diff options
Diffstat (limited to 'Doc')
| -rwxr-xr-x | Doc/ref/fixps.py | 26 | ||||
| -rw-r--r-- | Doc/ref/makeMIFs.py | 28 | ||||
| -rw-r--r-- | Doc/ref/ref.book | bin | 12287 -> 0 bytes | |||
| -rw-r--r-- | Doc/ref/ref.pdf | bin | 608681 -> 0 bytes | |||
| -rw-r--r-- | Doc/ref/ref.ps | 33384 | ||||
| -rw-r--r-- | Doc/ref/ref.wml | 570 | ||||
| -rw-r--r-- | Doc/ref/ref0.doc | bin | 123902 -> 0 bytes | |||
| -rw-r--r-- | Doc/ref/ref1.doc | bin | 20479 -> 0 bytes | |||
| -rw-r--r-- | Doc/ref/ref2.doc | bin | 45055 -> 0 bytes | |||
| -rw-r--r-- | Doc/ref/ref3.doc | bin | 78847 -> 0 bytes | |||
| -rw-r--r-- | Doc/ref/ref4.doc | bin | 31743 -> 0 bytes | |||
| -rw-r--r-- | Doc/ref/ref5.doc | bin | 62463 -> 0 bytes | |||
| -rw-r--r-- | Doc/ref/ref6.doc | bin | 44031 -> 0 bytes | |||
| -rw-r--r-- | Doc/ref/ref7.doc | bin | 38911 -> 0 bytes | |||
| -rw-r--r-- | Doc/ref/ref8.doc | bin | 19454 -> 0 bytes | |||
| -rw-r--r-- | Doc/ref/refIX.doc | bin | 78847 -> 0 bytes | |||
| -rw-r--r-- | Doc/ref/refTOC.doc | bin | 32767 -> 0 bytes |
17 files changed, 0 insertions, 34008 deletions
diff --git a/Doc/ref/fixps.py b/Doc/ref/fixps.py deleted file mode 100755 index 4b32184..0000000 --- a/Doc/ref/fixps.py +++ /dev/null @@ -1,26 +0,0 @@ -#! /usr/bin/env python - -"""Dumb script to edit a particular line in the PostScript. - -This makes it possible to print on A4 paper. -""" - -f = open("ref.ps", "r") - -lines = f.readlines() -f.close() -didit = 0 - -for i in range(100): - if lines[i] == '/FMAllowPaperSizeMismatch false def\n': - lines[i] = '/FMAllowPaperSizeMismatch true def\n' - didit = 1 - break - -if not didit: - print "ref.ps not changed" -else: - print "rewriting edited ref.ps" - f = open("ref.ps", "w") - f.writelines(lines) - f.close() diff --git a/Doc/ref/makeMIFs.py b/Doc/ref/makeMIFs.py deleted file mode 100644 index faec284..0000000 --- a/Doc/ref/makeMIFs.py +++ /dev/null @@ -1,28 +0,0 @@ -#! /bin/env python - -"""Script to write MIF files from ref.book and ref*.doc.""" - -import os -import glob -import string - -def main(): - files = ['ref.book'] + glob.glob('ref*.doc') - files.sort() - print "Files:", string.join(files) - print "Starting FrameMaker..." - pipe = os.popen("fmbatch", 'w') - for i in files: - cmd = "Open %s\nSaveAs m %s %s.MIF\n" % (i, i, os.path.splitext(i)[0]) - print cmd - pipe.write(cmd) - pipe.write("Quit\n") - sts = pipe.close() - if sts: - print "Exit status", hex(sts) - else: - print "Starting webmaker..." - os.system('/depot/sundry/src/webmaker/webmaker-sparc/webmaker -c ref.wml -t "Python 1.5 Reference Manual" ref.MIF') - -if __name__ == '__main__': - main() diff --git a/Doc/ref/ref.book b/Doc/ref/ref.book Binary files differdeleted file mode 100644 index e7f8973..0000000 --- a/Doc/ref/ref.book +++ /dev/null diff --git a/Doc/ref/ref.pdf b/Doc/ref/ref.pdf Binary files differdeleted file mode 100644 index f31053f..0000000 --- a/Doc/ref/ref.pdf +++ /dev/null diff --git a/Doc/ref/ref.ps b/Doc/ref/ref.ps deleted file mode 100644 index 9a7c4ae..0000000 --- a/Doc/ref/ref.ps +++ /dev/null @@ -1,33384 +0,0 @@ -%!PS-Adobe-3.0 -%%BoundingBox: (atend) -%%Pages: (atend) -%%PageOrder: (atend) -%%DocumentFonts: (atend) -%%DocumentNeedsFonts: (atend) -%%DocumentSuppliedFonts: (atend) -%%Creator: Frame 5.5 -%%DocumentData: Clean7Bit -%%EndComments -%%BeginProlog -% -% Frame ps_prolog 5.5, for use with Adobe Unix Frame 5.5 products -% -% This ps_prolog file is Copyright (c) 1986-1996 Adobe Systems, Incoporated. -% All rights reserved. This ps_prolog file may be freely copied and -% distributed in conjunction with documents created using FrameMaker, -% FrameMaker+SGML, FrameReader, and FrameViewer as long as this -% copyright notice is preserved. -/FMDocSave save def -% -% FrameMaker users specify the proper paper size for each print job in the -% "Print" dialog's "Printer Paper Size" "Width" and "Height~ fields. If the -% printer that the PS file is sent to does not support the requested paper -% size, or if there is no paper tray of the proper size currently installed, -% then the job will not be printed. The following flag, if set to true, will -% cause the job to print on the default paper in such cases. -/FMAllowPaperSizeMismatch true def -% -% Frame products normally print colors as their true color on a color printer -% or as shades of gray, based on luminance, on a black-and white printer. The -% following flag, if set to true, forces all non-white colors to print as pure -% black. This has no effect on bitmap images. -/FMPrintAllColorsAsBlack false def -% -% Frame products can either set their own line screens or use a printer's -% default settings. Three flags below control this separately for no -% separations, spot separations and process separations. If a flag -% is true, then the default printer settings will not be changed. If it is -% false, Frame products will use their own settings from a table based on -% the printer's resolution. -/FMUseDefaultNoSeparationScreen true def -/FMUseDefaultSpotSeparationScreen true def -/FMUseDefaultProcessSeparationScreen false def -% -% For any given PostScript printer resolution, Frame products have two sets of -% screen angles and frequencies for printing process separations, which are -% recomended by Adobe. The following variable chooses the higher frequencies -% when set to true or the lower frequencies when set to false. This is only -% effective if the appropriate FMUseDefault...SeparationScreen flag is false. -/FMUseHighFrequencyScreens true def -% -% The following is a set of predefined optimal frequencies and angles for various -% common dpi settings. This is taken from "Advances in Color Separation Using -% PostScript Software Technology," from Adobe Systems (3/13/89 P.N. LPS 0043) -% and corrolated with information which is in various PPD (4.0) files. -% -% The "dpiranges" figure is the minimum dots per inch device resolution which -% can support this setting. The "low" and "high" values are controlled by the -% setting of the FMUseHighFrequencyScreens flag above. The "TDot" flags control -% the use of the "Yellow Triple Dot" feature whereby the frequency id divided by -% three, but the dot function is "trippled" giving a block of 3x3 dots per cell. -% -% PatFreq is a compromise pattern frequency for ps Level 2 printers which is close -% to the ideal WYSIWYG pattern frequency of 9 repetitions/inch but does not beat -% (too badly) against the screen frequencies of any separations for that DPI. -/dpiranges [ 2540 2400 1693 1270 1200 635 600 0 ] def -/CMLowFreqs [ 100.402 94.8683 89.2289 100.402 94.8683 66.9349 63.2456 47.4342 ] def -/YLowFreqs [ 95.25 90.0 84.65 95.25 90.0 70.5556 66.6667 50.0 ] def -/KLowFreqs [ 89.8026 84.8528 79.8088 89.8026 84.8528 74.8355 70.7107 53.033 ] def -/CLowAngles [ 71.5651 71.5651 71.5651 71.5651 71.5651 71.5651 71.5651 71.5651 ] def -/MLowAngles [ 18.4349 18.4349 18.4349 18.4349 18.4349 18.4349 18.4349 18.4349 ] def -/YLowTDot [ true true false true true false false false ] def -/CMHighFreqs [ 133.87 126.491 133.843 108.503 102.523 100.402 94.8683 63.2456 ] def -/YHighFreqs [ 127.0 120.0 126.975 115.455 109.091 95.25 90.0 60.0 ] def -/KHighFreqs [ 119.737 113.137 119.713 128.289 121.218 89.8026 84.8528 63.6395 ] def -/CHighAngles [ 71.5651 71.5651 71.5651 70.0169 70.0169 71.5651 71.5651 71.5651 ] def -/MHighAngles [ 18.4349 18.4349 18.4349 19.9831 19.9831 18.4349 18.4349 18.4349 ] def -/YHighTDot [ false false true false false true true false ] def -/PatFreq [ 10.5833 10.0 9.4055 10.5833 10.0 10.5833 10.0 9.375 ] def -% -% PostScript Level 2 printers contain an "Accurate Screens" feature which can -% improve process separation rendering at the expense of compute time. This -% flag is ignored by PostScript Level 1 printers. -/FMUseAcccurateScreens true def -% -% The following PostScript procedure defines the spot function that Frame -% products will use for process separations. You may un-comment-out one of -% the alternative functions below, or use your own. -% -% Dot function -/FMSpotFunction {abs exch abs 2 copy add 1 gt - {1 sub dup mul exch 1 sub dup mul add 1 sub } - {dup mul exch dup mul add 1 exch sub }ifelse } def -% -% Line function -% /FMSpotFunction { pop } def -% -% Elipse function -% /FMSpotFunction { dup 5 mul 8 div mul exch dup mul exch add -% sqrt 1 exch sub } def -% -% -/FMversion (5.5) def -/fMLevel1 /languagelevel where {pop languagelevel} {1} ifelse 2 lt def -/FMPColor - fMLevel1 { - false - /colorimage where {pop pop true} if - } { - true - } ifelse -def -/FrameDict 400 dict def -systemdict /errordict known not {/errordict 10 dict def - errordict /rangecheck {stop} put} if -% The readline in PS 23.0 doesn't recognize cr's as nl's on AppleTalk -FrameDict /tmprangecheck errordict /rangecheck get put -errordict /rangecheck {FrameDict /bug true put} put -FrameDict /bug false put -mark -% Some PS machines read past the CR, so keep the following 3 lines together! -currentfile 5 string readline -00 -0000000000 -cleartomark -errordict /rangecheck FrameDict /tmprangecheck get put -FrameDict /bug get { - /readline { - /gstring exch def - /gfile exch def - /gindex 0 def - { - gfile read pop - dup 10 eq {exit} if - dup 13 eq {exit} if - gstring exch gindex exch put - /gindex gindex 1 add def - } loop - pop - gstring 0 gindex getinterval true - } bind def - } if -/FMshowpage /showpage load def -/FMquit /quit load def -/FMFAILURE { - 2 copy exch = = flush - FMshowpage - /Helvetica findfont 12 scalefont setfont - 72 200 moveto show - 72 220 moveto show - FMshowpage - FMquit - } def -/FMVERSION { - FMversion ne { - (Adobe Frame product version does not match ps_prolog! Check installation;) - (also check ~/fminit and ./fminit for old versions) FMFAILURE - } if - } def -/fmConcatProcs - { - /proc2 exch cvlit def/proc1 exch cvlit def/newproc proc1 length proc2 length add array def - newproc 0 proc1 putinterval newproc proc1 length proc2 putinterval newproc cvx -}def -FrameDict begin [ - /ALDsave - /FMdicttop - /FMoptop - /FMpointsize - /FMsetsize - /FMsaveobject - /b - /bitmapsave - /blut - /bpside - /bs - /bstring - /bwidth - /c - /cf - /cs - /cynu - /depth - /edown - /fh - /fillvals - /fw - /fx - /fy - /g - /gfile - /gindex - /grnt - /gryt - /gstring - /height - /hh - /i - /im - /indx - /is - /k - /kk - /landscape - /lb - /len - /llx - /lly - /m - /magu - /manualfeed - /n - /offbits - /onbits - /organgle - /orgbangle - /orgbfreq - /orgbproc - /orgbxfer - /orgfreq - /orggangle - /orggfreq - /orggproc - /orggxfer - /orghalftone - /orgmatrix - /orgproc - /orgrangle - /orgrfreq - /orgrproc - /orgrxfer - /orgxfer - /pagesave - /paperheight - /papersizedict - /paperwidth - /pos - /pwid - /r - /rad - /redt - /sl - /str - /tran - /u - /urx - /ury - /val - /width - /width - /ws - /ww - /x - /x1 - /x2 - /xindex - /xpoint - /xscale - /xx - /y - /y1 - /y2 - /yelu - /yindex - /ypoint - /yscale - /yy - /tintGray -] { 0 def } forall -/FmBD {bind def} bind def -systemdict /pdfmark known systemdict /currentdistillerparams known and { - /fMAcrobat true def - - /FmPD /pdfmark load def - - - /FmPT /show load def - - - currentdistillerparams /CoreDistVersion get 2000 ge { - - - /FmPD2 /pdfmark load def - - - - - - /FmPA { mark exch /Dest exch 5 3 roll - /View [ /XYZ null 6 -2 roll FmDC exch pop null] /DEST FmPD - }FmBD - } { - - /FmPD2 /cleartomark load def - /FmPA {pop pop pop}FmBD - } ifelse -} { - - /fMAcrobat false def - /FmPD /cleartomark load def - /FmPD2 /cleartomark load def - /FmPT /pop load def - /FmPA {pop pop pop}FmBD -} ifelse -/FmDC { - transform fMDefaultMatrix defaultmatrix itransform cvi exch cvi exch -}FmBD -/FmBx { - dup 3 index lt {3 1 roll exch} if - 1 index 4 index lt {4 -1 roll 3 1 roll exch 4 1 roll} if -}FmBD -/FMnone 0 def -/FMcyan 1 def -/FMmagenta 2 def -/FMyellow 3 def -/FMblack 4 def -/FMcustom 5 def -/fMNegative false def -/FrameSepIs FMnone def -/FrameSepBlack 0 def -/FrameSepYellow 0 def -/FrameSepMagenta 0 def -/FrameSepCyan 0 def -/FrameSepRed 1 def -/FrameSepGreen 1 def -/FrameSepBlue 1 def -/FrameCurGray 1 def -/FrameCurPat null def -/FrameCurColors [ 0 0 0 1 0 0 0 1] def -/FrameColorEpsilon .001 def -/eqepsilon { - sub dup 0 lt {neg} if - FrameColorEpsilon le -} bind def -/FrameCmpColorsCMYK { - 2 copy 0 get exch 0 get eqepsilon { - 2 copy 1 get exch 1 get eqepsilon { - 2 copy 2 get exch 2 get eqepsilon { - 3 get exch 3 get eqepsilon - } {pop pop false} ifelse - }{pop pop false} ifelse - } {pop pop false} ifelse -} bind def -/FrameCmpColorsRGB { - 2 copy 4 get exch 0 get eqepsilon { - 2 copy 5 get exch 1 get eqepsilon { - 6 get exch 2 get eqepsilon - }{pop pop false} ifelse - } {pop pop false} ifelse -} bind def -/RGBtoCMYK { - 1 exch sub - 3 1 roll - 1 exch sub - 3 1 roll - 1 exch sub - 3 1 roll - 3 copy - 2 copy - le { pop } { exch pop } ifelse - 2 copy - le { pop } { exch pop } ifelse - dup dup dup - 6 1 roll - 4 1 roll - 7 1 roll - sub - 6 1 roll - sub - 5 1 roll - sub - 4 1 roll -} bind def -/CMYKtoRGB { - dup dup 4 -1 roll add - 5 1 roll 3 -1 roll add - 4 1 roll add - 1 exch sub dup 0 lt {pop 0} if 3 1 roll - 1 exch sub dup 0 lt {pop 0} if exch - 1 exch sub dup 0 lt {pop 0} if exch -} bind def -/FrameSepInit { - 1.0 RealSetgray -} bind def -/FrameSetSepColor { - /FrameSepBlue exch def - /FrameSepGreen exch def - /FrameSepRed exch def - /FrameSepBlack exch def - /FrameSepYellow exch def - /FrameSepMagenta exch def - /FrameSepCyan exch def - /FrameSepIs FMcustom def - setCurrentScreen -} bind def -/FrameSetCyan { - /FrameSepBlue 1.0 def - /FrameSepGreen 1.0 def - /FrameSepRed 0.0 def - /FrameSepBlack 0.0 def - /FrameSepYellow 0.0 def - /FrameSepMagenta 0.0 def - /FrameSepCyan 1.0 def - /FrameSepIs FMcyan def - setCurrentScreen -} bind def - -/FrameSetMagenta { - /FrameSepBlue 1.0 def - /FrameSepGreen 0.0 def - /FrameSepRed 1.0 def - /FrameSepBlack 0.0 def - /FrameSepYellow 0.0 def - /FrameSepMagenta 1.0 def - /FrameSepCyan 0.0 def - /FrameSepIs FMmagenta def - setCurrentScreen -} bind def - -/FrameSetYellow { - /FrameSepBlue 0.0 def - /FrameSepGreen 1.0 def - /FrameSepRed 1.0 def - /FrameSepBlack 0.0 def - /FrameSepYellow 1.0 def - /FrameSepMagenta 0.0 def - /FrameSepCyan 0.0 def - /FrameSepIs FMyellow def - setCurrentScreen -} bind def - -/FrameSetBlack { - /FrameSepBlue 0.0 def - /FrameSepGreen 0.0 def - /FrameSepRed 0.0 def - /FrameSepBlack 1.0 def - /FrameSepYellow 0.0 def - /FrameSepMagenta 0.0 def - /FrameSepCyan 0.0 def - /FrameSepIs FMblack def - setCurrentScreen -} bind def - -/FrameNoSep { - /FrameSepIs FMnone def - setCurrentScreen -} bind def -/FrameSetSepColors { - FrameDict begin - [ exch 1 add 1 roll ] - /FrameSepColors - exch def end - } bind def -/FrameColorInSepListCMYK { - FrameSepColors { - exch dup 3 -1 roll - FrameCmpColorsCMYK - { pop true exit } if - } forall - dup true ne {pop false} if - } bind def -/FrameColorInSepListRGB { - FrameSepColors { - exch dup 3 -1 roll - FrameCmpColorsRGB - { pop true exit } if - } forall - dup true ne {pop false} if - } bind def -/RealSetgray /setgray load def -/RealSetrgbcolor /setrgbcolor load def -/RealSethsbcolor /sethsbcolor load def -end -/setgray { - FrameDict begin - FrameSepIs FMnone eq - { RealSetgray } - { - FrameSepIs FMblack eq - { RealSetgray } - { FrameSepIs FMcustom eq - FrameSepRed 0 eq and - FrameSepGreen 0 eq and - FrameSepBlue 0 eq and { - RealSetgray - } { - 1 RealSetgray pop - } ifelse - } ifelse - } ifelse - end -} bind def -/setrgbcolor { - FrameDict begin - FrameSepIs FMnone eq - { RealSetrgbcolor } - { - 3 copy [ 4 1 roll ] - FrameColorInSepListRGB - { - FrameSepBlue eq exch - FrameSepGreen eq and exch - FrameSepRed eq and - { 0 } { 1 } ifelse - } - { - FMPColor { - RealSetrgbcolor - currentcmykcolor - } { - RGBtoCMYK - } ifelse - FrameSepIs FMblack eq - {1.0 exch sub 4 1 roll pop pop pop} { - FrameSepIs FMyellow eq - {pop 1.0 exch sub 3 1 roll pop pop} { - FrameSepIs FMmagenta eq - {pop pop 1.0 exch sub exch pop } { - FrameSepIs FMcyan eq - {pop pop pop 1.0 exch sub } - {pop pop pop pop 1} ifelse } ifelse } ifelse } ifelse - } ifelse - RealSetgray - } - ifelse - end -} bind def -/sethsbcolor { - FrameDict begin - FrameSepIs FMnone eq - { RealSethsbcolor } - { - RealSethsbcolor - currentrgbcolor - setrgbcolor - } - ifelse - end -} bind def -FrameDict begin -/setcmykcolor where { - pop /RealSetcmykcolor /setcmykcolor load def -} { - /RealSetcmykcolor { - 4 1 roll - 3 { 3 index add 0 max 1 min 1 exch sub 3 1 roll} repeat - RealSetrgbcolor pop - } bind def -} ifelse -userdict /setcmykcolor { - FrameDict begin - FrameSepIs FMnone eq - { RealSetcmykcolor } - { - 4 copy [ 5 1 roll ] - FrameColorInSepListCMYK - { - FrameSepBlack eq exch - FrameSepYellow eq and exch - FrameSepMagenta eq and exch - FrameSepCyan eq and - { 0 } { 1 } ifelse - } - { - FrameSepIs FMblack eq - {1.0 exch sub 4 1 roll pop pop pop} { - FrameSepIs FMyellow eq - {pop 1.0 exch sub 3 1 roll pop pop} { - FrameSepIs FMmagenta eq - {pop pop 1.0 exch sub exch pop } { - FrameSepIs FMcyan eq - {pop pop pop 1.0 exch sub } - {pop pop pop pop 1} ifelse } ifelse } ifelse } ifelse - } ifelse - RealSetgray - } - ifelse - end - } bind put -fMLevel1 { - - - - /patScreenDict 7 dict dup begin - <0f1e3c78f0e1c387> [ 45 { pop } {exch pop} .5 2 sqrt] FmBD - <0f87c3e1f0783c1e> [ 135 { pop } {exch pop} .5 2 sqrt] FmBD - <cccccccccccccccc> [ 0 { pop } dup .5 2 ] FmBD - <ffff0000ffff0000> [ 90 { pop } dup .5 2 ] FmBD - <8142241818244281> [ 45 { 2 copy lt {exch} if pop} dup .75 2 sqrt] FmBD - <03060c183060c081> [ 45 { pop } {exch pop} .875 2 sqrt] FmBD - <8040201008040201> [ 135 { pop } {exch pop} .875 2 sqrt] FmBD - end def -} { - - /patProcDict 5 dict dup begin - <0f1e3c78f0e1c387> { 3 setlinewidth -1 -1 moveto 9 9 lineto stroke - 4 -4 moveto 12 4 lineto stroke - -4 4 moveto 4 12 lineto stroke} bind def - <0f87c3e1f0783c1e> { 3 setlinewidth -1 9 moveto 9 -1 lineto stroke - -4 4 moveto 4 -4 lineto stroke - 4 12 moveto 12 4 lineto stroke} bind def - <8142241818244281> { 1 setlinewidth -1 9 moveto 9 -1 lineto stroke - -1 -1 moveto 9 9 lineto stroke } bind def - <03060c183060c081> { 1 setlinewidth -1 -1 moveto 9 9 lineto stroke - 4 -4 moveto 12 4 lineto stroke - -4 4 moveto 4 12 lineto stroke} bind def - <8040201008040201> { 1 setlinewidth -1 9 moveto 9 -1 lineto stroke - -4 4 moveto 4 -4 lineto stroke - 4 12 moveto 12 4 lineto stroke} bind def - end def - /patDict 15 dict dup begin - /PatternType 1 def - /PaintType 2 def - /TilingType 3 def - /BBox [ 0 0 8 8 ] def - /XStep 8 def - /YStep 8 def - /PaintProc { - begin - patProcDict bstring known { - patProcDict bstring get exec - } { - 8 8 true [1 0 0 -1 0 8] bstring imagemask - } ifelse - end - } bind def - end def -} ifelse -/tintCMYK { - 1 tintGray sub FrameCurColors 0 4 getinterval aload pop - 4 index mul 5 1 roll - 3 index mul 5 1 roll - 2 index mul 5 1 roll - mul 4 1 roll -}bind def -/tintRGB { - 1 tintGray sub FrameCurColors 4 3 getinterval aload pop - 1 exch sub 3 index mul 1 exch sub 4 1 roll - 1 exch sub 2 index mul 1 exch sub 4 1 roll - 1 exch sub mul 1 exch sub 3 1 roll -}bind def -/combineColor { - /tintGray 1 1 FrameCurGray sub FrameCurColors 7 get mul sub def - FrameSepIs FMnone eq - { - graymode fMLevel1 or not { - - [/Pattern [/DeviceCMYK]] setcolorspace - tintCMYK FrameCurPat setcolor - } { - FrameCurColors 3 get 1.0 ge { - tintGray RealSetgray - } { - fMAcrobat not FMPColor graymode and and { - tintCMYK - RealSetcmykcolor - } { - tintRGB - RealSetrgbcolor - } ifelse - } ifelse - } ifelse - } { - FrameCurColors 0 4 getinterval aload - FrameColorInSepListCMYK { - FrameSepBlack eq exch - FrameSepYellow eq and exch - FrameSepMagenta eq and exch - FrameSepCyan eq and - FrameSepIs FMcustom eq and - { tintGray } { 1 } ifelse - } { - FrameSepIs FMblack eq - {tintGray 1.0 exch sub mul 1.0 exch sub 4 1 roll pop pop pop} { - FrameSepIs FMyellow eq - {pop tintGray 1.0 exch sub mul 1.0 exch sub 3 1 roll pop pop} { - FrameSepIs FMmagenta eq - {pop pop tintGray 1.0 exch sub mul 1.0 exch sub exch pop } { - FrameSepIs FMcyan eq - {pop pop pop tintGray 1.0 exch sub mul 1.0 exch sub } - {pop pop pop pop 1} ifelse } ifelse } ifelse } ifelse - } ifelse - graymode fMLevel1 or not { - - [/Pattern [/DeviceGray]] setcolorspace - FrameCurPat setcolor - } { - graymode not fMLevel1 and { - - dup 1 lt {pop FrameCurGray} if - } if - RealSetgray - } ifelse - } ifelse -} bind def -/savematrix { - orgmatrix currentmatrix pop - } bind def -/restorematrix { - orgmatrix setmatrix - } bind def -/fMDefaultMatrix matrix def -/fMatrix2 matrix def -/dpi 72 0 fMDefaultMatrix defaultmatrix dtransform - dup mul exch dup mul add sqrt def - -/freq dpi dup 72 div round dup 0 eq {pop 1} if 8 mul div def -/sangle 1 0 fMDefaultMatrix defaultmatrix dtransform exch atan def - sangle fMatrix2 rotate - fMDefaultMatrix defaultmatrix fMatrix2 concatmatrix - dup 0 get /sflipx exch def - 3 get /sflipy exch def -/screenIndex { - 0 1 dpiranges length 1 sub { dup dpiranges exch get 1 sub dpi le {exit} {pop} ifelse } for -} bind def -/getCyanScreen { - FMUseHighFrequencyScreens { CHighAngles CMHighFreqs} {CLowAngles CMLowFreqs} ifelse - screenIndex dup 3 1 roll get 3 1 roll get /FMSpotFunction load -} bind def -/getMagentaScreen { - FMUseHighFrequencyScreens { MHighAngles CMHighFreqs } {MLowAngles CMLowFreqs} ifelse - screenIndex dup 3 1 roll get 3 1 roll get /FMSpotFunction load -} bind def -/getYellowScreen { - FMUseHighFrequencyScreens { YHighTDot YHighFreqs} { YLowTDot YLowFreqs } ifelse - screenIndex dup 3 1 roll get 3 1 roll get { 3 div - {2 { 1 add 2 div 3 mul dup floor sub 2 mul 1 sub exch} repeat - FMSpotFunction } } {/FMSpotFunction load } ifelse - 0.0 exch -} bind def -/getBlackScreen { - FMUseHighFrequencyScreens { KHighFreqs } { KLowFreqs } ifelse - screenIndex get 45.0 /FMSpotFunction load -} bind def -/getSpotScreen { - getBlackScreen -} bind def -/getCompositeScreen { - getBlackScreen -} bind def -/FMSetScreen - fMLevel1 { /setscreen load - }{ { - 8 dict begin - /HalftoneType 1 def - /SpotFunction exch def - /Angle exch def - /Frequency exch def - /AccurateScreens FMUseAcccurateScreens def - currentdict end sethalftone - } bind } ifelse -def -/setDefaultScreen { - fMLevel1 { - FMPColor { - orgrxfer cvx orggxfer cvx orgbxfer cvx orgxfer cvx setcolortransfer - } - { - orgxfer cvx settransfer - } ifelse - orgfreq organgle orgproc cvx setscreen - } { - orghalftone sethalftone - }ifelse -} bind def -/setCurrentScreen { - FrameSepIs FMnone eq { - FMUseDefaultNoSeparationScreen { - setDefaultScreen - } { - getCompositeScreen FMSetScreen - } ifelse - } { - FrameSepIs FMcustom eq { - FMUseDefaultSpotSeparationScreen { - setDefaultScreen - } { - getSpotScreen FMSetScreen - } ifelse - } { - FMUseDefaultProcessSeparationScreen { - setDefaultScreen - } { - FrameSepIs FMcyan eq { - getCyanScreen FMSetScreen - } { - FrameSepIs FMmagenta eq { - getMagentaScreen FMSetScreen - } { - FrameSepIs FMyellow eq { - getYellowScreen FMSetScreen - } { - getBlackScreen FMSetScreen - } ifelse - } ifelse - } ifelse - } ifelse - } ifelse - } ifelse -} bind def -end - -/FMDOCUMENT { - array /FMfonts exch def - dup 1 gt {/#copies exch def} {pop} ifelse - FrameDict begin - 0 ne /manualfeed exch def - /paperheight exch def - /paperwidth exch def - 0 ne /fMNegative exch def - 0 ne /edown exch def - /yscale exch def - /xscale exch def - fMLevel1 { - manualfeed {setmanualfeed} if - /FMdicttop countdictstack 1 add def - /FMoptop count def - setpapername - manualfeed {true} {papersize} ifelse - {manualpapersize} {false} ifelse - {desperatepapersize} {false} ifelse - {papersizefailure} if - count -1 FMoptop {pop pop} for - countdictstack -1 FMdicttop {pop end} for - } - {2 dict - dup /PageSize [paperwidth paperheight] put - manualfeed {dup /ManualFeed manualfeed put} if - {setpagedevice} stopped {papersizefailure} if - } - ifelse - - fMLevel1 not { - /orghalftone currenthalftone def - }if - - FMPColor { - currentcolorscreen - cvlit /orgproc exch def - /organgle exch def - /orgfreq exch def - cvlit /orgbproc exch def - /orgbangle exch def - /orgbfreq exch def - cvlit /orggproc exch def - /orggangle exch def - /orggfreq exch def - cvlit /orgrproc exch def - /orgrangle exch def - /orgrfreq exch def - currentcolortransfer - fMNegative { - 1 1 4 { - pop { 1 exch sub } fmConcatProcs 4 1 roll - } for - 4 copy - setcolortransfer - } if - cvlit /orgxfer exch def - cvlit /orgbxfer exch def - cvlit /orggxfer exch def - cvlit /orgrxfer exch def - } { - currentscreen - cvlit /orgproc exch def - /organgle exch def - /orgfreq exch def - - currenttransfer - fMNegative { - { 1 exch sub } fmConcatProcs - dup settransfer - } if - cvlit /orgxfer exch def - } ifelse - end -} def -/FMENDDOCUMENT { - FMDocSave restore -} def -/FMBEGINPAGE { - FrameDict begin - /pagesave save def - 3.86 setmiterlimit - 0 0 moveto paperwidth 0 lineto paperwidth paperheight lineto - 0 paperheight lineto 0 0 lineto 1 setgray fill - /landscape exch 0 ne def - landscape { - 90 rotate 0 exch dup /pwid exch def neg translate pop - }{ - pop /pwid exch def - } ifelse - edown { [-1 0 0 1 pwid 0] concat } if - xscale yscale scale - /orgmatrix matrix def - gsave -} def -/FMENDPAGE { - grestore - pagesave restore - end - showpage - } def -/FMFONTDEFINE { - FrameDict begin - findfont - ReEncode - 1 index exch - definefont - FMfonts 3 1 roll - put - end - } def -/FMFILLS { - FrameDict begin dup - array /fillvals exch def - dict /patCache exch def - end - } def -/FMFILL { - FrameDict begin - fillvals 3 1 roll put - end - } def -/FMNORMALIZEGRAPHICS { - newpath - 1 setlinewidth - 0 setlinecap - 0 0 0 sethsbcolor - 0 setgray - } bind def -/FMBEGINEPSF { - end - /FMEPSF save def - /showpage {} def - FMNORMALIZEGRAPHICS - [/fy /fx /fh /fw /ury /urx /lly /llx] {exch def} forall - fx fw 2 div add fy fh 2 div add translate - rotate - fw 2 div neg fh 2 div neg translate - fw urx llx sub div fh ury lly sub div scale - llx neg lly neg translate - /FMdicttop countdictstack 1 add def - /FMoptop count def - } bind def -/FMENDEPSF { - count -1 FMoptop {pop pop} for - countdictstack -1 FMdicttop {pop end} for - FMEPSF restore - FrameDict begin - } bind def -FrameDict begin -/setmanualfeed { -%%BeginFeature: *ManualFeed True - statusdict /manualfeed true put -%%EndFeature - } bind def -/max {2 copy lt {exch} if pop} bind def -/min {2 copy gt {exch} if pop} bind def -/inch {72 mul} def -/pagedimen { - paperheight sub abs 16 lt exch - paperwidth sub abs 16 lt and - {/papername exch def} {pop} ifelse - } bind def -/setpapername { - /papersizedict 14 dict def - papersizedict begin - /papername /unknown def - /Letter 8.5 inch 11.0 inch pagedimen - /LetterSmall 7.68 inch 10.16 inch pagedimen - /Tabloid 11.0 inch 17.0 inch pagedimen - /Ledger 17.0 inch 11.0 inch pagedimen - /Legal 8.5 inch 14.0 inch pagedimen - /Statement 5.5 inch 8.5 inch pagedimen - /Executive 7.5 inch 10.0 inch pagedimen - /A3 11.69 inch 16.5 inch pagedimen - /A4 8.26 inch 11.69 inch pagedimen - /A4Small 7.47 inch 10.85 inch pagedimen - /B4 10.125 inch 14.33 inch pagedimen - /B5 7.16 inch 10.125 inch pagedimen - end - } bind def -/papersize { - papersizedict begin - /Letter {lettertray letter} def - /LetterSmall {lettertray lettersmall} def - /Tabloid {11x17tray 11x17} def - /Ledger {ledgertray ledger} def - /Legal {legaltray legal} def - /Statement {statementtray statement} def - /Executive {executivetray executive} def - /A3 {a3tray a3} def - /A4 {a4tray a4} def - /A4Small {a4tray a4small} def - /B4 {b4tray b4} def - /B5 {b5tray b5} def - /unknown {unknown} def - papersizedict dup papername known {papername} {/unknown} ifelse get - end - statusdict begin stopped end - } bind def -/manualpapersize { - papersizedict begin - /Letter {letter} def - /LetterSmall {lettersmall} def - /Tabloid {11x17} def - /Ledger {ledger} def - /Legal {legal} def - /Statement {statement} def - /Executive {executive} def - /A3 {a3} def - /A4 {a4} def - /A4Small {a4small} def - /B4 {b4} def - /B5 {b5} def - /unknown {unknown} def - papersizedict dup papername known {papername} {/unknown} ifelse get - end - stopped - } bind def -/desperatepapersize { - - mark - statusdict begin - /setpageparams where { - pop - paperwidth paperheight 0 1 - {setpageparams} stopped - } { - true - } ifelse - - { - - /setpagedevice where { - pop - 1 dict dup begin - /PageSize [ paperwidth paperheight ] def - end - {setpagedevice} stopped - } { - true - } ifelse - } { - false - } ifelse - end - {cleartomark true}{cleartomark false}ifelse -} bind def -/papersizefailure { - FMAllowPaperSizeMismatch not - { -(The requested paper size is not available in any currently-installed tray) -(Edit the PS file to "FMAllowPaperSizeMismatch true" to use default tray) - FMFAILURE } if - } def -/DiacriticEncoding [ -/.notdef /.notdef /.notdef /.notdef /.notdef /.notdef /.notdef -/.notdef /.notdef /.notdef /.notdef /.notdef /.notdef /.notdef -/.notdef /.notdef /.notdef /.notdef /.notdef /.notdef /.notdef -/.notdef /.notdef /.notdef /.notdef /.notdef /.notdef /.notdef -/.notdef /.notdef /.notdef /.notdef /space /exclam /quotedbl -/numbersign /dollar /percent /ampersand /quotesingle /parenleft -/parenright /asterisk /plus /comma /hyphen /period /slash /zero /one -/two /three /four /five /six /seven /eight /nine /colon /semicolon -/less /equal /greater /question /at /A /B /C /D /E /F /G /H /I /J /K -/L /M /N /O /P /Q /R /S /T /U /V /W /X /Y /Z /bracketleft /backslash -/bracketright /asciicircum /underscore /grave /a /b /c /d /e /f /g /h -/i /j /k /l /m /n /o /p /q /r /s /t /u /v /w /x /y /z /braceleft /bar -/braceright /asciitilde /.notdef /Adieresis /Aring /Ccedilla /Eacute -/Ntilde /Odieresis /Udieresis /aacute /agrave /acircumflex /adieresis -/atilde /aring /ccedilla /eacute /egrave /ecircumflex /edieresis -/iacute /igrave /icircumflex /idieresis /ntilde /oacute /ograve -/ocircumflex /odieresis /otilde /uacute /ugrave /ucircumflex -/udieresis /dagger /.notdef /cent /sterling /section /bullet -/paragraph /germandbls /registered /copyright /trademark /acute -/dieresis /.notdef /AE /Oslash /.notdef /.notdef /.notdef /.notdef -/yen /.notdef /.notdef /.notdef /.notdef /.notdef /.notdef -/ordfeminine /ordmasculine /.notdef /ae /oslash /questiondown -/exclamdown /logicalnot /.notdef /florin /.notdef /.notdef -/guillemotleft /guillemotright /ellipsis /.notdef /Agrave /Atilde -/Otilde /OE /oe /endash /emdash /quotedblleft /quotedblright -/quoteleft /quoteright /.notdef /.notdef /ydieresis /Ydieresis -/fraction /currency /guilsinglleft /guilsinglright /fi /fl /daggerdbl -/periodcentered /quotesinglbase /quotedblbase /perthousand -/Acircumflex /Ecircumflex /Aacute /Edieresis /Egrave /Iacute -/Icircumflex /Idieresis /Igrave /Oacute /Ocircumflex /.notdef /Ograve -/Uacute /Ucircumflex /Ugrave /dotlessi /circumflex /tilde /macron -/breve /dotaccent /ring /cedilla /hungarumlaut /ogonek /caron -] def -/ReEncode { - dup - length - dict begin - { - 1 index /FID ne - {def} - {pop pop} ifelse - } forall - 0 eq {/Encoding DiacriticEncoding def} if - currentdict - end - } bind def -FMPColor - - { - /BEGINBITMAPCOLOR { - BITMAPCOLOR} def - /BEGINBITMAPCOLORc { - BITMAPCOLORc} def - /BEGINBITMAPTRUECOLOR { - BITMAPTRUECOLOR } def - /BEGINBITMAPTRUECOLORc { - BITMAPTRUECOLORc } def - /BEGINBITMAPCMYK { - BITMAPCMYK } def - /BEGINBITMAPCMYKc { - BITMAPCMYKc } def - } - - { - /BEGINBITMAPCOLOR { - BITMAPGRAY} def - /BEGINBITMAPCOLORc { - BITMAPGRAYc} def - /BEGINBITMAPTRUECOLOR { - BITMAPTRUEGRAY } def - /BEGINBITMAPTRUECOLORc { - BITMAPTRUEGRAYc } def - /BEGINBITMAPCMYK { - BITMAPCMYKGRAY } def - /BEGINBITMAPCMYKc { - BITMAPCMYKGRAYc } def - } -ifelse -/K { - FMPrintAllColorsAsBlack { - 8 1 roll - dup 1 eq 2 index 1 eq and 3 index 1 eq and not - {7 {pop} repeat 0 0 0 1 0 0 0} if - 8 -1 roll - } if - FrameCurColors astore - pop combineColor -} bind def -/graymode true def -fMLevel1 { - /fmGetFlip { - fMatrix2 exch get mul 0 lt { -1 } { 1 } ifelse - } FmBD -} if -/setPatternMode { - fMLevel1 { - 2 index patScreenDict exch known { - pop pop - patScreenDict exch get aload pop - freq - mul - 5 2 roll - fMatrix2 currentmatrix 1 get 0 ne { - 3 -1 roll 90 add 3 1 roll - sflipx 1 fmGetFlip sflipy 2 fmGetFlip neg mul - } { - sflipx 0 fmGetFlip sflipy 3 fmGetFlip mul - } ifelse - 0 lt {exch pop} {pop} ifelse - fMNegative { - {neg} fmConcatProcs - } if - bind - - - - systemdict /setscreen get exec - /FrameCurGray exch def - } { - /bwidth exch def - /bpside exch def - /bstring exch def - /onbits 0 def /offbits 0 def - freq sangle landscape {90 add} if - {/ypoint exch def - /xpoint exch def - /xindex xpoint 1 add 2 div bpside mul cvi def - /yindex ypoint 1 add 2 div bpside mul cvi def - bstring yindex bwidth mul xindex 8 idiv add get - 1 7 xindex 8 mod sub bitshift and 0 ne fMNegative {not} if - {/onbits onbits 1 add def 1} - {/offbits offbits 1 add def 0} - ifelse - } - setscreen - offbits offbits onbits add dup 0 ne {div} {pop pop .5} ifelse fMNegative {1.0 exch sub} if - /FrameCurGray exch def - } ifelse - } { - pop pop - dup patCache exch known { - patCache exch get - } { - dup - patDict /bstring 3 -1 roll put - patDict - 9 PatFreq screenIndex get div dup matrix scale - makepattern - dup - patCache 4 -1 roll 3 -1 roll put - } ifelse - /FrameCurGray 0 def - /FrameCurPat exch def - } ifelse - /graymode false def - combineColor -} bind def -/setGrayScaleMode { - graymode not { - /graymode true def - fMLevel1 { - setCurrentScreen - } if - } if - /FrameCurGray exch def - combineColor -} bind def -/normalize { - transform round exch round exch itransform - } bind def -/dnormalize { - dtransform round exch round exch idtransform - } bind def -/lnormalize { - 0 dtransform exch cvi 2 idiv 2 mul 1 add exch idtransform pop - } bind def -/H { - lnormalize setlinewidth - } bind def -/Z { - setlinecap - } bind def - -/PFill { - graymode fMLevel1 or not { - gsave 1 setgray eofill grestore - } if -} bind def -/PStroke { - graymode fMLevel1 or not { - gsave 1 setgray stroke grestore - } if - stroke -} bind def -/X { - fillvals exch get - dup type /stringtype eq - {8 1 setPatternMode} - {setGrayScaleMode} - ifelse - } bind def -/V { - PFill gsave eofill grestore - } bind def -/Vclip { - clip - } bind def -/Vstrk { - currentlinewidth exch setlinewidth PStroke setlinewidth - } bind def -/N { - PStroke - } bind def -/Nclip { - strokepath clip newpath - } bind def -/Nstrk { - currentlinewidth exch setlinewidth PStroke setlinewidth - } bind def -/M {newpath moveto} bind def -/E {lineto} bind def -/D {curveto} bind def -/O {closepath} bind def -/L { - /n exch def - newpath - normalize - moveto - 2 1 n {pop normalize lineto} for - } bind def -/Y { - L - closepath - } bind def -/R { - /y2 exch def - /x2 exch def - /y1 exch def - /x1 exch def - x1 y1 - x2 y1 - x2 y2 - x1 y2 - 4 Y - } bind def -/rarc - {rad - arcto - } bind def -/RR { - /rad exch def - normalize - /y2 exch def - /x2 exch def - normalize - /y1 exch def - /x1 exch def - mark - newpath - { - x1 y1 rad add moveto - x1 y2 x2 y2 rarc - x2 y2 x2 y1 rarc - x2 y1 x1 y1 rarc - x1 y1 x1 y2 rarc - closepath - } stopped {x1 y1 x2 y2 R} if - cleartomark - } bind def -/RRR { - /rad exch def - normalize /y4 exch def /x4 exch def - normalize /y3 exch def /x3 exch def - normalize /y2 exch def /x2 exch def - normalize /y1 exch def /x1 exch def - newpath - normalize moveto - mark - { - x2 y2 x3 y3 rarc - x3 y3 x4 y4 rarc - x4 y4 x1 y1 rarc - x1 y1 x2 y2 rarc - closepath - } stopped - {x1 y1 x2 y2 x3 y3 x4 y4 newpath moveto lineto lineto lineto closepath} if - cleartomark - } bind def -/C { - grestore - gsave - R - clip - setCurrentScreen -} bind def -/CP { - grestore - gsave - Y - clip - setCurrentScreen -} bind def -/F { - FMfonts exch get - [FMsetsize 0 0 FMpointsize 0 0] makefont - setfont - } bind def -/Q { - /FMpointsize exch def - /FMsetsize FMpointsize def - F - } bind def -/QQ { - /FMsetsize exch def - /FMpointsize exch def - F - } bind def -/T { - moveto show - } bind def -/RF { - rotate - 0 ne {-1 1 scale} if - } bind def -/TF { - gsave - moveto - RF - show - grestore - } bind def -/P { - moveto - 0 32 3 2 roll widthshow - } bind def -/PF { - gsave - moveto - RF - 0 32 3 2 roll widthshow - grestore - } bind def -/S { - moveto - 0 exch ashow - } bind def -/SF { - gsave - moveto - RF - 0 exch ashow - grestore - } bind def -/B { - moveto - 0 32 4 2 roll 0 exch awidthshow - } bind def -/BF { - gsave - moveto - RF - 0 32 4 2 roll 0 exch awidthshow - grestore - } bind def -/G { - gsave - newpath - normalize translate 0.0 0.0 moveto - dnormalize scale - 0.0 0.0 1.0 5 3 roll arc - closepath - PFill fill - grestore - } bind def -/Gstrk { - savematrix - newpath - 2 index 2 div add exch 3 index 2 div sub exch - normalize 2 index 2 div sub exch 3 index 2 div add exch - translate - scale - 0.0 0.0 1.0 5 3 roll arc - restorematrix - currentlinewidth exch setlinewidth PStroke setlinewidth - } bind def -/Gclip { - newpath - savematrix - normalize translate 0.0 0.0 moveto - dnormalize scale - 0.0 0.0 1.0 5 3 roll arc - closepath - clip newpath - restorematrix - } bind def -/GG { - gsave - newpath - normalize translate 0.0 0.0 moveto - rotate - dnormalize scale - 0.0 0.0 1.0 5 3 roll arc - closepath - PFill - fill - grestore - } bind def -/GGclip { - savematrix - newpath - normalize translate 0.0 0.0 moveto - rotate - dnormalize scale - 0.0 0.0 1.0 5 3 roll arc - closepath - clip newpath - restorematrix - } bind def -/GGstrk { - savematrix - newpath - normalize translate 0.0 0.0 moveto - rotate - dnormalize scale - 0.0 0.0 1.0 5 3 roll arc - closepath - restorematrix - currentlinewidth exch setlinewidth PStroke setlinewidth - } bind def -/A { - gsave - savematrix - newpath - 2 index 2 div add exch 3 index 2 div sub exch - normalize 2 index 2 div sub exch 3 index 2 div add exch - translate - scale - 2 copy 0.0 0.0 1.0 5 3 roll arc - round cvi 360 mod exch round cvi 360 mod eq {closepath} if - restorematrix - PStroke - grestore - } bind def -/Aclip { - newpath - savematrix - normalize translate 0.0 0.0 moveto - dnormalize scale - 0.0 0.0 1.0 5 3 roll arc - closepath - strokepath clip newpath - restorematrix -} bind def -/Astrk { - Gstrk -} bind def -/AA { - gsave - savematrix - newpath - - 3 index 2 div add exch 4 index 2 div sub exch - - normalize 3 index 2 div sub exch 4 index 2 div add exch - translate - rotate - scale - 0.0 0.0 1.0 5 3 roll arc - restorematrix - PStroke - grestore - } bind def -/AAclip { - savematrix - newpath - normalize translate 0.0 0.0 moveto - rotate - dnormalize scale - 0.0 0.0 1.0 5 3 roll arc - closepath - strokepath clip newpath - restorematrix -} bind def -/AAstrk { - GGstrk -} bind def -/BEGINPRINTCODE { - /FMdicttop countdictstack 1 add def - /FMoptop count 7 sub def - /FMsaveobject save def - userdict begin - /showpage {} def - FMNORMALIZEGRAPHICS - 3 index neg 3 index neg translate - } bind def -/ENDPRINTCODE { - count -1 FMoptop {pop pop} for - countdictstack -1 FMdicttop {pop end} for - FMsaveobject restore - } bind def -/gn { - 0 - { 46 mul - cf read pop - 32 sub - dup 46 lt {exit} if - 46 sub add - } loop - add - } bind def -/cfs { - /str sl string def - 0 1 sl 1 sub {str exch val put} for - str def - } bind def -/ic [ - 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0223 - 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0223 - 0 - {0 hx} {1 hx} {2 hx} {3 hx} {4 hx} {5 hx} {6 hx} {7 hx} {8 hx} {9 hx} - {10 hx} {11 hx} {12 hx} {13 hx} {14 hx} {15 hx} {16 hx} {17 hx} {18 hx} - {19 hx} {gn hx} {0} {1} {2} {3} {4} {5} {6} {7} {8} {9} {10} {11} {12} - {13} {14} {15} {16} {17} {18} {19} {gn} {0 wh} {1 wh} {2 wh} {3 wh} - {4 wh} {5 wh} {6 wh} {7 wh} {8 wh} {9 wh} {10 wh} {11 wh} {12 wh} - {13 wh} {14 wh} {gn wh} {0 bl} {1 bl} {2 bl} {3 bl} {4 bl} {5 bl} {6 bl} - {7 bl} {8 bl} {9 bl} {10 bl} {11 bl} {12 bl} {13 bl} {14 bl} {gn bl} - {0 fl} {1 fl} {2 fl} {3 fl} {4 fl} {5 fl} {6 fl} {7 fl} {8 fl} {9 fl} - {10 fl} {11 fl} {12 fl} {13 fl} {14 fl} {gn fl} - ] def -/ms { - /sl exch def - /val 255 def - /ws cfs - /im cfs - /val 0 def - /bs cfs - /cs cfs - } bind def -400 ms -/ip { - is - 0 - cf cs readline pop - { ic exch get exec - add - } forall - pop - - } bind def -/rip { - - - bis ris copy pop - is - 0 - cf cs readline pop - { ic exch get exec - add - } forall - pop pop - ris gis copy pop - dup is exch - - cf cs readline pop - { ic exch get exec - add - } forall - pop pop - gis bis copy pop - dup add is exch - - cf cs readline pop - { ic exch get exec - add - } forall - pop - - } bind def -/rip4 { - - - kis cis copy pop - is - 0 - cf cs readline pop - { ic exch get exec - add - } forall - pop pop - cis mis copy pop - dup is exch - - cf cs readline pop - { ic exch get exec - add - } forall - pop pop - mis yis copy pop - dup dup add is exch - - cf cs readline pop - { ic exch get exec - add - } forall - pop pop - yis kis copy pop - 3 mul is exch - - cf cs readline pop - { ic exch get exec - add - } forall - pop - - } bind def -/wh { - /len exch def - /pos exch def - ws 0 len getinterval im pos len getinterval copy pop - pos len - } bind def -/bl { - /len exch def - /pos exch def - bs 0 len getinterval im pos len getinterval copy pop - pos len - } bind def -/s1 1 string def -/fl { - /len exch def - /pos exch def - /val cf s1 readhexstring pop 0 get def - pos 1 pos len add 1 sub {im exch val put} for - pos len - } bind def -/hx { - 3 copy getinterval - cf exch readhexstring pop pop - } bind def -/wbytes { - dup dup - 8 gt { pop 8 idiv mul } - { 8 eq {pop} {1 eq {7 add 8 idiv} {3 add 4 idiv} ifelse} ifelse } ifelse - } bind def -/BEGINBITMAPBWc { - 1 {} COMMONBITMAPc - } bind def -/BEGINBITMAPGRAYc { - 8 {} COMMONBITMAPc - } bind def -/BEGINBITMAP2BITc { - 2 {} COMMONBITMAPc - } bind def -/COMMONBITMAPc { - - /cvtProc exch def - /depth exch def - gsave - - 3 index 2 div add exch - 4 index 2 div add exch - translate - rotate - 1 index 2 div neg - 1 index 2 div neg - translate - scale - /height exch def /width exch def - /lb width depth wbytes def - sl lb lt {lb ms} if - /bitmapsave save def - cvtProc - /is im 0 lb getinterval def - ws 0 lb getinterval is copy pop - /cf currentfile def - width height depth [width 0 0 height neg 0 height] - {ip} image - bitmapsave restore - grestore - } bind def -/BEGINBITMAPBW { - 1 {} COMMONBITMAP - } bind def -/BEGINBITMAPGRAY { - 8 {} COMMONBITMAP - } bind def -/BEGINBITMAP2BIT { - 2 {} COMMONBITMAP - } bind def -/COMMONBITMAP { - /cvtProc exch def - /depth exch def - gsave - - 3 index 2 div add exch - 4 index 2 div add exch - translate - rotate - 1 index 2 div neg - 1 index 2 div neg - translate - scale - /height exch def /width exch def - /bitmapsave save def - cvtProc - /is width depth wbytes string def - 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616.67 T -(per-) 522.29 616.67 T -(mission.) 72 603.67 T -(While) 72 578.67 T -(CWI) 101.81 578.67 T -(is) 126.12 578.67 T -(the) 136.39 578.67 T -(initial) 152.76 578.67 T -(source) 181.36 578.67 T -(for) 212.99 578.67 T -(this) 228.74 578.67 T -(software,) 247.57 578.67 T -(a) 291.12 578.67 T -(modified) 298.93 578.67 T -(version) 341.58 578.67 T -(is) 376.89 578.67 T -(made) 387.15 578.67 T -(available) 413.9 578.67 T -(by) 456.54 578.67 T -(the) 470.47 578.67 T -(Corporation) 486.84 578.67 T -(for National Research Initiatives \050CNRI\051 at the Internet address ftp://ftp.python.org.) 72 565.67 T -(STICHTING) 72 540.67 T -(MATHEMATISCH) 132.76 540.67 T -(CENTRUM) 224.07 540.67 T -(AND) 280.56 540.67 T -(CNRI) 307.09 540.67 T -(DISCLAIM) 336.08 540.67 T -(ALL) 391.95 540.67 T -(WARRANTIES) 416.05 540.67 T -(WITH) 490.86 540.67 T -(RE-) 522.28 540.67 T -(GARD) 72 527.67 T -(TO) 106.25 527.67 T -(THIS) 123.99 527.67 T -(SOFTWARE,) 151.52 527.67 T -(INCLUDING) 216.63 527.67 T -(ALL) 280.81 527.67 T -(IMPLIED) 305.27 527.67 T -(WARRANTIES) 352.96 527.67 T -(OF) 428.15 527.67 T -(MERCHANTABILI-) 445.29 527.67 T -(TY) 72 514.67 T -(AND) 89.03 514.67 T -(FITNESS,) 115.21 514.67 T -(IN) 163.72 514.67 T -(NO) 177.69 514.67 T -(EVENT) 195.93 514.67 T -(SHALL) 234.34 514.67 T -(STICHTING) 272.14 514.67 T -(MATHEMATISCH) 332.55 514.67 T -(CENTRUM) 423.52 514.67 T -(OR) 479.66 514.67 T -(CNRI) 497.3 514.67 T -(BE) 525.94 514.67 T -(LIABLE) 72 501.67 T -(FOR) 114.12 501.67 T -(ANY) 138.54 501.67 T -(SPECIAL,) 165.38 501.67 T -(INDIRECT) 215.76 501.67 T -(OR) 270.11 501.67 T -(CONSEQUENTIAL) 288.4 501.67 T -(DAMAGES) 383.07 501.67 T -(OR) 440.48 501.67 T -(ANY) 458.77 501.67 T -(DAMAGES) 485.62 501.67 T -(W) 72 488.67 T -(H) 82.45 488.67 T -(A) 90.46 488.67 T -(T) 98.47 488.67 T -(S) 105.26 488.67 T -(O) 111.44 488.67 T -(E) 119.45 488.67 T -(V) 126.24 488.67 T -(E) 134.24 488.67 T -(R) 141.03 488.67 T -(R) 151.66 488.67 T -(E) 159.07 488.67 T -(S) 165.85 488.67 T -(U) 172.04 488.67 T -(L) 180.05 488.67 T -(T) 186.83 488.67 T -(I) 193.62 488.67 T -(N) 197.35 488.67 T -(G) 205.36 488.67 T -(F) 216.6 488.67 T -(R) 222.78 488.67 T -(O) 230.18 488.67 T -(M) 238.19 488.67 T -(L) 251.27 488.67 T -(O) 258.06 488.67 T -(S) 266.07 488.67 T -(S) 272.25 488.67 T -(O) 281.66 488.67 T -(F) 289.67 488.67 T -(U) 299.08 488.67 T -(S) 307.09 488.67 T -(E) 313.27 488.67 T -(,) 320.06 488.67 T -(D) 326.11 488.67 T -(A) 334.11 488.67 T -(T) 342.12 488.67 T -(A) 348.91 488.67 T -(O) 360.15 488.67 T -(R) 368.16 488.67 T -(P) 378.79 488.67 T -(R) 384.97 488.67 T -(O) 392.38 488.67 T -(F) 400.38 488.67 T -(I) 406.57 488.67 T -(T) 410.3 488.67 T -(S) 417.08 488.67 T -(,) 423.27 488.67 T -(W) 429.31 488.67 T -(H) 439.76 488.67 T -(E) 447.77 488.67 T -(T) 454.56 488.67 T -(H) 461.35 488.67 T -(E) 469.36 488.67 T -(R) 476.14 488.67 T -(I) 486.78 488.67 T -(N) 490.51 488.67 T -(A) 501.74 488.67 T -(N) 509.75 488.67 T -(A) 520.99 488.67 T -(C) 529 488.67 T -(-) 536.4 488.67 T -(TION) 72 475.67 T -(OF) 101.37 475.67 T -(CONTRACT,) 118.53 475.67 T -(NEGLIGENCE) 183.66 475.67 T -(OR) 256.41 475.67 T -(OTHER) 274.79 475.67 T -(TORTIOUS) 314.56 475.67 T -(ACTION,) 372.04 475.67 T -(ARISING) 419.44 475.67 T -(OUT) 467.15 475.67 T -(OF) 492.85 475.67 T -(OR) 510.01 475.67 T -(IN) 528.39 475.67 T -(CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.) 72 462.67 T -FMENDPAGE -%%EndPage: "2" 2 -%%Page: "i" 3 -612 792 0 FMBEGINPAGE -0 FrameSetSepColors -FrameNoSep -0 0 0 1 0 0 0 1 K -0 1 1 0 1 0 0 1 K -53.79 62.85 89.79 98.85 R -3 X -V -59.44 64 86.44 83.88 R -V -0 0 0 0 1 1 1 1 K -0 12 Q -7 X -(i) 59.44 75.88 T -0 1 1 0 1 0 0 1 K -0 0 0 1 0 0 0 1 K -0 1 1 0 1 0 0 1 K -0 0 0 1 0 0 0 1 K -37 98.81 614.38 98.81 2 L -0.75 H -2 Z -3 X -N -90.23 21.88 90.23 98.81 2 L -N -0 9 612 783 R -1 H -0 X -N --83.3 458.43 132 458.43 2 L -0.75 H -3 X -N --83.3 278.14 131.29 278.14 2 L -N --84 620.73 132 620.73 2 L -N -0 1 1 0 1 0 0 1 K -0 36 Q -0 X -(T) 259.91 714 T -(ab) 279.02 714 T -(le of Contents) 320.68 714 T -0 0 0 1 0 0 0 1 K -5 10 Q -(CHAPTER) 144 628.3 T -0 1 1 0 1 0 0 1 K -4 36 Q -(1) 194.56 628.3 T -0 0 0 1 0 0 0 1 K -1 1 0 0 0 0 1 1 K -3 14 Q -(Introduction) 216 628.3 T -0 0 0 1 0 0 0 1 K -1 1 0 0 0 0 1 1 K -( . . . . . . . . . . . . . . . . . . . . . .) 301 628.3 T -0 0 0 1 0 0 0 1 K -1 1 0 0 0 0 1 1 K -(1) 534.01 628.3 T -0 0 0 1 0 0 0 1 K -1 12 Q -(Notation) 216 611.63 T -( . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .) 258 611.63 T -(1) 535.01 611.63 T -5 10 Q -(CHAPTER) 144 578.3 T -0 1 1 0 1 0 0 1 K -4 36 Q -(2) 194.56 578.3 T -0 0 0 1 0 0 0 1 K -1 1 0 0 0 0 1 1 K -3 14 Q -(Lexical analysis) 216 578.3 T -0 0 0 1 0 0 0 1 K -1 1 0 0 0 0 1 1 K -( . . . . . . . . . . . . . . . . . . . .) 322 578.3 T -0 0 0 1 0 0 0 1 K -1 1 0 0 0 0 1 1 K -(3) 534.01 578.3 T -0 0 0 1 0 0 0 1 K -1 12 Q -(Line structure) 216 561.63 T -( . . . . . . . . . . . . . . . . . . . . . . . . . . . .) 285 561.63 T -(3) 535.01 561.63 T -(Logical lines) 216 546.63 T -(. . . . . . . . . . . . . . . . . . . . . . . . . . . . .) 279 546.63 T -(3) 535.01 546.63 T -(Physical lines) 216 531.63 T -( . . . . . . . . . . . . . . . . . . . . . . . . . . . .) 285 531.63 T -(3) 535.01 531.63 T -(Comments) 216 516.63 T -(. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .) 270 516.63 T -(3) 535.01 516.63 T -(Explicit line joining) 216 501.63 T -(. . . . . . . . . . . . . . . . . . . . . . . . .) 315 501.63 T -(3) 535.01 501.63 T -(Implicit line joining) 216 486.63 T -(. . . . . . . . . . . . . . . . . . . . . . . . .) 315 486.63 T -(4) 535.01 486.63 T -(Blank lines) 216 471.63 T -( . . . . . . . . . . . . . . . . . . . . . . . . . . . . .) 273 471.63 T -(4) 535.01 471.63 T -(Indentation) 216 456.63 T -( . . . . . . . . . . . . . . . . . . . . . . . . . . . . .) 273 456.63 T -(4) 535.01 456.63 T -(Whitespace between tokens) 216 441.63 T -(. . . . . . . . . . . . . . . . . . . . .) 351 441.63 T -(5) 535.01 441.63 T -(Other tokens) 216 426.63 T -(. . . . . . . . . . . . . . . . . . . . . . . . . . . . .) 279 426.63 T -(5) 535.01 426.63 T -(Identifiers and keywords) 216 411.63 T -( . . . . . . . . . . . . . . . . . . . . . .) 336 411.63 T -(5) 535.01 411.63 T -(Keywords) 216 396.63 T -( . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .) 267 396.63 T -(6) 535.01 396.63 T -(Reserved classes of identifiers) 216 381.63 T -( . . . . . . . . . . . . . . . . . . .) 363 381.63 T -(6) 535.01 381.63 T -(Literals) 216 366.63 T -( . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .) 255 366.63 T -(6) 535.01 366.63 T -(String literals) 216 351.63 T -( . . . . . . . . . . . . . . . . . . . . . . . . . . . .) 282 351.63 T -(6) 535.01 351.63 T -(String literal concatenation) 235.01 336.63 T -(. . . . . . . . . . . . . . . . . . .) 369 336.63 T -(8) 535.01 336.63 T -(Numeric literals) 216 322.63 T -( . . . . . . . . . . . . . . . . . . . . . . . . . . .) 294 322.63 T -(8) 535.01 322.63 T -(Integer and long integer literals) 235.01 307.63 T -( . . . . . . . . . . . . . . . .) 390 307.63 T -(8) 535.01 307.63 T -(Floating point literals) 235.01 293.63 T -(. . . . . . . . . . . . . . . . . . . . . .) 342 293.63 T -(8) 535.01 293.63 T -(Imaginary literals) 235.01 279.63 T -(. . . . . . . . . . . . . . . . . . . . . . . .) 324 279.63 T -(9) 535.01 279.63 T -(Operators) 216 265.63 T -( . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .) 264 265.63 T -(9) 535.01 265.63 T -(Delimiters) 216 250.63 T -( . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .) 267 250.63 T -(9) 535.01 250.63 T -5 10 Q -(CHAPTER) 144 217.3 T -0 1 1 0 1 0 0 1 K -4 36 Q -(3) 194.56 217.3 T -0 0 0 1 0 0 0 1 K -1 1 0 0 0 0 1 1 K -3 14 Q -(Data model) 216 217.3 T -0 0 0 1 0 0 0 1 K -1 1 0 0 0 0 1 1 K -( . . . . . . . . . . . . . . . . . . . . .) 297.5 217.3 T -0 0 0 1 0 0 0 1 K -1 1 0 0 0 0 1 1 K -(11) 527.01 217.3 T -0 0 0 1 0 0 0 1 K -1 12 Q -(Objects, values and types) 216 200.63 T -( . . . . . . . . . . . . . . . . . . . . .) 339 200.63 T -(11) 529.01 200.63 T -(The standard type hierarchy) 216 185.63 T -(. . . . . . . . . . . . . . . . . . . .) 351 185.63 T -(12) 529.01 185.63 T -(Special method names) 216 170.63 T -(. . . . . . . . . . . . . . . . . . . . . . .) 324 170.63 T -(18) 529.01 170.63 T -(Basic customization) 216 155.63 T -(. . . . . . . . . . . . . . . . . . . . . . . .) 315 155.63 T -(18) 529.01 155.63 T -(Customizing attribute access) 216 140.63 T -( . . . . . . . . . . . . . . . . . . .) 354 140.63 T -(19) 529.01 140.63 T -(Emulating callable objects) 216 125.63 T -( . . . . . . . . . . . . . . . . . . . .) 345 125.63 T -(20) 529.01 125.63 T -FMENDPAGE -%%EndPage: "i" 3 -%%Page: "ii" 4 -612 792 0 FMBEGINPAGE -0 FrameSetSepColors -FrameNoSep -0 0 0 1 0 0 0 1 K -0 1 1 0 1 0 0 1 K -486 63 522 99 R -3 X -V -491.65 64.15 518.65 84.03 R -V -0 0 0 0 1 1 1 1 K -0 12 Q -7 X -(ii) 491.65 76.03 T -0 1 1 0 1 0 0 1 K -0 0 0 1 0 0 0 1 K -0 1 1 0 1 0 0 1 K -0 0 0 1 0 0 0 1 K -55.04 98.81 614.38 98.81 2 L -0.75 H -2 Z -3 X -N -486 -97.92 486 99 2 L -N -0 9 612 783 R -1 H -0 X -N -531.54 458.43 696 458.43 2 L -0.75 H -3 X -N -531.54 278.14 695.46 278.14 2 L -N -531 620.73 696 620.73 2 L -N -0 1 1 0 1 0 0 1 K -0 36 Q -0 X -(T) 221.22 714 T -(ab) 240.34 714 T -(le of Contents) 281.99 714 T -0 0 0 1 0 0 0 1 K -1 12 Q -(Emulating sequence and mapping types) 178.99 629.63 T -( . . . . . . . . . . . . .) 372 629.63 T -(20) 492 629.63 T -(Additional methods for emulation of sequence types) 198 614.63 T -( . . . .) 453 614.63 T -(20) 492 614.63 T -(Emulating numeric types) 178.99 600.63 T -( . . . . . . . . . . . . . . . . . . . . .) 300 600.63 T -(21) 492 600.63 T -5 10 Q -(CHAPTER) 106.99 567.3 T -0 1 1 0 1 0 0 1 K -4 36 Q -(4) 157.55 567.3 T -0 0 0 1 0 0 0 1 K -1 1 0 0 0 0 1 1 K -3 14 Q -(Execution model) 178.99 567.3 T -0 0 0 1 0 0 0 1 K -1 1 0 0 0 0 1 1 K -( . . . . . . . . . . . . . . . . . . .) 287 567.3 T -0 0 0 1 0 0 0 1 K -1 1 0 0 0 0 1 1 K -(23) 490 567.3 T -0 0 0 1 0 0 0 1 K -1 12 Q -(Code blocks, execution frames, and name spaces) 178.99 550.63 T -(. . . . . . . . .) 414 550.63 T -(23) 492 550.63 T -(Exceptions) 178.99 535.63 T -(. . . . . . . . . . . . . . . . . . . . . . . . . . . . .) 234 535.63 T -(25) 492 535.63 T -5 10 Q -(CHAPTER) 106.99 502.3 T -0 1 1 0 1 0 0 1 K -4 36 Q -(5) 157.55 502.3 T -0 0 0 1 0 0 0 1 K -1 1 0 0 0 0 1 1 K -3 14 Q -(Expressions) 178.99 502.3 T -0 0 0 1 0 0 0 1 K -1 1 0 0 0 0 1 1 K -(. . . . . . . . . . . . . . . . . . . . . .) 262.5 502.3 T -0 0 0 1 0 0 0 1 K -1 1 0 0 0 0 1 1 K -(27) 490 502.3 T -0 0 0 1 0 0 0 1 K -1 12 Q -(Arithmetic conversions) 178.99 485.63 T -( . . . . . . . . . . . . . . . . . . . . . .) 294 485.63 T -(27) 492 485.63 T -(Atoms) 178.99 470.63 T -( . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .) 213 470.63 T -(27) 492 470.63 T -(Identifiers \050Names\051) 178.99 455.63 T -( . . . . . . . . . . . . . . . . . . . . . . . .) 273 455.63 T -(27) 492 455.63 T -(Literals) 178.99 440.63 T -(. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .) 216 440.63 T -(28) 492 440.63 T -(Parenthesized forms) 178.99 425.63 T -(. . . . . . . . . . . . . . . . . . . . . . . .) 279 425.63 T -(28) 492 425.63 T -(List displays) 178.99 410.63 T -( . . . . . . . . . . . . . . . . . . . . . . . . . . . .) 240 410.63 T -(28) 492 410.63 T -(Dictionary displays) 178.99 395.63 T -( . . . . . . . . . . . . . . . . . . . . . . . .) 273 395.63 T -(28) 492 395.63 T -(String conversions) 178.99 380.63 T -(. . . . . . . . . . . . . . . . . . . . . . . . .) 270 380.63 T -(29) 492 380.63 T -(Primaries) 178.99 365.63 T -(. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .) 225 365.63 T -(29) 492 365.63 T -(Attribute references) 178.99 350.63 T -( . . . . . . . . . . . . . . . . . . . . . . . .) 276 350.63 T -(29) 492 350.63 T -(Subscriptions) 178.99 335.63 T -( . . . . . . . . . . . . . . . . . . . . . . . . . . .) 246 335.63 T -(29) 492 335.63 T -(Slicings) 178.99 320.63 T -( . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .) 219 320.63 T -(30) 492 320.63 T -(Calls) 178.99 305.63 T -( . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .) 204 305.63 T -(31) 492 305.63 T -(The power operator) 178.99 290.63 T -( . . . . . . . . . . . . . . . . . . . . . . . .) 276 290.63 T -(32) 492 290.63 T -(Unary arithmetic operations) 178.99 275.63 T -(. . . . . . . . . . . . . . . . . . . .) 315 275.63 T -(32) 492 275.63 T -(Binary arithmetic operations) 178.99 260.63 T -( . . . . . . . . . . . . . . . . . . .) 318 260.63 T -(32) 492 260.63 T -(Shifting operations) 178.99 245.63 T -( . . . . . . . . . . . . . . . . . . . . . . . .) 273 245.63 T -(33) 492 245.63 T -(Binary bit-wise operations) 178.99 230.63 T -( . . . . . . . . . . . . . . . . . . . .) 309 230.63 T -(33) 492 230.63 T -(Comparisons) 178.99 215.63 T -(. . . . . . . . . . . . . . . . . . . . . . . . . . . .) 243 215.63 T -(34) 492 215.63 T -(Boolean operations) 178.99 200.63 T -( . . . . . . . . . . . . . . . . . . . . . . . .) 273 200.63 T -(35) 492 200.63 T -(Expression lists) 178.99 185.63 T -( . . . . . . . . . . . . . . . . . . . . . . . . . .) 255 185.63 T -(36) 492 185.63 T -(Summary) 178.99 170.63 T -( . . . . . . . . . . . . . . . . . . . . . . . . . . . . .) 228 170.63 T -(37) 492 170.63 T -FMENDPAGE -%%EndPage: "ii" 4 -%%Page: "iii" 5 -612 792 0 FMBEGINPAGE -0 FrameSetSepColors -FrameNoSep -0 0 0 1 0 0 0 1 K -0 1 1 0 1 0 0 1 K -53.79 62.85 89.79 98.85 R -3 X -V -59.44 64 86.44 83.88 R -V -0 0 0 0 1 1 1 1 K -0 12 Q -7 X -(iii) 59.44 75.88 T -0 1 1 0 1 0 0 1 K -0 0 0 1 0 0 0 1 K -0 1 1 0 1 0 0 1 K -0 0 0 1 0 0 0 1 K -37 98.81 614.38 98.81 2 L -0.75 H -2 Z -3 X -N -90.23 21.88 90.23 98.81 2 L -N -0 9 612 783 R -1 H -0 X -N --83.3 458.43 132 458.43 2 L -0.75 H -3 X -N --83.3 278.14 131.29 278.14 2 L -N --84 620.73 132 620.73 2 L -N -0 1 1 0 1 0 0 1 K -0 36 Q -0 X -(T) 259.91 714 T -(ab) 279.02 714 T -(le of Contents) 320.68 714 T -0 0 0 1 0 0 0 1 K -5 10 Q -(CHAPTER) 144 628.3 T -0 1 1 0 1 0 0 1 K -4 36 Q -(6) 194.56 628.3 T -0 0 0 1 0 0 0 1 K -1 1 0 0 0 0 1 1 K -3 14 Q -(Simple statements) 216 628.3 T -0 0 0 1 0 0 0 1 K -1 1 0 0 0 0 1 1 K -( . . . . . . . . . . . . . . . . . .) 332.5 628.3 T -0 0 0 1 0 0 0 1 K -1 1 0 0 0 0 1 1 K -(39) 527.01 628.3 T -0 0 0 1 0 0 0 1 K -1 12 Q -(Expression statements) 216 611.63 T -(. . . . . . . . . . . . . . . . . . . . . . .) 324 611.63 T -(39) 529.01 611.63 T -(Assert statements) 216 596.63 T -( . . . . . . . . . . . . . . . . . . . . . . . . .) 303 596.63 T -(39) 529.01 596.63 T -(Assignment statements) 216 581.63 T -( . . . . . . . . . . . . . . . . . . . . . .) 327 581.63 T -(40) 529.01 581.63 T -(The pass statement) 216 566.63 T -( . . . . . . . . . . . . . . . . . . . . . . . .) 309 566.63 T -(41) 529.01 566.63 T -(The del statement) 216 551.63 T -( . . . . . . . . . . . . . . . . . . . . . . . . .) 303 551.63 T -(41) 529.01 551.63 T -(The print statement) 216 536.63 T -( . . . . . . . . . . . . . . . . . . . . . . . .) 312 536.63 T -(42) 529.01 536.63 T -(The return statement) 216 521.63 T -( . . . . . . . . . . . . . . . . . . . . . . .) 318 521.63 T -(42) 529.01 521.63 T -(The raise statement) 216 506.63 T -( . . . . . . . . . . . . . . . . . . . . . . . .) 312 506.63 T -(42) 529.01 506.63 T -(The break statement) 216 491.63 T -(. . . . . . . . . . . . . . . . . . . . . . . .) 315 491.63 T -(43) 529.01 491.63 T -(The continue statement) 216 476.63 T -( . . . . . . . . . . . . . . . . . . . . . .) 330 476.63 T -(43) 529.01 476.63 T -(The import statement) 216 461.63 T -( . . . . . . . . . . . . . . . . . . . . . . .) 321 461.63 T -(43) 529.01 461.63 T -(The global statement) 216 446.63 T -( . . . . . . . . . . . . . . . . . . . . . . .) 318 446.63 T -(44) 529.01 446.63 T -(The exec statement) 216 431.63 T -( . . . . . . . . . . . . . . . . . . . . . . . .) 309 431.63 T -(44) 529.01 431.63 T -5 10 Q -(CHAPTER) 144 398.3 T -0 1 1 0 1 0 0 1 K -4 36 Q -(7) 194.56 398.3 T -0 0 0 1 0 0 0 1 K -1 1 0 0 0 0 1 1 K -3 14 Q -(Compound statements) 216 398.3 T -0 0 0 1 0 0 0 1 K -1 1 0 0 0 0 1 1 K -(. . . . . . . . . . . . . . . .) 357 398.3 T -0 0 0 1 0 0 0 1 K -1 1 0 0 0 0 1 1 K -(47) 527.01 398.3 T -0 0 0 1 0 0 0 1 K -1 12 Q -(The if statement) 216 381.63 T -( . . . . . . . . . . . . . . . . . . . . . . . . . .) 294 381.63 T -(47) 529.01 381.63 T -(The) 216 366.63 T -2 F -(while) 237.66 366.63 T -1 F -( statement) 273.66 366.63 T -(. . . . . . . . . . . . . . . . . . . . . . .) 324 366.63 T -(48) 529.01 366.63 T -(The) 216 351.63 T -2 F -(for) 237.66 351.63 T -1 F -( statement) 259.26 351.63 T -( . . . . . . . . . . . . . . . . . . . . . . . .) 309 351.63 T -(48) 529.01 351.63 T -(The) 216 336.63 T -2 F -(try) 237.66 336.63 T -1 F -( statement) 259.26 336.63 T -( . . . . . . . . . . . . . . . . . . . . . . . .) 309 336.63 T -(49) 529.01 336.63 T -(Function definitions) 216 321.63 T -(. . . . . . . . . . . . . . . . . . . . . . . .) 315 321.63 T -(50) 529.01 321.63 T -(Class definitions) 216 306.63 T -(. . . . . . . . . . . . . . . . . . . . . . . . . .) 297 306.63 T -(51) 529.01 306.63 T -5 10 Q -(CHAPTER) 144 273.3 T -0 1 1 0 1 0 0 1 K -4 36 Q -(8) 194.56 273.3 T -0 0 0 1 0 0 0 1 K -1 1 0 0 0 0 1 1 K -3 14 Q -(Top-level components) 216 273.3 T -0 0 0 1 0 0 0 1 K -1 1 0 0 0 0 1 1 K -( . . . . . . . . . . . . . . . .) 353.5 273.3 T -0 0 0 1 0 0 0 1 K -1 1 0 0 0 0 1 1 K -(53) 527.01 273.3 T -0 0 0 1 0 0 0 1 K -1 12 Q -(Complete Python programs) 216 256.63 T -( . . . . . . . . . . . . . . . . . . . .) 348 256.63 T -(53) 529.01 256.63 T -(File input) 216 241.63 T -( . . . . . . . . . . . . . . . . . . . . . . . . . . . . .) 264 241.63 T -(53) 529.01 241.63 T -(Interactive input) 216 226.63 T -(. . . . . . . . . . . . . . . . . . . . . . . . . .) 297 226.63 T -(53) 529.01 226.63 T -(Expression input) 216 211.63 T -(. . . . . . . . . . . . . . . . . . . . . . . . . .) 297 211.63 T -(54) 529.01 211.63 T -1 1 0 0 0 0 1 1 K -3 14 Q -(Index) 216 178.3 T -0 0 0 1 0 0 0 1 K -1 1 0 0 0 0 1 1 K -( . . . . . . . . . . . . . . . . . . . . . . . . . .) 248.5 178.3 T -0 0 0 1 0 0 0 1 K -1 1 0 0 0 0 1 1 K -(55) 527.01 178.3 T -0 0 0 1 0 0 0 1 K -FMENDPAGE -%%EndPage: "iii" 5 -%%Page: "iv" 6 -612 792 0 FMBEGINPAGE -0 FrameSetSepColors -FrameNoSep -0 0 0 1 0 0 0 1 K -FMENDPAGE -%%EndPage: "iv" 6 -%%Page: "1" 7 -612 792 0 FMBEGINPAGE -0 FrameSetSepColors -FrameNoSep -0 0 0 1 0 0 0 1 K -1 10 Q -0 X -(1) 535 37.33 T -585 292.5 598.5 720 R -5 9 Q -(\245) 0 270 592.5 720 TF -(Introduction) 0 270 592.5 711 TF -585 292.5 598.5 720 R -0 16 Q -(C) 99 709.33 T -0 12.8 Q -(HAPTER) 110.55 709.33 T -0 16 Q -(1:) 167.62 709.33 T -(I) 198 709.33 T -0 12.8 Q -(NTRODUCTION) 202.45 709.33 T -1 11 Q -(This reference manual describes the Python programming language. It is not intended as a tutorial.) 99 672.67 T -(While) 99 653.67 T -(I) 128.6 653.67 T -(am) 134.97 653.67 T -(trying) 151.12 653.67 T -(to) 180.11 653.67 T -(be) 191.38 653.67 T -(as) 204.47 653.67 T -(precise) 216.35 653.67 T -(as) 250.21 653.67 T -(possible,) 262.08 653.67 T -(I) 303.6 653.67 T -(have) 309.98 653.67 T -(chosen) 333.45 653.67 T -(to) 366.71 653.67 T -(use) 377.98 653.67 T -(English) 395.35 653.67 T -(rather) 431.68 653.67 T -(than) 460.04 653.67 T -(formal) 481.7 653.67 T -(speci-) 513.73 653.67 T -(fications) 99 640.67 T -(for) 139.43 640.67 T -(everything) 154.79 640.67 T -(except) 204.38 640.67 T -(syntax) 235.64 640.67 T -(and) 266.9 640.67 T -(lexical) 285.33 640.67 T -(analysis.) 317.2 640.67 T -(This) 357.93 640.67 T -(should) 380.03 640.67 T -(make) 411.91 640.67 T -(the) 438.28 640.67 T -(document) 454.26 640.67 T -(more) 500.19 640.67 T -(un-) 525.34 640.67 T -(derstandable) 99 627.67 T -(to) 157.92 627.67 T -(the) 169.81 627.67 T -(average) 186.58 627.67 T -(reader,) 224.11 627.67 T -(but) 257.67 627.67 T -(will) 275.06 627.67 T -(leave) 295.5 627.67 T -(room) 322.04 627.67 T -(for) 348.59 627.67 T -(ambiguities.) 364.75 627.67 T -(Consequently,) 422.17 627.67 T -(if) 488.75 627.67 T -(you) 498.8 627.67 T -(were) 518.63 627.67 T -(coming) 99 614.67 T -(from) 135.35 614.67 T -(Mars) 160.08 614.67 T -(and) 186.03 614.67 T -(tried) 205.27 614.67 T -(to) 228.78 614.67 T -(re-implement) 240.68 614.67 T -(Python) 303.3 614.67 T -(from) 337.82 614.67 T -(this) 362.55 614.67 T -(document) 381.8 614.67 T -(alone,) 428.53 614.67 T -(you) 458.45 614.67 T -(might) 478.3 614.67 T -(have) 507.33 614.67 T -(to) 531.44 614.67 T -(guess) 99 601.67 T -(things) 126.16 601.67 T -(and) 155.78 601.67 T -(in) 174.38 601.67 T -(fact) 185.66 601.67 T -(you) 204.87 601.67 T -(would) 224.09 601.67 T -(probably) 254.31 601.67 T -(end) 296.14 601.67 T -(up) 314.74 601.67 T -(implementing) 328.46 601.67 T -(quite) 392.3 601.67 T -(a) 417.02 601.67 T -(different) 424.62 601.67 T -(language.) 465.21 601.67 T -(On) 510.39 601.67 T -(the) 526.56 601.67 T -(other) 99 588.67 T -(hand,) 124.6 588.67 T -(if) 151.74 588.67 T -(you) 161.45 588.67 T -(are) 180.95 588.67 T -(using) 197.38 588.67 T -(Python) 224.22 588.67 T -(and) 258.39 588.67 T -(wonder) 277.27 588.67 T -(what) 313.26 588.67 T -(the) 337.64 588.67 T -(precise) 354.08 588.67 T -(rules) 388.23 588.67 T -(about) 412.61 588.67 T -(a) 440.05 588.67 T -(particular) 447.93 588.67 T -(area) 493.08 588.67 T -(of) 514.4 588.67 T -(the) 526.56 588.67 T -(language) 99 575.67 T -(are,) 141.4 575.67 T -(you) 160.28 575.67 T -(should) 179.47 575.67 T -(definitely) 211.51 575.67 T -(be) 256.36 575.67 T -(able) 269.44 575.67 T -(to) 290.46 575.67 T -(find) 301.71 575.67 T -(them) 322.13 575.67 T -(here.) 346.82 575.67 T -(If) 371.2 575.67 T -(you) 381.22 575.67 T -(would) 400.41 575.67 T -(like) 430.61 575.67 T -(to) 449.8 575.67 T -(see) 461.05 575.67 T -(a) 477.8 575.67 T -(more) 485.37 575.67 T -(formal) 510.67 575.67 T -(definitition) 99 562.67 T -(of) 150.37 562.67 T -(the) 162 562.67 T -(language,) 177.92 562.67 T -(maybe) 222.85 562.67 T -(you) 254.65 562.67 T -(could) 273.62 562.67 T -(volunteer) 300.53 562.67 T -(your) 344.55 562.67 T -(time) 367.19 562.67 T -(\321) 389.22 562.67 T -(or) 402.69 562.67 T -(invent) 414.33 562.67 T -(a) 444.3 562.67 T -(cloning) 451.65 562.67 T -(machine) 487.12 562.67 T -(:-\051.) 526.86 562.67 T -(It) 99 543.67 T -(is) 108.46 543.67 T -(dangerous) 118.54 543.67 T -(to) 166.49 543.67 T -(add) 177.79 543.67 T -(too) 196.41 543.67 T -(many) 213.21 543.67 T -(implementation) 240.39 543.67 T -(details) 312.19 543.67 T -(to) 343.65 543.67 T -(a) 354.95 543.67 T -(language) 362.57 543.67 T -(reference) 405.02 543.67 T -(document) 448.67 543.67 T -(\321) 494.8 543.67 T -(the) 508.54 543.67 T -(im-) 524.72 543.67 T -(plementation) 99 530.67 T -(may) 158.73 530.67 T -(change,) 179.97 530.67 T -(and) 216.16 530.67 T -(other) 234.34 530.67 T -(implementations) 259.24 530.67 T -(of) 334.86 530.67 T -(the) 346.32 530.67 T -(same) 362.05 530.67 T -(language) 386.95 530.67 T -(may) 428.95 530.67 T -(work) 450.19 530.67 T -(differently.) 475.08 530.67 T -(On) 526.56 530.67 T -(the) 99 517.67 T -(other) 114.55 517.67 T -(hand,) 139.26 517.67 T -(there) 165.5 517.67 T -(is) 189.6 517.67 T -(currently) 199.04 517.67 T -(only) 240.86 517.67 T -(one) 262.53 517.67 T -(Python) 280.52 517.67 T -(implementation) 313.8 517.67 T -(in) 384.97 517.67 T -(widespread) 395.63 517.67 T -(use,) 447.83 517.67 T -(and) 467.35 517.67 T -(its) 485.35 517.67 T -(particular) 497.85 517.67 T -(quirks) 99 504.67 T -(are) 128.73 504.67 T -(sometimes) 144.4 504.67 T -(worth) 193.69 504.67 T -(being) 221.59 504.67 T -(mentioned,) 248.26 504.67 T -(especially) 299.69 504.67 T -(where) 345.91 504.67 T -(the) 375.02 504.67 T -(implementation) 390.7 504.67 T -(imposes) 461.99 504.67 T -(addition-) 500.28 504.67 T -(al limitations. Therefore, you\325ll find short \322implementation notes\323 sprinkled throughout the text.) 99 491.67 T -(Every) 99 472.67 T -(Python) 128.12 472.67 T -(implementation) 162.13 472.67 T -(comes) 234.04 472.67 T -(with) 264.99 472.67 T -(a) 287.4 472.67 T -(number) 295.13 472.67 T -(of) 331.58 472.67 T -(built-in) 343.59 472.67 T -(and) 378.83 472.67 T -(standard) 397.56 472.67 T -(modules.) 437.67 472.67 T -(These) 480.55 472.67 T -(are) 509.66 472.67 T -(not) 525.94 472.67 T -(documented) 99 459.67 T -(here,) 154.98 459.67 T -(but) 178.88 459.67 T -(in) 195.16 459.67 T -(the) 205.93 459.67 T -(separate) 221.59 459.67 T -3 F -(Python) 259.84 459.67 T -(Library) 293.22 459.67 T -(Reference) 329.05 459.67 T -1 F -(document.) 375.25 459.67 T -(A) 423.6 459.67 T -(few) 433.76 459.67 T -(built-in) 452.46 459.67 T -(modules) 487.07 459.67 T -(are) 526.57 459.67 T -(mentioned when they interact in a significant way with the language definition.) 99 446.67 T -0 14 Q -(1.1) 99 419.67 T 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T -(means) 279.16 223.67 T -(zero) 309.47 223.67 T -(or) 330.61 223.67 T -(one) 341.97 223.67 T -(occurrences) 360.06 223.67 T -(\050in) 414.79 223.67 T -(other) 429.22 223.67 T -(words,) 454.03 223.67 T -(the) 485.86 223.67 T -(enclosed) 501.51 223.67 T -(phrase) 99 210.67 T -(is) 130.21 210.67 T -(optional\051.) 140.05 210.67 T -(The) 185.03 210.67 T -2 F -(*) 204.64 210.67 T -1 F -(and) 213.74 210.67 T -2 F -(+) 232.13 210.67 T -1 F -(operators) 241.24 210.67 T -(bind) 284.67 210.67 T -(as) 306.73 210.67 T -(tightly) 318.4 210.67 T -(as) 349.64 210.67 T -(possible;) 361.3 210.67 T -(parentheses) 402.92 210.67 T -(are) 456.74 210.67 T -(used) 472.68 210.67 T -(for) 495.34 210.67 T -(group-) 510.67 210.67 T -(ing.) 99 197.67 T -(Literal) 118.75 197.67 T -(strings) 151.02 197.67 T -(are) 183.3 197.67 T -(enclosed) 199.67 197.67 T -(in) 241.1 197.67 T -(quotes.) 252.61 197.67 T -(White) 287.02 197.67 T -(space) 316.85 197.67 T -(is) 344.22 197.67 T -(only) 354.5 197.67 T -(meaningful) 377 197.67 T -(to) 430.05 197.67 T -(separate) 441.55 197.67 T -(tokens.) 480.53 197.67 T -(Rules) 514.94 197.67 T -(are) 99 184.67 T -(normally) 115.3 184.67 T -(contained) 157.89 184.67 T -(on) 203.53 184.67 T -(a) 217.4 184.67 T -(single) 225.15 184.67 T -(line;) 254.3 184.67 T -(rules) 276.73 184.67 T -(with) 300.99 184.67 T -(many) 323.41 184.67 T -(alternatives) 350.73 184.67 T -(may) 404.31 184.67 T -(be) 426.12 184.67 T -(formatted) 439.37 184.67 T -(alternatively) 485.01 184.67 T -(with each line after the first beginning with a vertical bar.) 99 171.67 T -(In) 99 146.67 T -(lexical) 111.07 146.67 T -(definitions) 143.3 146.67 T -(\050as) 193.26 146.67 T -(in) 208.99 146.67 T -(the) 220.45 146.67 T -(example) 236.8 146.67 T -(above\051,) 276.97 146.67 T -(two) 312.56 146.67 T -(more) 331.96 146.67 T -(conventions) 357.47 146.67 T -(are) 413.54 146.67 T -(used:) 429.88 146.67 T -(Two) 456 146.67 T -(literal) 479.07 146.67 T -(charac-) 507.64 146.67 T -(t) 99 133.67 T -(e) 102.08 133.67 T -(r) 106.99 133.67 T -(s) 110.68 133.67 T -(s) 118.17 133.67 T -(e) 122.47 133.67 T -(p) 127.38 133.67 T -(a) 132.9 133.67 T -(r) 137.81 133.67 T -(a) 141.49 133.67 T -(t) 146.4 133.67 T -(e) 149.48 133.67 T -(d) 154.39 133.67 T -(b) 163.1 133.67 T -(y) 168.63 133.67 T -(t) 177.34 133.67 T -(h) 180.42 133.67 T -(r) 185.94 133.67 T -(e) 189.63 133.67 T -(e) 194.54 133.67 T -(d) 202.63 133.67 T -(o) 208.15 133.67 T -(t) 213.68 133.67 T -(s) 216.76 133.67 T -(m) 224.25 133.67 T -(e) 232.83 133.67 T -(a) 237.74 133.67 T -(n) 242.65 133.67 T -(a) 251.36 133.67 T -(c) 259.45 133.67 T -(h) 264.36 133.67 T -(o) 269.88 133.67 T -(i) 275.41 133.67 T -(c) 278.49 133.67 T -(e) 283.4 133.67 T -(o) 291.49 133.67 T -(f) 297.01 133.67 T -(a) 303.89 133.67 T -(n) 308.8 133.67 T -(y) 314.32 133.67 T -(s) 323.03 133.67 T -(i) 327.33 133.67 T -(n) 330.41 133.67 T -(g) 335.94 133.67 T -(l) 341.46 133.67 T -(e) 344.54 133.67 T -(c) 352.64 133.67 T -(h) 357.54 133.67 T -(a) 363.07 133.67 T -(r) 367.98 133.67 T -(a) 371.66 133.67 T -(c) 376.57 133.67 T -(t) 381.48 133.67 T -(e) 384.56 133.67 T -(r) 389.47 133.67 T -(i) 396.34 133.67 T -(n) 399.42 133.67 T -(t) 408.13 133.67 T -(h) 411.21 133.67 T -(e) 416.74 133.67 T -(g) 424.83 133.67 T -(i) 430.36 133.67 T -(v) 433.44 133.67 T -(e) 438.96 133.67 T -(n) 443.87 133.67 T -(\050) 452.58 133.67 T -(i) 456.27 133.67 T -(n) 459.35 133.67 T -(c) 464.87 133.67 T -(l) 469.78 133.67 T -(u) 472.86 133.67 T -(s) 478.39 133.67 T -(i) 482.69 133.67 T -(v) 485.77 133.67 T -(e) 491.3 133.67 T -(\051) 496.2 133.67 T -(r) 503.08 133.67 T -(a) 506.76 133.67 T -(n) 511.67 133.67 T -(g) 517.19 133.67 T -(e) 522.72 133.67 T -(o) 530.81 133.67 T -(f) 536.34 133.67 T -(ASCII) 99 120.67 T -(characters.) 130.7 120.67 T -(A) 181.01 120.67 T -(phrase) 191.93 120.67 T -(between) 223.61 120.67 T -(angular) 263.24 120.67 T -(brackets) 299.21 120.67 T -(\050) 338.84 120.67 T -2 F -(<...>) 342.5 120.67 T -1 F -(\051) 375.5 120.67 T -(gives) 382.14 120.67 T -(an) 408.34 120.67 T -(informal) 421.7 120.67 T -(description) 462.56 120.67 T -(of) 514.42 120.67 T -(the) 526.56 120.67 T -(symbol defined; e.g. this could be used to describe the notion of \324control character\325 if needed.) 99 107.67 T -FMENDPAGE -%%EndPage: "1" 7 -%%Page: "2" 8 -612 792 0 FMBEGINPAGE -0 FrameSetSepColors -FrameNoSep -0 0 0 1 0 0 0 1 K -1 10 Q -0 X -(2) 76.5 37.33 T -1 11 Q -(Even) 76.5 712.67 T -(though) 102.21 712.67 T -(the) 135.86 712.67 T -(notation) 152.41 712.67 T -(used) 191.57 712.67 T -(is) 214.83 712.67 T -(almost) 225.27 712.67 T -(the) 257.7 712.67 T -(same,) 274.25 712.67 T -(there) 302.7 712.67 T -(is) 327.79 712.67 T -(a) 338.23 712.67 T -(big) 346.21 712.67 T -(difference) 363.37 712.67 T -(between) 411.06 712.67 T -(the) 450.81 712.67 T -(meaning) 467.35 712.67 T -(of) 508.34 712.67 T -(lexical) 76.5 699.67 T -(and) 108.26 699.67 T -(syntactic) 126.58 699.67 T -(definitions:) 168.12 699.67 T -(a) 220.66 699.67 T -(lexical) 227.98 699.67 T -(definition) 259.74 699.67 T -(operates) 304.95 699.67 T -(on) 344.04 699.67 T -(the) 357.47 699.67 T -(individual) 373.35 699.67 T -(characters) 420.4 699.67 T -(of) 467.41 699.67 T -(the) 479.01 699.67 T -(input) 494.88 699.67 T -(source,) 76.5 686.67 T -(while) 111.01 686.67 T -(a) 138.49 686.67 T -(syntax) 146.43 686.67 T -(definition) 178.19 686.67 T -(operates) 224.02 686.67 T -(on) 263.71 686.67 T -(the) 277.76 686.67 T -(stream) 294.25 686.67 T -(of) 326.62 686.67 T -(tokens) 338.83 686.67 T -(generated) 370.6 686.67 T -(by) 416.4 686.67 T -(the) 430.45 686.67 T -(lexical) 446.94 686.67 T -(analysis.) 479.31 686.67 T -(All) 76.5 673.67 T -(uses) 93.64 673.67 T -(of) 115.67 673.67 T -(BNF) 127.92 673.67 T -(in) 152.4 673.67 T -(the) 164.04 673.67 T -(next) 180.57 673.67 T -(chapter) 202.6 673.67 T -(\050\322Lexical) 238.06 673.67 T -(Analysis\323\051) 282.68 673.67 T -(are) 332.81 673.67 T -(lexical) 349.33 673.67 T -(definitions;) 381.74 673.67 T -(uses) 434.94 673.67 T -(in) 456.97 673.67 T -(subsequent) 468.62 673.67 T -(chapters are syntactic definitions.) 76.5 660.67 T -FMENDPAGE -%%EndPage: "2" 8 -%%Page: "3" 9 -612 792 0 FMBEGINPAGE -0 FrameSetSepColors -FrameNoSep -0 0 0 1 0 0 0 1 K -1 10 Q -0 X -(3) 535 37.33 T -585 292.5 598.5 720 R -5 9 Q -(\245) 0 270 592.5 720 TF -(Lexical analysis) 0 270 592.5 711 TF -585 292.5 598.5 720 R -0 16 Q -(C) 99 709.33 T -0 12.8 Q -(HAPTER) 110.55 709.33 T -0 16 Q -(2:) 167.62 709.33 T -(L) 198 709.33 T -0 12.8 Q -(EXICAL) 207.78 709.33 T -(ANALYSIS) 259.16 709.33 T -1 11 Q -(A) 99 672.67 T -(Python) 109.62 672.67 T -(program) 143.48 672.67 T -(is) 183.43 672.67 T -(read) 193.45 672.67 T -(by) 215.06 672.67 T -(a) 228.75 672.67 T -3 F -(parser) 236.31 672.67 T -1 F -(.) 265.03 672.67 T -(Input) 270.46 672.67 T -(to) 296.37 672.67 T -(the) 307.61 672.67 T -(parser) 323.73 672.67 T -(is) 353.29 672.67 T -(a) 363.31 672.67 T -(stream) 370.87 672.67 T -(of) 402.88 672.67 T -3 F -(tokens) 414.73 672.67 T -1 F -(,) 442.83 672.67 T -(generated) 448.27 672.67 T -(by) 493.7 672.67 T -(the) 507.39 672.67 T -3 F -(lex-) 523.51 672.67 T -(ical analyzer) 99 659.67 T -1 F -(. This chapter describes how the lexical analyzer breaks a file into tokens.) 156.13 659.67 T -(Python) 99 634.67 T -(uses) 132.71 634.67 T -(the) 154.18 634.67 T -(7-bit) 170.15 634.67 T -(ASCII) 193.46 634.67 T -(character) 224.71 634.67 T -(set) 267.55 634.67 T -(for) 282.3 634.67 T -(program) 297.66 634.67 T -(text) 337.46 634.67 T -(and) 356.49 634.67 T -(string) 374.9 634.67 T -(literals.) 402.49 634.67 T -(8-bit) 437.72 634.67 T -(characters) 461.03 634.67 T -(may) 508.14 634.67 T -(be) 529.62 634.67 T -(used) 99 621.67 T -(in) 121.84 621.67 T -(string) 133.08 621.67 T -(literals) 160.81 621.67 T -(and) 193.43 621.67 T -(comments) 211.99 621.67 T -(but) 259.89 621.67 T -(their) 276.62 621.67 T -(interpretation) 299.46 621.67 T -(is) 361.41 621.67 T -(platform) 371.42 621.67 T -(dependent;) 411.99 621.67 T -(the) 462.93 621.67 T -(proper) 479.05 621.67 T -(way) 510.44 621.67 T -(to) 531.44 621.67 T -(insert 8-bit characters in string literals is by using octal or hexadecimal escape sequences.) 99 608.67 T -(The) 99 583.67 T -(run-time) 118.51 583.67 T -(character) 158.79 583.67 T -(set) 201.5 583.67 T -(depends) 216.12 583.67 T -(on) 254.57 583.67 T -(the) 267.97 583.67 T -(I/O) 283.82 583.67 T -(devices) 300.88 583.67 T -(connected) 336.27 583.67 T -(to) 383.27 583.67 T -(the) 394.23 583.67 T -(program) 410.07 583.67 T -(but) 449.74 583.67 T -(is) 466.2 583.67 T -(generally) 475.94 583.67 T -(a) 519.27 583.67 T -(su-) 526.56 583.67 T -(perset of ASCII.) 99 570.67 T -4 F -(Future) 99 545.67 T -(compatibility) 134.43 545.67 T -(note:) 199.81 545.67 T -1 F -(It) 226.69 545.67 T -(may) 236.45 545.67 T -(be) 258.44 545.67 T -(tempting) 271.87 545.67 T -(to) 314.03 545.67 T -(assume) 325.64 545.67 T -(that) 361.07 545.67 T -(the) 380.61 545.67 T -(character) 397.1 545.67 T -(set) 440.45 545.67 T -(for) 455.72 545.67 T -(8-bit) 471.59 545.67 T -(characters) 495.42 545.67 T -(i) 99 532.67 T -(s) 102.07 532.67 T -(I) 109.53 532.67 T -(S) 113.2 532.67 T -(O) 119.33 532.67 T -(L) 130.46 532.67 T -(a) 137.19 532.67 T -(t) 142.08 532.67 T -(i) 145.15 532.67 T -(n) 148.22 532.67 T -(-) 153.73 532.67 T -(1) 157.4 532.67 T -(\050) 166.08 532.67 T -(a) 169.76 532.67 T -(n) 174.65 532.67 T -(A) 183.33 532.67 T -(S) 191.29 532.67 T -(C) 197.41 532.67 T -(I) 204.76 532.67 T -(I) 208.43 532.67 T -(s) 215.28 532.67 T -(u) 219.57 532.67 T -(p) 225.08 532.67 T -(e) 230.59 532.67 T -(r) 235.48 532.67 T -(s) 239.16 532.67 T -(e) 243.45 532.67 T -(t) 248.34 532.67 T -(t) 254.58 532.67 T -(h) 257.65 532.67 T -(a) 263.16 532.67 T -(t) 268.05 532.67 T -(c) 274.29 532.67 T -(o) 279.19 532.67 T -(v) 284.7 532.67 T -(e) 290.21 532.67 T -(r) 295.1 532.67 T -(s) 298.78 532.67 T -(m) 306.24 532.67 T -(o) 314.81 532.67 T -(s) 320.32 532.67 T -(t) 324.61 532.67 T -(w) 330.85 532.67 T -(e) 338.8 532.67 T -(s) 343.69 532.67 T -(t) 347.98 532.67 T -(e) 351.05 532.67 T -(r) 355.95 532.67 T -(n) 359.62 532.67 T -(l) 368.3 532.67 T -(a) 371.37 532.67 T -(n) 376.26 532.67 T -(g) 381.77 532.67 T -(u) 387.28 532.67 T -(a) 392.8 532.67 T -(g) 397.69 532.67 T -(e) 403.2 532.67 T -(s) 408.09 532.67 T -(t) 415.55 532.67 T -(h) 418.62 532.67 T -(a) 424.13 532.67 T -(t) 429.03 532.67 T -(u) 435.27 532.67 T -(s) 440.78 532.67 T -(e) 445.07 532.67 T -(t) 453.14 532.67 T -(h) 456.2 532.67 T -(e) 461.71 532.67 T -(L) 469.78 532.67 T -(a) 476.51 532.67 T -(t) 481.41 532.67 T -(i) 484.48 532.67 T -(n) 487.54 532.67 T -(a) 496.23 532.67 T -(l) 501.12 532.67 T -(p) 504.19 532.67 T -(h) 509.7 532.67 T -(a) 515.21 532.67 T -(b) 520.1 532.67 T -(e) 525.61 532.67 T -(t) 530.51 532.67 T -(\051) 533.58 532.67 T -(,) 537.25 532.67 T -(but) 99 519.67 T -(it) 115.47 519.67 T -(is) 124.01 519.67 T -(possible) 133.76 519.67 T -(that) 172.23 519.67 T -(in) 191.15 519.67 T -(the) 202.12 519.67 T -(future) 217.98 519.67 T -(Unicode) 246.66 519.67 T -(text) 286.35 519.67 T -(editors) 305.27 519.67 T -(will) 337.62 519.67 T -(become) 357.16 519.67 T -(common.) 393.78 519.67 T -(These) 437.45 519.67 T -(generally) 466.13 519.67 T -(use) 509.48 519.67 T -(the) 526.56 519.67 T -(UTF-8) 99 506.67 T -(encoding,) 131.57 506.67 T -(which) 177.27 506.67 T -(is) 206.78 506.67 T -(also) 216.75 506.67 T -(an) 237.09 506.67 T -(ASCII) 250.1 506.67 T -(superset,) 281.45 506.67 T -(but) 322.88 506.67 T -(with) 339.56 506.67 T -(very) 361.75 506.67 T -(different) 383.92 506.67 T -(use) 424.42 506.67 T -(for) 441.71 506.67 T -(the) 457.16 506.67 T -(characters) 473.23 506.67 T -(with) 520.44 506.67 T -(ordinals) 99 493.67 T -(128-255.) 136.95 493.67 T -(While) 178.87 493.67 T -(there) 208.26 493.67 T -(is) 232.75 493.67 T -(no) 242.59 493.67 T -(consensus) 256.1 493.67 T -(on) 303.21 493.67 T -(this) 316.71 493.67 T -(subject) 335.11 493.67 T -(yet,) 368.78 493.67 T -(it) 387.48 493.67 T -(is) 396.1 493.67 T -(unwise) 405.94 493.67 T -(to) 439.61 493.67 T -(assume) 450.67 493.67 T -(either) 485.56 493.67 T -(Latin-) 513.12 493.67 T -(1) 99 480.67 T -(or) 106.74 480.67 T -(UTF-8,) 118.15 480.67 T -(even) 153.09 480.67 T -(though) 176.1 480.67 T -(the) 208.9 480.67 T -(current) 224.58 480.67 T -(implementation) 257.98 480.67 T -(appears) 329.28 480.67 T -(to) 365.12 480.67 T -(favor) 375.92 480.67 T -(Latin-1.) 401.37 480.67 T -(This) 438.75 480.67 T -(applies) 460.55 480.67 T -(both) 493.95 480.67 T -(to) 515.76 480.67 T -(the) 526.56 480.67 T -(source character set and the run-time character set.) 99 467.67 T -0 14 Q -(2.1) 99 440.67 T -(Line structure) 135 440.67 T -1 11 Q -(A Python program is divided in a number of) 99 415.67 T -3 F -(logical lines) 296.68 415.67 T -1 F -(.) 350.77 415.67 T -0 12 Q -(2.1.1) 99 390 T -(Logical lines) 144 390 T -1 11 Q -(The) 99 370.67 T -(end) 118.93 370.67 T -(of) 137.63 370.67 T -(each) 149.62 370.67 T -(logical) 172.59 370.67 T -(line) 205.36 370.67 T -(is) 224.68 370.67 T -(represented) 234.84 370.67 T -(by) 288.36 370.67 T -(the) 302.18 370.67 T -(token) 318.45 370.67 T -(NEWLINE.) 345.71 370.67 T -(Statements) 401.38 370.67 T -(cannot) 452.48 370.67 T -(cross) 484.63 370.67 T -(logical) 510.06 370.67 T -(line) 99 357.67 T -(boundaries) 118.46 357.67 T -(except) 169.69 357.67 T -(where) 201.35 357.67 T -(NEWLINE) 231.19 357.67 T -(is) 284.24 357.67 T -(allowed) 294.54 357.67 T -(by) 332.32 357.67 T -(the) 346.28 357.67 T -(syntax) 362.68 357.67 T -(\050e.g.) 394.36 357.67 T -(between) 416.87 357.67 T -(statements) 456.48 357.67 T -(in) 505.88 357.67 T -(com-) 517.4 357.67 T -(pound) 99 344.67 T -(statements\051.) 129.03 344.67 T -(A) 184.41 344.67 T -(logical) 194.88 344.67 T -(line) 227.36 344.67 T -(is) 246.38 344.67 T -(constructed) 256.25 344.67 T -(from) 309.49 344.67 T -(one) 333.4 344.67 T -(or) 351.82 344.67 T -(more) 363.51 344.67 T -3 F -(physical) 388.64 344.67 T -(lines) 427.84 344.67 T -1 F -(by) 451.14 344.67 T -(following) 464.67 344.67 T -(the) 509.98 344.67 T -(ex-) 525.95 344.67 T -(plicit or implicit) 99 331.67 T -3 F -(line joining) 173.26 331.67 T -1 F -( rules.) 223.68 331.67 T -0 12 Q -(2.1.2) 99 306 T -(Physical lines) 144 306 T -1 11 Q -(A) 99 286.67 T -(physical) 109.17 286.67 T -(line) 148.07 286.67 T -(ends) 166.8 286.67 T -(in) 189.19 286.67 T -(whatever) 199.98 286.67 T -(the) 242.52 286.67 T -(current) 258.2 286.67 T -(platform\325s) 291.58 286.67 T -(convention) 339.64 286.67 T -(is) 390.75 286.67 T -(for) 400.32 286.67 T -(terminating) 415.38 286.67 T -(lines.) 468.33 286.67 T -(On) 494.09 286.67 T -(UNIX,) 509.76 286.67 T -(this) 99 273.67 T -(is) 117.41 273.67 T -(the) 127.25 273.67 T -(ASCII) 143.21 273.67 T -(LF) 174.44 273.67 T -(\050linefeed\051) 189.79 273.67 T -(character.) 235.05 273.67 T -(On) 280.62 273.67 T -(DOS/Windows,) 296.57 273.67 T -(it) 369.05 273.67 T -(is) 377.68 273.67 T -(the) 387.53 273.67 T -(ASCII) 403.48 273.67 T -(sequence) 434.71 273.67 T -(CR) 477.54 273.67 T -(LF) 494.72 273.67 T -(\050return) 510.07 273.67 T -(followed by linefeed\051. On Macintosh, it is the ASCII CR \050return\051 character.) 99 260.67 T -0 12 Q -(2.1.3) 99 235 T -(Comments) 144 235 T -1 11 Q -(A) 99 215.67 T -(comment) 110.04 215.67 T -(starts) 154.08 215.67 T -(with) 180.4 215.67 T -(a) 203.06 215.67 T -(hash) 211.04 215.67 T -(character) 234.3 215.67 T -(\050) 277.7 215.67 T -2 F -(#) 281.36 215.67 T -1 F -(\051) 287.96 215.67 T -(that) 294.73 215.67 T -(is) 314.32 215.67 T -(not) 324.76 215.67 T -(part) 341.92 215.67 T -(of) 362.12 215.67 T -(a) 374.38 215.67 T -(string) 382.36 215.67 T -(literal,) 410.52 215.67 T -(and) 442.03 215.67 T -(ends) 461.01 215.67 T -(at) 484.27 215.67 T -(the) 495.31 215.67 T -(end) 511.85 215.67 T -(of) 530.84 215.67 T -(the) 99 202.67 T -(physical) 114.96 202.67 T -(line.) 154.15 202.67 T -(A) 175.92 202.67 T -(comment) 186.39 202.67 T -(signifies) 229.85 202.67 T -(the) 269.65 202.67 T -(end) 285.61 202.67 T -(of) 304.02 202.67 T -(the) 315.71 202.67 T -(logical) 331.67 202.67 T -(line) 364.14 202.67 T -(unless) 383.16 202.67 T -(the) 413.18 202.67 T -(implicit) 429.14 202.67 T -(line) 465.9 202.67 T -(joining) 484.92 202.67 T -(rules) 518.62 202.67 T -(are invoked. Comments are ignored by the syntax\255\255; they are not tokens.) 99 189.67 T -0 12 Q -(2.1.4) 99 164 T -(Explicit line joining) 144 164 T -1 11 Q -(Two) 99 144.67 T -(or) 121.28 144.67 T -(more) 132.56 144.67 T -(physical) 157.28 144.67 T -(lines) 196.06 144.67 T -(may) 218.96 144.67 T -(be) 240.02 144.67 T -(joined) 252.52 144.67 T -(into) 282.14 144.67 T -(logical) 301.37 144.67 T -(lines) 333.43 144.67 T -(using) 356.33 144.67 T -(backslash) 382.28 144.67 T -(characters) 427.17 144.67 T -(\050) 473.87 144.67 T -2 F -(\134) 477.53 144.67 T -1 F -(\051,) 484.13 144.67 T -(as) 492.66 144.67 T -(follows:) 503.94 144.67 T -(when) 99 131.67 T -(a) 125.19 131.67 T -(physical) 132.44 131.67 T -(line) 171.46 131.67 T -(ends) 190.32 131.67 T -(in) 212.85 131.67 T -(a) 223.77 131.67 T -(backslash) 231.02 131.67 T -(that) 276.15 131.67 T -(is) 295.01 131.67 T -(not) 304.71 131.67 T -(part) 321.13 131.67 T -(of) 340.6 131.67 T -(a) 352.13 131.67 T -(string) 359.37 131.67 T -(literal) 386.79 131.67 T -(or) 414.82 131.67 T -(comment,) 426.35 131.67 T -(it) 472.4 131.67 T -(is) 480.88 131.67 T -(joined) 490.58 131.67 T -(with) 520.44 131.67 T -(the) 99 118.67 T -(following) 114.85 118.67 T -(forming) 160.04 118.67 T -(a) 197.9 118.67 T -(single) 205.19 118.67 T -(logical) 233.88 118.67 T -(line,) 266.24 118.67 T -(deleting) 287.9 118.67 T -(the) 325.75 118.67 T -(backslash) 341.6 118.67 T -(and) 386.78 118.67 T -(the) 405.08 118.67 T -(following) 420.93 118.67 T -(end-of-line) 466.12 118.67 T -(char-) 517.41 118.67 T -(acter. For example:) 99 105.67 T -2 10 Q -(if 1900 < year < 2100 and 1 <= month <= 12 \134) 99 87.33 T -( and 1 <= day <= 31 and 0 <= hour < 24 \134) 99 75.33 T -FMENDPAGE -%%EndPage: "3" 9 -%%Page: "4" 10 -612 792 0 FMBEGINPAGE -0 FrameSetSepColors -FrameNoSep -0 0 0 1 0 0 0 1 K -1 10 Q -0 X -(4) 76.5 37.33 T -2 F -( and 0 <= minute < 60 and 0 <= second < 60: # Looks like a valid date) 72 713.33 T -( return 1) 72 701.33 T -1 11 Q -(A) 72 676.67 T -(line) 82.89 676.67 T -(ending) 102.35 676.67 T -(in) 135.24 676.67 T -(a) 146.75 676.67 T -(backslash) 154.59 676.67 T -(cannot) 200.31 676.67 T -(carry) 232.59 676.67 T -(a) 258.13 676.67 T -(comment.) 265.97 676.67 T -(A) 312.61 676.67 T -(backslash) 323.51 676.67 T -(does) 369.23 676.67 T -(not) 392.35 676.67 T -(continue) 409.36 676.67 T -(a) 450.19 676.67 T -(comment.) 458.03 676.67 T -(A) 504.67 676.67 T -(back-) 515.57 676.67 T -(slash) 72 663.67 T -(does) 96.46 663.67 T -(not) 119.08 663.67 T -(continue) 135.6 663.67 T -(a) 175.94 663.67 T -(token) 183.28 663.67 T -(except) 210.18 663.67 T -(for) 241.35 663.67 T -(string) 256.63 663.67 T -(literals) 284.15 663.67 T -(\050i.e.,) 316.55 663.67 T -(tokens) 338.86 663.67 T -(other) 370.04 663.67 T -(than) 395.1 663.67 T -(string) 416.5 663.67 T -(literals) 444.02 663.67 T -(cannot) 476.42 663.67 T -(be) 508.2 663.67 T -(split) 521.05 663.67 T -(across physical lines using a backslash\051. A backslash is illegal elsewhere on a line outside a string literal.) 72 650.67 T -0 12 Q -(2.1.5) 72 625 T -(Implicit line joining) 117 625 T -1 11 Q -(Expressions) 72 605.67 T -(in) 128.43 605.67 T -(parentheses,) 140.25 605.67 T -(square) 197.58 605.67 T -(brackets) 229.56 605.67 T -(or) 269.47 605.67 T -(curly) 281.9 605.67 T -(braces) 307.77 605.67 T -(can) 339.13 605.67 T -(be) 357.67 605.67 T -(split) 371.31 605.67 T -(over) 393.53 605.67 T -(more) 416.35 605.67 T -(than) 442.21 605.67 T -(one) 464.42 605.67 T -(physical) 483.57 605.67 T -(line) 523.5 605.67 T -(without using backslashes. For example:) 72 592.67 T -2 10 Q -(month_names = [\325Januari\325, \325Februari\325, \325Maart\325, # These are the) 72 574.33 T -( \325April\325, \325Mei\325, \325Juni\325, # Dutch names) 72 562.33 T -( \325Juli\325, \325Augustus\325, \325September\325, # for the months) 72 550.33 T -( \325Oktober\325, \325November\325, \325December\325] # of the year) 72 538.33 T -1 11 Q -(Implicitly) 72 513.67 T -(continued) 118.44 513.67 T -(lines) 164.88 513.67 T -(can) 188.71 513.67 T -(carry) 207.02 513.67 T -(comments.) 232.67 513.67 T -(The) 283.69 513.67 T -(indentation) 303.84 513.67 T -(of) 356.39 513.67 T -(the) 368.61 513.67 T -(continuation) 385.1 513.67 T -(lines) 443.15 513.67 T -(is) 466.98 513.67 T -(not) 477.36 513.67 T -(important.) 494.47 513.67 T -(Blank) 72 500.67 T -(continuation) 100.5 500.67 T -(lines) 157.72 500.67 T -(are) 180.73 500.67 T -(allowed.) 196.38 500.67 T -(There) 236.18 500.67 T -(is) 264.05 500.67 T -(no) 273.61 500.67 T -(NEWLINE) 286.83 500.67 T -(token) 339.15 500.67 T -(between) 365.81 500.67 T -(implicit) 404.69 500.67 T -(continuation) 441.14 500.67 T -(lines.) 498.36 500.67 T -(Im-) 524.12 500.67 T -(plicit) 72 487.67 T -(continued) 97.33 487.67 T -(lines) 143.42 487.67 T -(can) 166.91 487.67 T -(also) 184.89 487.67 T -(occur) 205.32 487.67 T -(within) 232.46 487.67 T -(triple-quoted) 263.28 487.67 T -(strings) 322.82 487.67 T -(\050see) 354.86 487.67 T -(below\051;) 375.29 487.67 T -(in) 411.6 487.67 T -(that) 422.87 487.67 T -(case) 442.08 487.67 T -(they) 463.72 487.67 T -(cannot) 485.37 487.67 T -(carry) 517.41 487.67 T -(comments.) 72 474.67 T -0 12 Q -(2.1.6) 72 449 T -(Blank lines) 117 449 T -1 11 Q -(A) 72 429.67 T -(logical) 82.29 429.67 T -(line) 114.59 429.67 T -(that) 133.44 429.67 T -(contains) 152.29 429.67 T -(only) 191.3 429.67 T -(spaces,) 213.21 429.67 T -(tabs,) 247.03 429.67 T -(formfeeds,) 269.85 429.67 T -(and) 319.55 429.67 T -(possibly) 337.78 429.67 T -(a) 376.81 429.67 T -(comment,) 384.04 429.67 T -(is) 430.09 429.67 T -(ignored) 439.77 429.67 T -(\050i.e.,) 475.73 429.67 T -(no) 497.94 429.67 T -(NEW-) 511.29 429.67 T -(LINE) 72 416.67 T -(token) 100.1 416.67 T -(is) 127.6 416.67 T -(generated\051,) 137.99 416.67 T -(except) 190.21 416.67 T -(that) 221.97 416.67 T -(during) 241.52 416.67 T -(interactive) 273.3 416.67 T -(input) 322.78 416.67 T -(of) 348.45 416.67 T -(statements,) 360.67 416.67 T -(an) 412.91 416.67 T -(entirely) 426.35 416.67 T -(blank) 463.01 416.67 T -(logical) 490.51 416.67 T -(line) 523.5 416.67 T -(\050i.e. one containing not even whitespace or a comment\051 terminates a multi-line statement.) 72 403.67 T -0 12 Q -(2.1.7) 72 378 T -(Indentation) 117 378 T -1 11 Q -(Leading) 72 358.67 T -(whitespace) 111.03 358.67 T -(\050spaces) 162.88 358.67 T -(and) 198.24 358.67 T -(tabs\051) 217.1 358.67 T -(at) 241.47 358.67 T -(the) 252.39 358.67 T -(beginning) 268.81 358.67 T -(of) 315.8 358.67 T -(a) 327.94 358.67 T -(logical) 335.8 358.67 T -(line) 368.73 358.67 T -(is) 388.21 358.67 T -(used) 398.53 358.67 T -(to) 421.67 358.67 T -(compute) 433.21 358.67 T -(the) 474.08 358.67 T -(indentation) 490.5 358.67 T -(level of the line, which in turn is used to determine the grouping of statements.) 72 345.67 T -(First,) 72 320.67 T -(tabs) 97.41 320.67 T -(are) 117.62 320.67 T -(replaced) 133.54 320.67 T -(\050from) 173.29 320.67 T -(left) 200.83 320.67 T -(to) 217.98 320.67 T -(right\051) 229.03 320.67 T -(by) 255.96 320.67 T -(one) 269.45 320.67 T -(to) 287.82 320.67 T -(eight) 298.87 320.67 T -(spaces) 323.36 320.67 T -(such) 354.56 320.67 T -(that) 377.21 320.67 T -(the) 396.2 320.67 T -(total) 412.13 320.67 T -(number) 434.18 320.67 T -(of) 470.27 320.67 T -(characters) 481.93 320.67 T -(up) 529 320.67 T -(to) 72 307.67 T -(there) 83.6 307.67 T -(is) 108.62 307.67 T -(a) 119 307.67 T -(multiple) 126.93 307.67 T -(of) 166.64 307.67 T -(eight) 178.84 307.67 T -(\050this) 203.88 307.67 T -(is) 226.48 307.67 T -(intended) 236.85 307.67 T -(to) 277.78 307.67 T -(be) 289.37 307.67 T -(the) 302.8 307.67 T -(same) 319.28 307.67 T -(rule) 344.92 307.67 T -(as) 365.07 307.67 T -(used) 377.27 307.67 T -(by) 400.47 307.67 T -(UNIX\051.) 414.51 307.67 T -(The) 451.45 307.67 T -(total) 471.6 307.67 T -(number) 494.19 307.67 T -(of) 530.84 307.67 T -(spaces) 72 294.67 T -(preceding) 103.22 294.67 T -(the) 149.11 294.67 T -(first) 165.07 294.67 T -(non-blank) 185.3 294.67 T -(character) 232.42 294.67 T -(then) 275.24 294.67 T -(determines) 296.7 294.67 T -(the) 347.48 294.67 T -(line\325s) 363.43 294.67 T -(indentation.) 390.39 294.67 T -(Indentation) 445.16 294.67 T -(cannot) 497.77 294.67 T -(be) 529.61 294.67 T -(split) 72 281.67 T -(over) 93.56 281.67 T -(multiple) 115.71 281.67 T -(physical) 154.98 281.67 T -(lines) 194.25 281.67 T -(using) 217.63 281.67 T -(backslashes;) 244.07 281.67 T -(the) 301.66 281.67 T -(whitespace) 317.71 281.67 T -(up) 369.18 281.67 T -(to) 382.79 281.67 T -(the) 393.95 281.67 T -(first) 409.99 281.67 T -(backslash) 430.32 281.67 T -(determines) 475.69 281.67 T -(the) 526.56 281.67 T -(indentation.) 72 268.67 T -4 F -(Cross-platform) 72 243.67 T -(compatibility) 146.6 243.67 T -(note:) 211.44 243.67 T -1 F -(because) 237.77 243.67 T -(of) 275.08 243.67 T -(the) 286.75 243.67 T -(nature) 302.7 243.67 T -(of) 332.69 243.67 T -(text) 344.35 243.67 T -(editors) 363.36 243.67 T -(on) 395.8 243.67 T -(non-UNIX) 409.31 243.67 T -(platforms,) 459.46 243.67 T -(it) 506.88 243.67 T -(is) 515.5 243.67 T -(un-) 525.34 243.67 T -(wise to use a mixture of spaces and tabs for the indentation in a single source file.) 72 230.67 T -(A) 72 205.67 T -(formfeed) 82.46 205.67 T -(character) 125.3 205.67 T -(may) 168.12 205.67 T -(be) 189.58 205.67 T -(present) 202.48 205.67 T -(at) 236.77 205.67 T -(the) 247.23 205.67 T -(start) 263.19 205.67 T -(of) 284.65 205.67 T -(the) 296.34 205.67 T -(line;) 312.3 205.67 T -(formfeed) 334.38 205.67 T -(characters) 377.21 205.67 T -(occurring) 424.31 205.67 T -(elsewhere) 468.98 205.67 T -(in) 515.48 205.67 T -(the) 526.56 205.67 T -(leading whitespace have an undefined effect \050for instance, they may reset the space count to zero\051.) 72 192.67 T -(T) 72 167.67 T -(h) 78.78 167.67 T -(e) 84.34 167.67 T -(i) 92.51 167.67 T -(n) 95.63 167.67 T -(d) 101.19 167.67 T -(e) 106.75 167.67 T -(n) 111.7 167.67 T -(t) 117.26 167.67 T -(a) 120.38 167.67 T -(t) 125.33 167.67 T -(i) 128.45 167.67 T -(o) 131.57 167.67 T -(n) 137.13 167.67 T -(l) 145.91 167.67 T -(e) 149.03 167.67 T -(v) 153.98 167.67 T -(e) 159.54 167.67 T -(l) 164.48 167.67 T -(s) 167.6 167.67 T -(o) 175.17 167.67 T -(f) 180.73 167.67 T -(c) 187.68 167.67 T -(o) 192.62 167.67 T -(n) 198.18 167.67 T -(s) 203.74 167.67 T -(e) 208.09 167.67 T -(c) 213.03 167.67 T -(u) 217.98 167.67 T -(t) 223.54 167.67 T -(i) 226.66 167.67 T -(v) 229.78 167.67 T -(e) 235.34 167.67 T -(l) 243.51 167.67 T -(i) 246.63 167.67 T -(n) 249.75 167.67 T -(e) 255.31 167.67 T -(s) 260.25 167.67 T -(a) 267.82 167.67 T -(r) 272.76 167.67 T -(e) 276.49 167.67 T -(u) 284.66 167.67 T -(s) 290.22 167.67 T -(e) 294.56 167.67 T -(d) 299.5 167.67 T -(t) 308.29 167.67 T -(o) 311.41 167.67 T -(g) 320.19 167.67 T -(e) 325.75 167.67 T -(n) 330.7 167.67 T -(e) 336.26 167.67 T -(r) 341.21 167.67 T -(a) 344.93 167.67 T -(t) 349.88 167.67 T -(e) 352.99 167.67 T -(I) 361.17 167.67 T -(N) 364.89 167.67 T -(D) 372.89 167.67 T -(E) 380.9 167.67 T -(N) 387.68 167.67 T -(T) 395.68 167.67 T -(a) 405.69 167.67 T -(n) 410.63 167.67 T -(d) 416.19 167.67 T -(D) 424.98 167.67 T -(E) 432.98 167.67 T -(D) 439.77 167.67 T -(E) 447.77 167.67 T -(N) 454.55 167.67 T -(T) 462.55 167.67 T -(t) 472.56 167.67 T -(o) 475.68 167.67 T -(k) 481.24 167.67 T -(e) 486.8 167.67 T -(n) 491.75 167.67 T -(s) 497.31 167.67 T -(,) 501.65 167.67 T -(u) 507.68 167.67 T -(s) 513.25 167.67 T -(i) 517.59 167.67 T -(n) 520.71 167.67 T -(g) 526.27 167.67 T -(a) 535.05 167.67 T -(stack, as follows.) 72 154.67 T -(B) 72 129.67 T -(e) 79.36 129.67 T -(f) 84.27 129.67 T -(o) 87.96 129.67 T -(r) 93.49 129.67 T -(e) 97.18 129.67 T -(t) 105.27 129.67 T -(h) 108.36 129.67 T -(e) 113.88 129.67 T -(f) 121.98 129.67 T -(i) 125.67 129.67 T -(r) 128.75 129.67 T -(s) 132.44 129.67 T -(t) 136.74 129.67 T -(l) 143.02 129.67 T -(i) 146.1 129.67 T -(n) 149.18 129.67 T -(e) 154.71 129.67 T -(o) 162.81 129.67 T -(f) 168.33 129.67 T -(t) 175.21 129.67 T -(h) 178.29 129.67 T -(e) 183.82 129.67 T -(f) 191.91 129.67 T -(i) 195.6 129.67 T -(l) 198.69 129.67 T -(e) 201.77 129.67 T -(i) 209.87 129.67 T -(s) 212.95 129.67 T -(r) 220.44 129.67 T -(e) 224.13 129.67 T -(a) 229.04 129.67 T -(d) 233.95 129.67 T -(,) 239.48 129.67 T -(a) 245.44 129.67 T -(s) 253.54 129.67 T -(i) 257.84 129.67 T -(n) 260.93 129.67 T -(g) 266.45 129.67 T -(l) 271.98 129.67 T -(e) 275.06 129.67 T -(z) 283.16 129.67 T -(e) 288.07 129.67 T -(r) 292.98 129.67 T -(o) 296.67 129.67 T -(i) 305.38 129.67 T -(s) 308.46 129.67 T -(p) 315.96 129.67 T -(u) 321.48 129.67 T -(s) 327.01 129.67 T -(h) 331.31 129.67 T -(e) 336.84 129.67 T -(d) 341.75 129.67 T -(o) 350.46 129.67 T -(n) 355.98 129.67 T -(t) 364.7 129.67 T -(h) 367.78 129.67 T -(e) 373.31 129.67 T -(s) 381.41 129.67 T -(t) 385.71 129.67 T -(a) 388.79 129.67 T -(c) 393.7 129.67 T -(k) 398.61 129.67 T -(;) 404.14 129.67 T -(t) 410.41 129.67 T -(h) 413.49 129.67 T -(i) 419.02 129.67 T -(s) 422.1 129.67 T -(w) 429.6 129.67 T -(i) 437.56 129.67 T -(l) 440.65 129.67 T -(l) 443.73 129.67 T -(n) 450 129.67 T -(e) 455.53 129.67 T -(v) 460.44 129.67 T -(e) 465.96 129.67 T -(r) 470.87 129.67 T -(b) 477.75 129.67 T -(e) 483.27 129.67 T -(p) 491.37 129.67 T -(o) 496.9 129.67 T -(p) 502.42 129.67 T -(p) 507.95 129.67 T -(e) 513.47 129.67 T -(d) 518.38 129.67 T -(o) 527.1 129.67 T -(f) 532.62 129.67 T -(f) 536.31 129.67 T -(again.) 72 116.67 T -(The) 101.02 116.67 T -(numbers) 120.56 116.67 T -(pushed) 160.89 116.67 T -(on) 194.49 116.67 T -(the) 207.93 116.67 T -(stack) 223.82 116.67 T -(will) 248.86 116.67 T -(always) 268.42 116.67 T -(be) 301.41 116.67 T -(strictly) 314.23 116.67 T -(increasing) 347.23 116.67 T -(from) 394.88 116.67 T -(bottom) 418.71 116.67 T -(to) 452.32 116.67 T -(top.) 463.32 116.67 T -(At) 482.57 116.67 T -(the) 496.01 116.67 T -(begin-) 511.89 116.67 T -(ning) 72 103.67 T -(of) 94.22 103.67 T -(each) 106.04 103.67 T -(logical) 128.85 103.67 T -(line,) 161.46 103.67 T -(the) 183.37 103.67 T -(line\325s) 199.47 103.67 T -(indentation) 226.57 103.67 T -(level) 278.73 103.67 T -(is) 302.77 103.67 T -(compared) 312.77 103.67 T -(to) 358.8 103.67 T -(the) 370.02 103.67 T -(top) 386.12 103.67 T -(of) 402.84 103.67 T -(the) 414.67 103.67 T -(stack.) 430.77 103.67 T -(If) 458.78 103.67 T -(it) 468.77 103.67 T -(is) 477.55 103.67 T -(equal,) 487.54 103.67 T -(noth-) 516.78 103.67 T -(ing) 72 90.67 T -(happens.) 88.76 90.67 T -(If) 130.27 90.67 T -(it) 140.3 90.67 T -(is) 149.12 90.67 T -(larger,) 159.16 90.67 T -(it) 190.27 90.67 T -(is) 199.1 90.67 T -(pushed) 209.14 90.67 T -(on) 243.01 90.67 T -(the) 256.71 90.67 T -(stack,) 272.86 90.67 T -(and) 300.92 90.67 T -(one) 319.51 90.67 T -(INDENT) 338.1 90.67 T -(token) 381.74 90.67 T -(is) 408.89 90.67 T -(generated.) 418.93 90.67 T -(If) 467.15 90.67 T -(it) 477.18 90.67 T -(is) 486 90.67 T -(smaller,) 496.04 90.67 T -(it) 533.88 90.67 T -FMENDPAGE -%%EndPage: "4" 10 -%%Page: "5" 11 -612 792 0 FMBEGINPAGE -0 FrameSetSepColors -FrameNoSep -0 0 0 1 0 0 0 1 K -1 10 Q -0 X -(5) 535 37.33 T -585 292.5 598.5 720 R -5 9 Q -(\245) 0 270 592.5 720 TF -(Lexical analysis) 0 270 592.5 711 TF -585 292.5 598.5 720 R -3 11 Q -(must) 99 712.67 T -1 F -(be) 122.09 712.67 T -(one) 134.78 712.67 T -(of) 152.98 712.67 T -(the) 164.45 712.67 T -(numbers) 180.2 712.67 T -(occurring) 220.39 712.67 T -(on) 264.85 712.67 T -(the) 278.16 712.67 T -(stack;) 293.91 712.67 T -(all) 321.89 712.67 T -(numbers) 335.2 712.67 T -(on) 375.39 712.67 T -(the) 388.7 712.67 T -(stack) 404.45 712.67 T -(that) 429.36 712.67 T -(are) 448.17 712.67 T -(larger) 463.91 712.67 T -(are) 491.88 712.67 T -(popped) 507.61 712.67 T -(off,) 99 699.67 T -(and) 116.81 699.67 T -(for) 134.92 699.67 T -(each) 149.98 699.67 T -(number) 172.36 699.67 T -(popped) 208.19 699.67 T -(off) 242.81 699.67 T -(a) 257.86 699.67 T -(DEDENT) 264.98 699.67 T -(token) 311.2 699.67 T -(is) 337.87 699.67 T -(generated.) 347.43 699.67 T -(At) 395.17 699.67 T -(the) 408.4 699.67 T -(end) 424.07 699.67 T -(of) 442.19 699.67 T -(the) 453.58 699.67 T -(file,) 469.25 699.67 T -(a) 488.9 699.67 T -(DEDENT) 496.01 699.67 T -(token is generated for each number remaining on the stack that is larger than zero.) 99 686.67 T -(Here is an example of a correctly \050though confusingly\051 indented piece of Python code:) 99 667.67 T -2 10 Q -(def perm\050l\051:) 99 649.33 T -( # Compute the list of all permutations of l) 99 637.33 T -( if len\050l\051 <= 1:) 99 625.33 T -( return [l]) 99 613.33 T -( r = []) 99 601.33 T -( for i in range\050len\050l\051\051:) 99 589.33 T -( s = l[:i] + l[i+1:]) 99 577.33 T -( p = perm\050s\051) 99 565.33 T -( for x in p:) 99 553.33 T -( r.append\050l[i:i+1] + x\051) 99 541.33 T -( return r) 99 529.33 T -1 11 Q -(The following example shows various indentation errors:) 99 504.67 T -2 10 Q -( def perm\050l\051: # error: first line indented) 99 486.33 T -( for i in range\050len\050l\051\051: # error: not indented) 99 474.33 T -( s = l[:i] + l[i+1:]) 99 462.33 T -( p = perm\050l[:i] + l[i+1:]\051 # error: unexpected indent) 99 450.33 T -( for x in p:) 99 438.33 T -( r.append\050l[i:i+1] + x\051) 99 426.33 T -( return r # error: inconsistent dedent) 99 414.33 T -1 11 Q -(\050Actually,) 99 389.67 T -(the) 145.56 389.67 T -(first) 161.26 389.67 T -(three) 181.25 389.67 T -(errors) 205.5 389.67 T -(are) 233.41 389.67 T -(detected) 249.1 389.67 T -(by) 288.02 389.67 T -(the) 301.28 389.67 T -(parser;) 316.98 389.67 T -(only) 349.18 389.67 T -(the) 371 389.67 T -(last) 386.7 389.67 T -(error) 404.24 389.67 T -(is) 427.88 389.67 T -(found) 437.47 389.67 T -(by) 465.4 389.67 T -(the) 478.66 389.67 T -(lexical) 494.36 389.67 T -(an-) 525.95 389.67 T -(alyzer \321 the indentation of) 99 376.67 T -2 F -(return r) 222.73 376.67 T -1 F -( does not match a level popped off the stack.\051) 275.53 376.67 T -0 12 Q -(2.1.8) 99 351 T -(Whitespace between tokens) 144 351 T -1 11 Q -(Except) 99 325.67 T -(at) 132.24 325.67 T -(the) 142.87 325.67 T -(beginning) 159 325.67 T -(of) 205.68 325.67 T -(a) 217.54 325.67 T -(logical) 225.11 325.67 T -(line) 257.74 325.67 T -(or) 276.93 325.67 T -(in) 288.78 325.67 T -(string) 300.03 325.67 T -(literals,) 327.77 325.67 T -(the) 363.15 325.67 T -(whitespace) 379.28 325.67 T -(characters) 430.84 325.67 T -(space,) 478.12 325.67 T -(tab) 507.98 325.67 T -(and) 524.12 325.67 T -(formfeed) 99 312.67 T -(can) 142.15 312.67 T -(be) 160.26 312.67 T -(used) 173.48 312.67 T -(interchangeably) 196.48 312.67 T -(to) 269.57 312.67 T -(separate) 280.96 312.67 T -(tokens.) 319.83 312.67 T -(Whitespace) 354.14 312.67 T -(is) 408.29 312.67 T -(needed) 418.47 312.67 T -(between) 452.45 312.67 T -(two) 491.94 312.67 T -(tokens) 511.28 312.67 T -(only) 99 299.67 T -(if) 121.43 299.67 T -(their) 131.02 299.67 T -(concatenation) 154.06 299.67 T -(could) 218.02 299.67 T -(otherwise) 245.34 299.67 T -(be) 290.98 299.67 T -(interpreted) 304.23 299.67 T -(as) 354.76 299.67 T -(a) 366.79 299.67 T -(different) 374.55 299.67 T -(token) 415.29 299.67 T -(\050e.g.,) 442.6 299.67 T -2 F -(ab) 467.77 299.67 T -1 F -(is) 483.84 299.67 T -(one) 494.05 299.67 T -(token,) 512.81 299.67 T -(but) 99 286.67 T -2 F -(a) 115.81 286.67 T -(b) 125.16 286.67 T -1 F -( is two tokens\051.) 131.76 286.67 T -0 14 Q -(2.2) 99 259.67 T -(Other tokens) 135 259.67 T -1 11 Q -(Besides) 99 234.67 T -(NEWLINE,) 136.9 234.67 T -(INDENT) 193.43 234.67 T -(and) 238.04 234.67 T -(DEDENT,) 257.6 234.67 T -(the) 308.02 234.67 T -(following) 325.14 234.67 T -(categories) 371.6 234.67 T -(of) 419.87 234.67 T -(tokens) 432.72 234.67 T -(exist:) 465.12 234.67 T -3 F -(identifiers) 492.63 234.67 T -1 F -(,) 537.25 234.67 T -3 F -(keywords) 99 221.67 T -1 F -(,) 140.55 221.67 T -3 F -(literals) 145.81 221.67 T -1 F -(,) 176.99 221.67 T -3 F -(operators) 182.25 221.67 T -1 F -(,) 225.03 221.67 T -(and) 230.29 221.67 T -3 F -(delimiters) 248.69 221.67 T -1 F -(.) 292.69 221.67 T -(Whitespace) 297.95 221.67 T -(characters) 351.78 221.67 T -(\050other) 398.88 221.67 T -(than) 427.66 221.67 T -(line) 449.12 221.67 T -(terminators,) 468.13 221.67 T -(dis-) 523.5 221.67 T -(cussed) 99 208.67 T -(earlier\051) 130.78 208.67 T -(are) 164.99 208.67 T -(not) 180.88 208.67 T -(tokens,) 197.39 208.67 T -(but) 231.32 208.67 T -(serve) 247.83 208.67 T -(to) 273.49 208.67 T -(delimit) 284.5 208.67 T -(tokens.) 318.13 208.67 T -(Where) 352.06 208.67 T -(ambiguity) 383.83 208.67 T -(exists,) 430.9 208.67 T -(a) 461.16 208.67 T -(token) 468.5 208.67 T -(comprises) 495.39 208.67 T -(the longest possible string that forms a legal token when read from left to right.) 99 195.67 T -0 14 Q -(2.3) 99 168.67 T -(Identifiers and keywords) 135 168.67 T -1 11 Q -(Identifiers \050also referred to as) 99 143.67 T -3 F -(names) 231.87 143.67 T -1 F -(\051 are described by the following lexical definitions:) 259.97 143.67 T -2 10 Q -(identifier: \050letter|"_"\051 \050letter|digit|"_"\051*) 99 125.33 T -(letter: lowercase | uppercase) 99 113.33 T -(lowercase: "a"..."z") 99 101.33 T -(uppercase: "A"..."Z") 99 89.33 T -(digit: "0"..."9") 99 77.33 T -FMENDPAGE -%%EndPage: "5" 11 -%%Page: "6" 12 -612 792 0 FMBEGINPAGE -0 FrameSetSepColors -FrameNoSep -0 0 0 1 0 0 0 1 K -1 10 Q -0 X -(6) 76.5 37.33 T -1 11 Q -(Identifiers are unlimited in length. Case is significant.) 72 712.67 T -0 12 Q -(2.3.1) 72 687 T -(Keywords) 117 687 T -1 11 Q -(The) 72 667.67 T -(following) 92.23 667.67 T -(identifiers) 138.14 667.67 T -(are) 185.87 667.67 T -(used) 202.43 667.67 T -(as) 225.72 667.67 T -(reserved) 238.01 667.67 T -(words,) 278.39 667.67 T -(or) 311.16 667.67 T -3 F -(keywords) 323.45 667.67 T -1 F -(of) 368.12 667.67 T -(the) 380.41 667.67 T -(language,) 396.98 667.67 T -(and) 442.57 667.67 T -(cannot) 461.58 667.67 T -(be) 494.03 667.67 T -(used) 507.55 667.67 T -(as) 530.84 667.67 T -(ordinary identifiers. They must be spelled exactly as written here:) 72 654.67 T -2 10 Q -(and del for is raise) 72 636.33 T -(assert elif from lambda return) 72 624.33 T -(break else global not try) 72 612.33 T -(class except if or while) 72 600.33 T -(continue exec import pass) 72 588.33 T -(def finally in print) 72 576.33 T -0 12 Q -(2.3.2) 72 551 T -(Reserved classes of identifiers) 117 551 T -1 11 Q -(Certain classes of identifiers \050besides keywords\051 have special meanings. These are:) 72 525 T -(\050XXX need section references here.\051) 72 377.67 T -0 14 Q -(2.4) 72 350.67 T -(Literals) 108 350.67 T -1 11 Q -(Literals are notations for constant values of some built-in types) 72 325.67 T -0 12 Q -(2.4.1) 72 300 T -(String literals) 117 300 T -1 11 Q -(String literals are described by the following lexical definitions:) 72 280.67 T -2 10 Q -(stringliteral: [rawprefix] \050shortstring | longstring\051) 72 262.33 T -(rawprefix: "r" | "R") 72 250.33 T -(shortstring: "\325" shortstringitem* "\325" | \325"\325 shortstringitem* \325"\325) 72 238.33 T -(longstring: "\325\325\325" longstringitem* "\325\325\325" | \325"""\325 longstringitem* \325"""\325) 72 226.33 T -(shortstringitem: shortstringchar | escapeseq) 72 214.33 T -(longstringitem: longstringchar | escapeseq) 72 202.33 T -(shortstringchar: <any ASCII character except "\134" or newline or the quote>) 72 190.33 T -(longstringchar: <any ASCII character except "\134">) 72 178.33 T -(escapeseq: "\134" <any ASCII character>) 72 166.33 T -1 11 Q -(In) 72 141.67 T -(plain) 83.58 141.67 T -(English:) 107.99 141.67 T -(String) 147.08 141.67 T -(literals) 176.38 141.67 T -(can) 208.74 141.67 T -(be) 226.42 141.67 T -(enclosed) 239.22 141.67 T -(in) 280.12 141.67 T -(matching) 291.09 141.67 T -(single) 334.44 141.67 T -(quotes) 363.14 141.67 T -(\050\325\051) 394.27 141.67 T -(or) 407.67 141.67 T -(double) 419.25 141.67 T -(quotes) 451.6 141.67 T -(\050"\051.) 482.74 141.67 T -(They) 499.71 141.67 T -(can) 524.73 141.67 T -(a) 72 128.67 T -(l) 76.98 128.67 T -(s) 80.13 128.67 T -(o) 84.51 128.67 T -(b) 93.36 128.67 T -(e) 98.95 128.67 T -(e) 107.19 128.67 T -(n) 112.17 128.67 T -(c) 117.76 128.67 T -(l) 122.74 128.67 T -(o) 125.9 128.67 T -(s) 131.49 128.67 T -(e) 135.87 128.67 T -(d) 140.85 128.67 T -(i) 149.7 128.67 T -(n) 152.85 128.67 T -(m) 161.7 128.67 T -(a) 170.36 128.67 T -(t) 175.34 128.67 T -(c) 178.49 128.67 T -(h) 183.47 128.67 T -(i) 189.06 128.67 T -(n) 192.21 128.67 T -(g) 197.81 128.67 T -(g) 206.66 128.67 T -(r) 212.26 128.67 T -(o) 216.02 128.67 T -(u) 221.61 128.67 T -(p) 227.21 128.67 T -(s) 232.8 128.67 T -(o) 240.43 128.67 T -(f) 246.03 128.67 T -(t) 253.04 128.67 T -(h) 256.2 128.67 T -(r) 261.79 128.67 T -(e) 265.55 128.67 T -(e) 270.53 128.67 T -(s) 278.77 128.67 T -(i) 283.14 128.67 T -(n) 286.29 128.67 T -(g) 291.89 128.67 T -(l) 297.48 128.67 T -(e) 300.64 128.67 T -(o) 308.87 128.67 T -(r) 314.47 128.67 T -(d) 321.48 128.67 T -(o) 327.08 128.67 T -(u) 332.67 128.67 T -(b) 338.27 128.67 T -(l) 343.86 128.67 T -(e) 347.02 128.67 T -(q) 355.25 128.67 T -(u) 360.85 128.67 T -(o) 366.44 128.67 T -(t) 372.04 128.67 T -(e) 375.19 128.67 T -(s) 380.17 128.67 T -(\050) 387.8 128.67 T -(t) 391.56 128.67 T -(h) 394.71 128.67 T -(e) 400.31 128.67 T -(s) 405.29 128.67 T -(e) 409.66 128.67 T -(a) 417.9 128.67 T -(r) 422.88 128.67 T -(e) 426.63 128.67 T -(g) 434.87 128.67 T -(e) 440.46 128.67 T -(n) 445.44 128.67 T -(e) 451.04 128.67 T -(r) 456.02 128.67 T -(a) 459.78 128.67 T -(l) 464.76 128.67 T -(l) 467.91 128.67 T -(y) 471.06 128.67 T -(r) 479.91 128.67 T -(e) 483.67 128.67 T -(f) 488.65 128.67 T -(e) 492.41 128.67 T -(r) 497.39 128.67 T -(r) 501.15 128.67 T -(e) 504.9 128.67 T -(d) 509.88 128.67 T -(t) 518.74 128.67 T -(o) 521.89 128.67 T -(a) 530.74 128.67 T -(s) 535.72 128.67 T -3 F -(triple-quoted) 72 115.67 T -(strings) 131.99 115.67 T -1 F -(\051.) 161.94 115.67 T -(The) 170.9 115.67 T -(backslash) 190.55 115.67 T -(\050\134\051) 235.87 115.67 T -(character) 248.8 115.67 T -(is) 291.65 115.67 T -(used) 301.54 115.67 T -(to) 324.25 115.67 T -(escape) 335.35 115.67 T -(characters) 367.21 115.67 T -(that) 414.34 115.67 T -(otherwise) 433.39 115.67 T -(have) 478.71 115.67 T -(a) 502.02 115.67 T -(special) 509.45 115.67 T -(meaning,) 72 102.67 T -(such) 115 102.67 T -(as) 137.52 102.67 T -(newline,) 149.04 102.67 T -(backslash) 188.98 102.67 T -(itself,) 234.11 102.67 T -(or) 261.22 102.67 T -(the) 272.74 102.67 T -(quote) 288.55 102.67 T -(character.) 315.35 102.67 T -(String) 360.76 102.67 T -(literals) 390.02 102.67 T -(may) 422.32 102.67 T -(optionally) 443.63 102.67 T -(be) 490.6 102.67 T -(prefixed) 503.35 102.67 T -(with) 72 89.67 T -(a) 94.68 89.67 T -(letter) 102.68 89.67 T -(\324r\325) 128.41 89.67 T -(or) 142.51 89.67 T -(\324R\325;) 154.8 89.67 T -(such) 175.64 89.67 T -(strings) 198.92 89.67 T -(are) 231.38 89.67 T -(called) 247.93 89.67 T -3 F -(raw) 277.32 89.67 T -(strings) 297.55 89.67 T -1 F -(and) 330.62 89.67 T -(use) 349.63 89.67 T -(different) 367.41 89.67 T -(rules) 408.4 89.67 T -(for) 432.91 89.67 T -(backslash) 448.85 89.67 T -(escape) 494.74 89.67 T -(se-) 527.17 89.67 T -(quences.) 72 76.67 T -4 12 Q -(T) 132.71 501 T -(able 1: Special Meanings of Identi\336ers) 139.61 501 T -1 F -(F) 95.09 475 T -(orm) 101.58 475 T -(Meaning) 248.67 475 T -2 10 Q -( _*) 78 452.33 T -1 12 Q -(Not imported by) 150 451 T -2 F -(from) 232.33 451 T -3 F -( module) 261.13 451 T -2 F -(import) 302.46 451 T -(*) 348.66 451 T -( __*__) 78 429 T -1 F -(System-de\336ned name) 150 429 T -2 F -( __*) 78 407 T -1 F -(Class-pri) 150 407 T -(v) 193.03 407 T -(ate name mangling) 198.73 407 T -72 490.75 72 399.25 2 L -V -0.5 H -0 Z -N -144 491.25 144 398.75 2 L -V -N -396 490.75 396 399.25 2 L -V -N -71.75 491 396.25 491 2 L -V -N -72.25 466.25 395.75 466.25 2 L -V -N -72.25 463.75 395.75 463.75 2 L -V -N -71.75 443 396.25 443 2 L -V -N -71.75 421 396.25 421 2 L -V -N -71.75 399 396.25 399 2 L -V -N -FMENDPAGE -%%EndPage: "6" 12 -%%Page: "7" 13 -612 792 0 FMBEGINPAGE -0 FrameSetSepColors -FrameNoSep -0 0 0 1 0 0 0 1 K -1 10 Q -0 X -(7) 535 37.33 T -585 292.5 598.5 720 R -5 9 Q -(\245) 0 270 592.5 720 TF -(Lexical analysis) 0 270 592.5 711 TF -585 292.5 598.5 720 R -1 11 Q -(In) 99 712.67 T -(\322long) 110.99 712.67 T -(strings\323) 138.25 712.67 T -(\050strings) 175.29 712.67 T -(surrounded) 211.12 712.67 T -(by) 263.43 712.67 T -(sets) 277.25 712.67 T -(of) 296.57 712.67 T -(three) 308.56 712.67 T -(quotes\051,) 333.37 712.67 T -(unescaped) 371.33 712.67 T -(newlines) 419.96 712.67 T -(and) 461.89 712.67 T -(quotes) 480.6 712.67 T -(are) 512.14 712.67 T -(al-) 528.4 712.67 T -(lowed) 99 699.67 T -(\050and) 128.28 699.67 T -(are) 150.23 699.67 T -(retained\051,) 166.06 699.67 T -(except) 210.31 699.67 T -(that) 241.42 699.67 T -(three) 260.32 699.67 T -(unescaped) 284.7 699.67 T -(quotes) 332.92 699.67 T -(in) 364.04 699.67 T -(a) 375 699.67 T -(row) 382.28 699.67 T -(terminate) 401.79 699.67 T -(the) 445.73 699.67 T -(string.) 461.58 699.67 T -(\050A) 491.78 699.67 T -(\322quote\323) 505.79 699.67 T -(is the character used to open the string, i.e. either) 99 686.67 T -2 F -(\325) 317.43 686.67 T -1 F -( or) 324.03 686.67 T -2 F -(") 338.69 686.67 T -1 F -(.\051) 345.29 686.67 T -(U) 99 661.67 T -(n) 106.95 661.67 T -(l) 112.46 661.67 T -(e) 115.53 661.67 T -(s) 120.42 661.67 T -(s) 124.71 661.67 T -(a) 132.17 661.67 T -(n) 137.06 661.67 T -(\324) 145.74 661.67 T -(r) 149.41 661.67 T -(\325) 153.09 661.67 T -(o) 159.93 661.67 T -(r) 165.44 661.67 T -(\324) 172.28 661.67 T -(R) 175.96 661.67 T -(\325) 183.3 661.67 T -(p) 190.15 661.67 T -(r) 195.65 661.67 T -(e) 199.33 661.67 T -(f) 204.22 661.67 T -(i) 207.89 661.67 T -(x) 210.96 661.67 T -(i) 219.64 661.67 T -(s) 222.71 661.67 T -(p) 230.17 661.67 T -(r) 235.68 661.67 T -(e) 239.35 661.67 T -(s) 244.24 661.67 T -(e) 248.53 661.67 T -(n) 253.42 661.67 T -(t) 258.93 661.67 T -(,) 262 661.67 T -(e) 267.93 661.67 T -(s) 272.82 661.67 T -(c) 277.11 661.67 T -(a) 282 661.67 T -(p) 286.9 661.67 T -(e) 292.41 661.67 T -(s) 300.47 661.67 T -(e) 304.76 661.67 T -(q) 309.65 661.67 T -(u) 315.16 661.67 T -(e) 320.67 661.67 T -(n) 325.56 661.67 T -(c) 331.07 661.67 T -(e) 335.97 661.67 T -(s) 340.86 661.67 T -(i) 348.32 661.67 T -(n) 351.39 661.67 T -(s) 360.07 661.67 T -(t) 364.36 661.67 T -(r) 367.42 661.67 T -(i) 371.1 661.67 T -(n) 374.16 661.67 T -(g) 379.67 661.67 T -(s) 385.18 661.67 T -(a) 392.64 661.67 T -(r) 397.53 661.67 T -(e) 401.2 661.67 T -(i) 409.27 661.67 T -(n) 412.34 661.67 T -(t) 417.85 661.67 T -(e) 420.91 661.67 T -(r) 425.81 661.67 T -(p) 429.48 661.67 T -(r) 434.99 661.67 T -(e) 438.66 661.67 T -(t) 443.55 661.67 T -(e) 446.62 661.67 T -(d) 451.51 661.67 T -(a) 460.19 661.67 T -(c) 465.09 661.67 T -(c) 469.98 661.67 T -(o) 474.87 661.67 T -(r) 480.38 661.67 T -(d) 484.05 661.67 T -(i) 489.56 661.67 T -(n) 492.63 661.67 T -(g) 498.14 661.67 T -(t) 506.82 661.67 T -(o) 509.89 661.67 T -(r) 518.57 661.67 T -(u) 522.24 661.67 T -(l) 527.75 661.67 T -(e) 530.82 661.67 T -(s) 535.71 661.67 T -(similar to those used by Standard C. The recognized escape sequences are:) 99 648.67 T -(In) 99 281.67 T -(strict) 110.67 281.67 T -(compatibility) 135.18 281.67 T -(with) 196.37 281.67 T -(Standard) 218.43 281.67 T -(C,) 260.05 281.67 T -(up) 272.64 281.67 T -(to) 286.15 281.67 T -(three) 297.22 281.67 T -(octal) 321.72 281.67 T -(digits) 345.61 281.67 T -(are) 372.57 281.67 T -(accepted,) 388.51 281.67 T -(but) 432.25 281.67 T -(an) 448.82 281.67 T -(unlimited) 461.71 281.67 T -(number) 506.39 281.67 T -(of) 99 268.67 T -(hex) 110.79 268.67 T -(digits) 129.31 268.67 T -(is) 156.4 268.67 T -(taken) 166.37 268.67 T -(to) 192.82 268.67 T -(be) 204.01 268.67 T -(part) 217.03 268.67 T -(of) 236.77 268.67 T -(the) 248.56 268.67 T -(hex) 264.63 268.67 T -(escape) 283.15 268.67 T -(\050and) 315.1 268.67 T -(then) 337.28 268.67 T -(the) 358.85 268.67 T -(lower) 374.92 268.67 T -(8) 402.6 268.67 T -(bits) 410.73 268.67 T -(of) 429.26 268.67 T -(the) 441.06 268.67 T -(resulting) 457.13 268.67 T -(hex) 498.26 268.67 T -(num-) 516.78 268.67 T -(ber are used in all current implementations...\051.) 99 255.67 T -(Unlike) 99 230.67 T -(Standard) 131.48 230.67 T -(C,) 173.12 230.67 T -(all) 185.75 230.67 T -(unrecognized) 199.29 230.67 T -(escape) 261.08 230.67 T -(sequences) 292.94 230.67 T -(are) 340.07 230.67 T -(left) 356.04 230.67 T -(in) 373.24 230.67 T -(the) 384.34 230.67 T -(string) 400.32 230.67 T -(unchanged,) 427.92 230.67 T -(i.e.,) 480.86 230.67 T -3 F -(the) 499.59 230.67 T -(back-) 515.57 230.67 T -(slash) 99 217.67 T -(is) 123.98 217.67 T -(left) 133.68 217.67 T -(in) 150.1 217.67 T -(the) 161.02 217.67 T -(string.) 176.82 217.67 T -1 F -(\050This) 207.6 217.67 T -(behavior) 233.19 217.67 T -(is) 274.04 217.67 T -(useful) 283.74 217.67 T -(when) 312.98 217.67 T -(debugging:) 339.17 217.67 T -(if) 391.03 217.67 T -(an) 400.11 217.67 T -(escape) 412.86 217.67 T -(sequence) 444.54 217.67 T -(is) 487.21 217.67 T -(mistyped,) 496.91 217.67 T -(the resulting output is more easily recognized as broken.\051) 99 204.67 T -(When) 99 179.67 T -(an) 128.39 179.67 T -(\324r\325) 141.89 179.67 T -(or) 156 179.67 T -(\324R\325) 168.28 179.67 T -(prefix) 186.07 179.67 T -(is) 215.46 179.67 T -(present,) 225.91 179.67 T -(backslashes) 263.55 179.67 T -(are) 318.6 179.67 T -(still) 335.15 179.67 T -(used) 354.78 179.67 T -(to) 378.07 179.67 T -(quote) 389.74 179.67 T -(the) 417.31 179.67 T -(following) 433.87 179.67 T -(character,) 479.77 179.67 T -(but) 525.94 179.67 T -3 F -(all) 99 166.67 T -(backslashes) 112.93 166.67 T -(are) 167.8 166.67 T -(left) 184.78 166.67 T -(in) 201.16 166.67 T -(the) 212.03 166.67 T -(string.) 227.79 166.67 T -1 F -(For) 258.54 166.67 T -(example,) 276.13 166.67 T -(the) 318.47 166.67 T -(string) 334.23 166.67 T -(literal) 361.61 166.67 T -2 F -(r"\134n") 389.59 166.67 T -1 F -(consists) 424.9 166.67 T -(of) 462.06 166.67 T -(two) 473.54 166.67 T -(characters:) 492.36 166.67 T -(a) 99 153.67 T -(backslash) 106.5 153.67 T -(and) 151.89 153.67 T -(a) 170.39 153.67 T -(lowercase) 177.89 153.67 T -(\324n\325.) 224.49 153.67 T -(String) 242.68 153.67 T -(quotes) 272.19 153.67 T -(can) 303.53 153.67 T -(be) 321.42 153.67 T -(escaped) 334.42 153.67 T -(with) 371.85 153.67 T -(a) 394.03 153.67 T -(backslash,) 401.53 153.67 T -(but) 449.67 153.67 T -(the) 466.34 153.67 T -(backslash) 482.4 153.67 T -(re-) 527.79 153.67 T -(mains) 99 140.67 T -(in) 128.02 140.67 T -(the) 139.32 140.67 T -(string;) 155.5 140.67 T -(for) 186.36 140.67 T -(example,) 201.92 140.67 T -2 F -(r"\134"") 244.68 140.67 T -1 F -(is) 280.42 140.67 T -(a) 290.5 140.67 T -(valid) 298.12 140.67 T -(string) 322.86 140.67 T -(literal) 350.66 140.67 T -(consisting) 379.06 140.67 T -(of) 426.42 140.67 T -(two) 438.32 140.67 T -(characters:) 457.56 140.67 T -(a) 507.94 140.67 T -(back-) 515.57 140.67 T -(slash) 99 127.67 T -(and) 124.1 127.67 T -(a) 143.09 127.67 T -(double) 151.07 127.67 T -(quote;) 184.12 127.67 T -2 F -(r"\134") 214.72 127.67 T -1 F -(is) 244.23 127.67 T -(not) 254.66 127.67 T -(a) 271.83 127.67 T -(value) 279.81 127.67 T -(string) 306.74 127.67 T -(literal) 334.9 127.67 T -(\050even) 363.67 127.67 T -(a) 391.2 127.67 T -(raw) 399.18 127.67 T -(string) 418.78 127.67 T -(cannot) 446.94 127.67 T -(end) 479.37 127.67 T -(in) 498.35 127.67 T -(an) 510.01 127.67 T -(odd) 523.5 127.67 T -(number of backslashes\051.) 99 114.67 T -4 12 Q -(T) 188.55 625 T -(able 2: Escape Sequences) 195.45 625 T -1 F -(Escape Sequence) 109.27 599 T -(Meaning) 286.92 599 T -2 F -(\134) 105 575 T -3 F -(ne) 112.2 575 T -(wline) 123.35 575 T -1 F -( Ignored) 208.5 575 T -2 F -(\134\134) 105 553 T -1 F -( Backslash \050) 208.5 553 T -2 F -(\134) 267.16 553 T -1 F -(\051) 274.36 553 T -2 F -(\134\325) 105 531 T -1 F -( Single quote \050) 208.5 531 T -2 F -(\325) 278.83 531 T -1 F -(\051) 286.03 531 T -2 F -(\134") 105 509 T -1 F -( Double quote \050) 208.5 509 T -2 F -(") 283.49 509 T -1 F -(\051) 290.69 509 T -2 F -(\134a) 105 487 T -1 F -( ASCII Bell \050BEL\051) 208.5 487 T -2 F -(\134b) 105 465 T -1 F -( ASCII Backspace \050BS\051) 208.5 465 T -2 F -(\134f) 105 443 T -1 F -( ASCII F) 208.5 443 T -(ormfeed \050FF\051) 252.32 443 T -2 F -(\134n) 105 421 T -1 F -( ASCII Linefeed \050LF\051) 208.5 421 T -2 F -(\134r) 105 399 T -1 F -( ASCII Carriage Return \050CR\051) 208.5 399 T -2 F -(\134t) 105 377 T -1 F -( ASCII Horizontal T) 208.5 377 T -(ab \050T) 306.53 377 T -(AB\051) 331.07 377 T -2 F -(\134v) 105 355 T -1 F -( ASCII V) 208.5 355 T -(ertical T) 253.16 355 T -(ab \050VT\051) 292.52 355 T -2 F -(\134) 105 333 T -3 F -(ooo) 112.2 333 T -1 F -( ASCII character with octal v) 208.5 333 T -(alue) 349.16 333 T -3 F -(ooo) 372.16 333 T -2 F -(\134x) 105 311 T -3 F -(xx...) 119.4 311 T -1 F -( ASCII character with he) 208.5 311 T -(x v) 328.28 311 T -(alue) 342.98 311 T -3 F -(xx...) 365.98 311 T -99 614.75 99 303.25 2 L -V -0.5 H -0 Z -N -202.5 615.25 202.5 302.75 2 L -V -N -414 614.75 414 303.25 2 L -V -N -98.75 615 414.25 615 2 L -V -N -99.25 590.25 413.75 590.25 2 L -V -N -99.25 587.75 413.75 587.75 2 L -V -N -98.75 567 414.25 567 2 L -V -N -98.75 545 414.25 545 2 L -V -N -98.75 523 414.25 523 2 L -V -N -98.75 501 414.25 501 2 L -V -N -98.75 479 414.25 479 2 L -V -N -98.75 457 414.25 457 2 L -V -N -98.75 435 414.25 435 2 L -V -N -98.75 413 414.25 413 2 L -V -N -98.75 391 414.25 391 2 L -V -N -98.75 369 414.25 369 2 L -V -N -98.75 347 414.25 347 2 L -V -N -98.75 325 414.25 325 2 L -V -N -98.75 303 414.25 303 2 L -V -N -FMENDPAGE -%%EndPage: "7" 13 -%%Page: "8" 14 -612 792 0 FMBEGINPAGE -0 FrameSetSepColors -FrameNoSep -0 0 0 1 0 0 0 1 K -1 10 Q -0 X -(8) 76.5 37.33 T -0 11 Q -(2.4.1.1) 76.5 712.67 T -(String literal concatenation) 121.5 712.67 T -1 F -(Multiple) 76.5 687.67 T -(adjacent) 117.35 687.67 T -(string) 156.96 687.67 T -(literals) 184.97 687.67 T -(\050delimited) 217.87 687.67 T -(by) 266.05 687.67 T -(whitespace\051,) 280 687.67 T -(possibly) 338.24 687.67 T -(using) 377.88 687.67 T -(different) 404.67 687.67 T -(quoting) 445.5 687.67 T -(conven-) 482.07 687.67 T -(tions,) 76.5 674.67 T -(are) 103.38 674.67 T -(allowed,) 119.54 674.67 T -(and) 159.84 674.67 T -(their) 178.45 674.67 T -(meaning) 201.35 674.67 T -(is) 241.96 674.67 T -(the) 252.03 674.67 T -(same) 268.2 674.67 T -(as) 293.53 674.67 T -(their) 305.42 674.67 T -(concatenation.) 328.32 674.67 T -(Thus,) 394.89 674.67 T -2 F -("hello") 422.37 674.67 T -(\325world\325) 471.3 674.67 T -1 F -(i) 76.5 661.67 T -(s) 79.68 661.67 T -(e) 87.37 661.67 T -(q) 92.38 661.67 T -(u) 98 661.67 T -(i) 103.62 661.67 T -(v) 106.81 661.67 T -(a) 112.43 661.67 T -(l) 117.44 661.67 T -(e) 120.62 661.67 T -(n) 125.63 661.67 T -(t) 131.25 661.67 T -(t) 137.72 661.67 T -(o) 140.9 661.67 T -2 F -(") 149.81 661.67 T -(h) 156.53 661.67 T -(e) 163.26 661.67 T -(l) 169.98 661.67 T -(l) 176.71 661.67 T -(o) 183.43 661.67 T -(w) 190.15 661.67 T -(o) 196.88 661.67 T -(r) 203.6 661.67 T -(l) 210.32 661.67 T -(d) 217.05 661.67 T -(") 223.77 661.67 T -1 F -(.) 230.49 661.67 T -(T) 236.65 661.67 T -(h) 243.5 661.67 T -(i) 249.12 661.67 T -(s) 252.3 661.67 T -(f) 259.99 661.67 T -(e) 263.78 661.67 T -(a) 268.79 661.67 T -(t) 273.8 661.67 T -(u) 276.98 661.67 T -(r) 282.6 661.67 T -(e) 286.39 661.67 T -(c) 294.68 661.67 T -(a) 299.69 661.67 T -(n) 304.7 661.67 T -(b) 313.61 661.67 T -(e) 319.23 661.67 T -(u) 327.52 661.67 T -(s) 333.15 661.67 T -(e) 337.55 661.67 T -(d) 342.56 661.67 T -(t) 351.47 661.67 T -(o) 354.65 661.67 T -(r) 363.56 661.67 T -(e) 367.35 661.67 T -(d) 372.35 661.67 T -(u) 377.98 661.67 T -(c) 383.6 661.67 T -(e) 388.61 661.67 T -(t) 396.9 661.67 T -(h) 400.08 661.67 T -(e) 405.71 661.67 T -(n) 414 661.67 T -(u) 419.62 661.67 T -(m) 425.25 661.67 T -(b) 433.93 661.67 T -(e) 439.55 661.67 T -(r) 444.56 661.67 T -(o) 451.64 661.67 T -(f) 457.26 661.67 T -(b) 464.33 661.67 T -(a) 469.95 661.67 T -(c) 474.96 661.67 T -(k) 479.97 661.67 T -(s) 485.59 661.67 T -(l) 490 661.67 T -(a) 493.18 661.67 T -(s) 498.19 661.67 T -(h) 502.59 661.67 T -(e) 508.21 661.67 T -(s) 513.22 661.67 T -(n) 76.5 648.67 T -(e) 82.15 648.67 T -(e) 87.18 648.67 T -(d) 92.21 648.67 T -(e) 97.85 648.67 T -(d) 102.88 648.67 T -(,) 108.53 648.67 T -(t) 114.73 648.67 T -(o) 117.93 648.67 T -(s) 126.89 648.67 T -(p) 131.31 648.67 T -(l) 136.96 648.67 T -(i) 140.16 648.67 T -(t) 143.37 648.67 T -(l) 149.88 648.67 T -(o) 153.08 648.67 T -(n) 158.73 648.67 T -(g) 164.37 648.67 T -(s) 173.33 648.67 T -(t) 177.75 648.67 T -(r) 180.96 648.67 T -(i) 184.76 648.67 T -(n) 187.97 648.67 T -(g) 193.61 648.67 T -(s) 199.26 648.67 T -(c) 206.99 648.67 T -(o) 212.02 648.67 T -(n) 217.67 648.67 T -(v) 223.31 648.67 T -(e) 228.96 648.67 T -(n) 233.99 648.67 T -(i) 239.63 648.67 T -(e) 242.84 648.67 T -(n) 247.87 648.67 T -(t) 253.51 648.67 T -(l) 256.72 648.67 T -(y) 259.92 648.67 T -(a) 268.88 648.67 T -(c) 273.9 648.67 T -(r) 278.93 648.67 T -(o) 282.74 648.67 T -(s) 288.39 648.67 T -(s) 292.81 648.67 T -(l) 300.55 648.67 T -(o) 303.75 648.67 T -(n) 309.4 648.67 T -(g) 315.04 648.67 T -(l) 324 648.67 T -(i) 327.2 648.67 T -(n) 330.4 648.67 T -(e) 336.05 648.67 T -(s) 341.08 648.67 T -(,) 345.5 648.67 T -(o) 351.71 648.67 T -(r) 357.35 648.67 T -(e) 364.47 648.67 T -(v) 369.5 648.67 T -(e) 375.15 648.67 T -(n) 380.18 648.67 T -(t) 389.13 648.67 T -(o) 392.33 648.67 T -(a) 401.29 648.67 T -(d) 406.32 648.67 T -(d) 411.96 648.67 T -(c) 420.92 648.67 T -(o) 425.95 648.67 T -(m) 431.59 648.67 T -(m) 440.3 648.67 T -(e) 449 648.67 T -(n) 454.03 648.67 T -(t) 459.67 648.67 T -(s) 462.88 648.67 T -(t) 470.61 648.67 T -(o) 473.82 648.67 T -(p) 482.77 648.67 T -(a) 488.42 648.67 T -(r) 493.45 648.67 T -(t) 497.25 648.67 T -(s) 500.46 648.67 T -(o) 508.19 648.67 T -(f) 513.84 648.67 T -(strings, for example:) 76.5 635.67 T -2 10 Q -(regex.compile\050"[A-Za-z_]" # letter or underscore) 76.5 617.33 T -( "[A-Za-z0-9_]*" # letter, digit or underscore) 76.5 605.33 T -( \051) 76.5 593.33 T -1 11 Q -(Note) 76.5 568.67 T -(that) 100.31 568.67 T -(this) 119.24 568.67 T -(feature) 137.57 568.67 T -(is) 170.53 568.67 T -(defined) 180.3 568.67 T -(at) 215.72 568.67 T -(the) 226.09 568.67 T -(syntactical) 241.96 568.67 T -(level,) 291.44 568.67 T -(but) 318 568.67 T -(implemented) 334.49 568.67 T -(at) 394.36 568.67 T -(compile) 404.73 568.67 T -(time.) 442.61 568.67 T -(The) 467.34 568.67 T -(\324+\325) 486.88 568.67 T -(op-) 502.84 568.67 T -(erator) 76.5 555.67 T -(must) 104.73 555.67 T -(be) 128.7 555.67 T -(used) 141.66 555.67 T -(to) 164.4 555.67 T -(concatenate) 175.54 555.67 T -(string) 230.03 555.67 T -(expressions) 257.67 555.67 T -(at) 311.57 555.67 T -(run) 322.09 555.67 T -(time.) 339.33 555.67 T -(Also) 364.21 555.67 T -(note) 387.57 555.67 T -(that) 409.09 555.67 T -(literal) 428.17 555.67 T -(concatenation) 456.41 555.67 T -(can use different quoting styles for each component.) 76.5 542.67 T -0 12 Q -(2.4.2) 76.5 517 T -(Numeric literals) 121.5 517 T -1 11 Q -(There) 76.5 497.67 T -(are) 105.87 497.67 T -(four) 123.03 497.67 T -(types) 145.07 497.67 T -(of) 172.01 497.67 T -(numeric) 184.9 497.67 T -(literals:) 224.67 497.67 T -(plain) 261.39 497.67 T -(integers,) 287.11 497.67 T -(long) 328.4 497.67 T -(integers,) 351.68 497.67 T -(floating) 392.98 497.67 T -(point) 430.92 497.67 T -(numbers,) 457.26 497.67 T -(and) 501.62 497.67 T -(imaginary numbers.) 76.5 484.67 T -0 F -(2.4.2.1) 76.5 462.67 T -(Integer and long integer literals) 121.5 462.67 T -1 F -(Integer and long integer literals are described by the following lexical definitions:) 76.5 437.67 T -2 10 Q -(longinteger: integer \050"l"|"L"\051) 76.5 419.33 T -(integer: decimalinteger | octinteger | hexinteger) 76.5 407.33 T -(decimalinteger: nonzerodigit digit* | "0") 76.5 395.33 T -(octinteger: "0" octdigit+) 76.5 383.33 T -(hexinteger: "0" \050"x"|"X"\051 hexdigit+) 76.5 371.33 T -(nonzerodigit: "1"..."9") 76.5 359.33 T -(octdigit: "0"..."7") 76.5 347.33 T -(hexdigit: digit|"a"..."f"|"A"..."F") 76.5 335.33 T -1 11 Q -(Although) 76.5 310.67 T -(both) 120.78 310.67 T -(lower) 143.07 310.67 T -(case) 170.84 310.67 T -(\324l\325) 192.5 310.67 T -(and) 205.6 310.67 T -(upper) 224.21 310.67 T -(case) 251.99 310.67 T -(\324L\325) 273.64 310.67 T -(are) 290.42 310.67 T -(allowed) 306.57 310.67 T -(as) 344.12 310.67 T -(suffix) 356.01 310.67 T -(for) 384.4 310.67 T -(long) 399.95 310.67 T -(integers,) 422.24 310.67 T -(it) 462.54 310.67 T -(is) 471.38 310.67 T -(strongly) 481.44 310.67 T -(recommended to always use \324L\325, since the letter \324l\325 looks too much like the digit \3241\325.) 76.5 297.67 T -(Plain) 76.5 272.67 T -(integer) 101.63 272.67 T -(decimal) 134.69 272.67 T -(literals) 172.03 272.67 T -(must) 204.48 272.67 T -(be) 228.39 272.67 T -(at) 241.29 272.67 T -(most) 251.74 272.67 T -(2147483647) 275.65 272.67 T -(\050i.e.,) 333.17 272.67 T -(the) 355.53 272.67 T -(largest) 371.49 272.67 T -(positive) 403.33 272.67 T -(integer,) 440.68 272.67 T -(using) 476.49 272.67 T -(32-) 502.84 272.67 T -(bit) 76.5 259.67 T -(arithmetic\051.) 90.63 259.67 T -(Plain) 144.17 259.67 T -(octal) 169.3 259.67 T -(and) 193.2 259.67 T -(hexadecimal) 211.6 259.67 T -(literals) 269.71 259.67 T -(may) 302.17 259.67 T -(be) 323.62 259.67 T -(as) 336.52 259.67 T -(large) 348.2 259.67 T -(as) 372.71 259.67 T -(4294967295,) 384.39 259.67 T -(but) 444.65 259.67 T -(values) 461.23 259.67 T -(larger) 491.85 259.67 T -(than) 76.5 246.67 T -(2147483647) 98.14 246.67 T -(are) 155.84 246.67 T -(converted) 171.97 246.67 T -(to) 218.04 246.67 T -(a) 229.3 246.67 T -(negative) 236.88 246.67 T -(value) 276.85 246.67 T -(by) 303.37 246.67 T -(subtracting) 317.07 246.67 T -(4294967296.) 368.65 246.67 T -(There) 429.1 246.67 T -(is) 457.45 246.67 T -(no) 467.49 246.67 T -(limit) 481.18 246.67 T -(for) 504.67 246.67 T -(long integer literals apart from what can be stored in available memory.) 76.5 233.67 T -(Some examples of plain and long integer literals:) 76.5 208.67 T -2 10 Q -(7 2147483647 0177 0x80000000) 76.5 190.33 T -(3L 79228162514264337593543950336L 0377L 0x100000000L) 76.5 178.33 T -0 11 Q -(2.4.2.2) 76.5 156.67 T -(Floating point literals) 121.5 156.67 T -1 F -(Floating point literals are described by the following lexical definitions:) 76.5 131.67 T -2 10 Q -(floatnumber: pointfloat | exponentfloat) 76.5 113.33 T -(pointfloat: [intpart] fraction | intpart ".") 76.5 101.33 T -(exponentfloat: \050intpart | pointfloat\051 exponent) 76.5 89.33 T -(intpart: nonzerodigit digit* | "0") 76.5 77.33 T -FMENDPAGE -%%EndPage: "8" 14 -%%Page: "9" 15 -612 792 0 FMBEGINPAGE -0 FrameSetSepColors -FrameNoSep -0 0 0 1 0 0 0 1 K -1 10 Q -0 X -(9) 535 37.33 T -585 292.5 598.5 720 R -5 9 Q -(\245) 0 270 592.5 720 TF -(Lexical analysis) 0 270 592.5 711 TF -585 292.5 598.5 720 R -2 10 Q -(fraction: "." digit+) 99 713.33 T -(exponent: \050"e"|"E"\051 ["+"|"-"] digit+) 99 701.33 T -1 11 Q -(N) 99 676.67 T -(o) 106.96 676.67 T -(t) 112.47 676.67 T -(e) 115.54 676.67 T -(t) 123.62 676.67 T -(h) 126.69 676.67 T -(a) 132.2 676.67 T -(t) 137.1 676.67 T -(t) 143.35 676.67 T -(h) 146.42 676.67 T -(e) 151.93 676.67 T -(i) 160.01 676.67 T -(n) 163.08 676.67 T -(t) 168.6 676.67 T -(e) 171.67 676.67 T -(g) 176.57 676.67 T -(e) 182.08 676.67 T -(r) 186.98 676.67 T -(p) 193.83 676.67 T -(a) 199.35 676.67 T -(r) 204.24 676.67 T -(t) 207.92 676.67 T -(o) 214.17 676.67 T -(f) 219.68 676.67 T -(a) 226.54 676.67 T -(f) 234.61 676.67 T -(l) 238.29 676.67 T -(o) 241.36 676.67 T -(a) 246.88 676.67 T -(t) 251.77 676.67 T -(i) 254.85 676.67 T -(n) 257.92 676.67 T -(g) 263.43 676.67 T -(p) 272.12 676.67 T -(o) 277.64 676.67 T -(i) 283.15 676.67 T -(n) 286.22 676.67 T -(t) 291.73 676.67 T -(n) 297.98 676.67 T -(u) 303.5 676.67 T -(m) 309.01 676.67 T -(b) 317.58 676.67 T -(e) 323.1 676.67 T -(r) 328 676.67 T -(c) 334.85 676.67 T -(a) 339.75 676.67 T -(n) 344.65 676.67 T -(n) 350.16 676.67 T -(o) 355.67 676.67 T -(t) 361.19 676.67 T -(l) 367.44 676.67 T -(o) 370.51 676.67 T -(o) 376.02 676.67 T -(k) 381.54 676.67 T -(l) 390.23 676.67 T -(i) 393.3 676.67 T -(k) 396.37 676.67 T -(e) 401.89 676.67 T -(a) 409.96 676.67 T -(n) 414.86 676.67 T -(o) 423.55 676.67 T -(c) 429.06 676.67 T -(t) 433.96 676.67 T -(a) 437.03 676.67 T -(l) 441.93 676.67 T -(i) 448.18 676.67 T -(n) 451.25 676.67 T -(t) 456.77 676.67 T -(e) 459.84 676.67 T -(g) 464.73 676.67 T -(e) 470.25 676.67 T -(r) 475.15 676.67 T -(.) 478.82 676.67 T -(T) 484.77 676.67 T -(h) 491.5 676.67 T -(e) 497.01 676.67 T -(a) 505.09 676.67 T -(l) 509.99 676.67 T -(l) 513.06 676.67 T -(o) 516.13 676.67 T -(w) 521.64 676.67 T -(e) 529.6 676.67 T -(d) 534.5 676.67 T -(range) 99 663.67 T -(of) 126.4 663.67 T -(floating) 138.54 663.67 T -(point) 175.73 663.67 T -(literals) 201.31 663.67 T -(is) 234.23 663.67 T -(implementation-dependent.) 244.53 663.67 T -(Some) 371.16 663.67 T -(examples) 399.19 663.67 T -(of) 443.7 663.67 T -(floating) 455.84 663.67 T -(point) 493.03 663.67 T -(liter-) 518.61 663.67 T -(als:) 99 650.67 T -2 10 Q -(3.14 10. .001 1e100 3.14e-10) 99 632.33 T -0 11 Q -(2.4.2.3) 99 610.67 T -(Imaginary literals) 144 610.67 T -1 F -(Imaginary literals are described by the following lexical definitions:) 99 585.67 T -2 10 Q -(imagnumber: \050floatnumber | intpart\051 \050"j"|"J"\051) 99 567.33 T -1 11 Q -(An) 99 542.67 T -(imaginary) 115.49 542.67 T -(literals) 163.14 542.67 T -(yields) 196.13 542.67 T -(a) 225.46 542.67 T -(complex) 233.39 542.67 T -(number) 274.32 542.67 T -(with) 310.97 542.67 T -(a) 333.57 542.67 T -(real) 341.51 542.67 T -(part) 361.04 542.67 T -(of) 381.19 542.67 T -(0.0.) 393.4 542.67 T -(Complex) 412.95 542.67 T -(numbers) 456.33 542.67 T -(are) 497.26 542.67 T -(repre-) 513.74 542.67 T -(sented) 99 529.67 T -(as) 130.14 529.67 T -(a) 142.33 529.67 T -(pair) 150.25 529.67 T -(of) 170.38 529.67 T -(floating) 182.58 529.67 T -(point) 219.83 529.67 T -(numbers) 245.48 529.67 T -(and) 286.39 529.67 T -(have) 305.31 529.67 T -(the) 329.11 529.67 T -(same) 345.58 529.67 T -(restrictions) 371.22 529.67 T -(on) 423.14 529.67 T -(their) 437.17 529.67 T -(range.) 460.36 529.67 T -(To) 490.57 529.67 T -(create) 505.83 529.67 T -(a) 535.12 529.67 T -(complex) 99 516.67 T -(number) 139.44 516.67 T -(with) 175.6 516.67 T -(a) 197.72 516.67 T -(nonzero) 205.16 516.67 T -(real) 243.15 516.67 T -(part,) 262.19 516.67 T -(add) 284.61 516.67 T -(a) 303.05 516.67 T -(floating) 310.49 516.67 T -(point) 347.27 516.67 T -(number) 372.44 516.67 T -(to) 408.6 516.67 T -(it,) 419.72 516.67 T -(e.g.) 431.14 516.67 T -2 F -(\0503+4j\051.) 449.58 516.67 T -1 F -(Some) 498.34 516.67 T -(ex-) 525.95 516.67 T -(amples of imaginary literals:) 99 503.67 T -2 10 Q -(3.14j 10.j 10 j .001j 1e100j 3.14e-10j) 99 485.33 T -1 11 Q -(Note) 99 460.67 T -(that) 123.08 460.67 T -(numeric) 142.29 460.67 T -(literals) 181.03 460.67 T -(do) 213.68 460.67 T -(not) 227.38 460.67 T -(include) 244.14 460.67 T -(a) 279.22 460.67 T -(sign;) 286.8 460.67 T -(a) 310.9 460.67 T -(phrase) 318.49 460.67 T -(like) 349.9 460.67 T -2 F -(-1) 369.1 460.67 T -1 F -(is) 385 460.67 T -(actually) 395.04 460.67 T -(an) 432.56 460.67 T -(expression) 445.65 460.67 T -(composed) 495.39 460.67 T -(of the unary operator \324) 99 447.67 T -2 F -(-) 197.97 447.67 T -1 F -(\325 and the literal) 204.57 447.67 T -2 F -(1) 274.22 447.67 T -1 F -(.) 280.82 447.67 T -0 14 Q -(2.5) 99 420.67 T -(Operators) 135 420.67 T -1 11 Q -(The following tokens are operators:) 99 395.67 T -2 10 Q -(+ - * ** / %) 99 377.33 T -(<< >> & | ^ ~) 99 365.33 T -(< > <= >= == != <>) 99 353.33 T -1 11 Q -(The) 99 328.67 T -(comparison) 118.8 328.67 T -(operators) 172.81 328.67 T -2 F -(<>) 216.44 328.67 T -1 F -(and) 232.33 328.67 T -2 F -(!=) 250.9 328.67 T -1 F -(are) 266.8 328.67 T -(alternate) 282.92 328.67 T -(spellings) 323.48 328.67 T -(of) 365.29 328.67 T -(the) 377.14 328.67 T -(same) 393.28 328.67 T -(operator;) 418.57 328.67 T -(!=) 460.98 328.67 T -(is) 473.53 328.67 T -(the) 483.56 328.67 T -(preferred) 499.7 328.67 T -(spelling, <> is obsolescent.) 99 315.67 T -0 14 Q -(2.6) 99 288.67 T -(Delimiters) 135 288.67 T -1 11 Q -(The following tokens serve as delimiters in the grammar:) 99 263.67 T -2 10 Q -(\050 \051 [ ] { }) 99 245.33 T -(, : . \324 = ;) 99 233.33 T -1 11 Q -(The) 99 208.67 T -(period) 118.9 208.67 T -(can) 149.81 208.67 T -(also) 167.88 208.67 T -(occur) 188.4 208.67 T -(in) 215.63 208.67 T -(floating-point) 226.98 208.67 T -(and) 290.28 208.67 T -(imaginary) 308.97 208.67 T -(literals.) 356.37 208.67 T -(A) 391.86 208.67 T -(sequence) 402.6 208.67 T -(of) 445.72 208.67 T -(three) 457.68 208.67 T -(periods) 482.47 208.67 T -(has) 517.65 208.67 T -(a) 535.11 208.67 T -(special meaning as ellipses in slices.) 99 195.67 T -(T) 99 170.67 T -(h) 105.73 170.67 T -(e) 111.24 170.67 T -(f) 119.3 170.67 T -(o) 122.97 170.67 T -(l) 128.48 170.67 T -(l) 131.54 170.67 T -(o) 134.61 170.67 T -(w) 140.11 170.67 T -(i) 148.06 170.67 T -(n) 151.13 170.67 T -(g) 156.64 170.67 T -(p) 165.31 170.67 T -(r) 170.82 170.67 T -(i) 174.49 170.67 T -(n) 177.56 170.67 T -(t) 183.07 170.67 T -(i) 186.13 170.67 T -(n) 189.2 170.67 T -(g) 194.7 170.67 T -(A) 203.38 170.67 T -(S) 211.33 170.67 T -(C) 217.45 170.67 T -(I) 224.8 170.67 T -(I) 228.47 170.67 T -(c) 235.31 170.67 T -(h) 240.2 170.67 T -(a) 245.71 170.67 T -(r) 250.6 170.67 T -(a) 254.27 170.67 T -(c) 259.16 170.67 T -(t) 264.05 170.67 T -(e) 267.12 170.67 T -(r) 272.01 170.67 T -(s) 275.68 170.67 T -(h) 283.14 170.67 T -(a) 288.64 170.67 T -(v) 293.54 170.67 T -(e) 299.04 170.67 T -(s) 307.11 170.67 T -(p) 311.39 170.67 T -(e) 316.9 170.67 T -(c) 321.79 170.67 T -(i) 326.68 170.67 T -(a) 329.75 170.67 T -(l) 334.64 170.67 T -(m) 340.87 170.67 T -(e) 349.44 170.67 T -(a) 354.33 170.67 T -(n) 359.22 170.67 T -(i) 364.73 170.67 T -(n) 367.8 170.67 T -(g) 373.3 170.67 T -(a) 381.98 170.67 T -(s) 386.87 170.67 T -(p) 394.33 170.67 T -(a) 399.84 170.67 T -(r) 404.73 170.67 T -(t) 408.4 170.67 T -(o) 414.63 170.67 T -(f) 420.14 170.67 T -(o) 426.98 170.67 T -(t) 432.49 170.67 T -(h) 435.55 170.67 T -(e) 441.06 170.67 T -(r) 445.95 170.67 T -(t) 452.79 170.67 T -(o) 455.86 170.67 T -(k) 461.37 170.67 T -(e) 466.87 170.67 T -(n) 471.77 170.67 T -(s) 477.27 170.67 T -(o) 484.73 170.67 T -(r) 490.24 170.67 T -(a) 497.08 170.67 T -(r) 501.97 170.67 T -(e) 505.64 170.67 T -(o) 513.7 170.67 T -(t) 519.21 170.67 T -(h) 522.27 170.67 T -(e) 527.78 170.67 T -(r) 532.67 170.67 T -(-) 536.34 170.67 T -(wise significant to the lexical analyzer:) 99 157.67 T -2 10 Q -(\325 " # \134) 99 139.33 T -1 11 Q -(The) 99 114.67 T -(following) 119.04 114.67 T -(printing) 164.76 114.67 T -(ASCII) 202.53 114.67 T -(characters) 234.18 114.67 T -(are) 281.7 114.67 T -(not) 298.07 114.67 T -(used) 315.06 114.67 T -(in) 338.16 114.67 T -(Python.) 349.65 114.67 T -(Their) 386.51 114.67 T -(occurrence) 413.27 114.67 T -(outside) 464.45 114.67 T -(string) 499.17 114.67 T -(lit-) 527.16 114.67 T -(erals and comments is an unconditional error:) 99 101.67 T -2 10 Q -(@ $ ?) 99 83.33 T -FMENDPAGE -%%EndPage: "9" 15 -%%Page: "10" 16 -612 792 0 FMBEGINPAGE -0 FrameSetSepColors -FrameNoSep -0 0 0 1 0 0 0 1 K -1 10 Q -0 X -(10) 76.5 37.33 T -FMENDPAGE -%%EndPage: "10" 16 -%%Page: "11" 17 -612 792 0 FMBEGINPAGE -0 FrameSetSepColors -FrameNoSep -0 0 0 1 0 0 0 1 K -1 10 Q -0 X -(11) 530 37.33 T -585 292.5 598.5 720 R -5 9 Q -(\245) 0 270 592.5 720 TF -(Data model) 0 270 592.5 711 TF -585 292.5 598.5 720 R -0 16 Q -(C) 99 709.33 T -0 12.8 Q -(HAPTER) 110.55 709.33 T -0 16 Q -(3:) 167.62 709.33 T -(D) 198 709.33 T -0 12.8 Q -(ATA) 209.55 709.33 T -(MODEL) 240.3 709.33 T -0 14 Q -(3.1) 99 670.67 T -(Objects, values and types) 135 670.67 T -3 11 Q -(Objects) 99 645.67 T -1 F -(are) 135.67 645.67 T -(Python\325s) 152.17 645.67 T -(abstraction) 194.35 645.67 T -(for) 245.68 645.67 T -(data.) 261.57 645.67 T -(All) 285.71 645.67 T -(data) 302.84 645.67 T -(in) 324.23 645.67 T -(a) 335.85 645.67 T -(Python) 343.8 645.67 T -(program) 378.04 645.67 T -(is) 418.38 645.67 T -(represented) 428.78 645.67 T -(by) 482.54 645.67 T -(objects) 496.61 645.67 T -(or) 530.84 645.67 T -(by) 99 632.67 T -(relations) 112.85 632.67 T -(between) 153.59 632.67 T -(objects.) 193.09 632.67 T -(\050In) 229.85 632.67 T -(conformance) 245.53 632.67 T -(to) 305.8 632.67 T -(Von) 317.21 632.67 T -(Neumann\325s) 339 632.67 T -(model) 392.56 632.67 T -(of) 422.91 632.67 T -(a) 434.92 632.67 T -(\322stored) 442.66 632.67 T -(program) 477.28 632.67 T -(com-) 517.4 632.67 T -(puter\323, code is also represented by objects.\051) 99 619.67 T -(Every) 99 594.67 T -(object) 128.15 594.67 T -(has) 157.91 594.67 T -(an) 175.45 594.67 T -(identity,) 188.71 594.67 T -(a) 227.96 594.67 T -(type) 235.72 594.67 T -(and) 257.54 594.67 T -(a) 276.31 594.67 T -(value.) 284.07 594.67 T -(An) 313.52 594.67 T -(object\325s) 329.85 594.67 T -3 F -(identity) 367.55 594.67 T -1 F -(never) 403.43 594.67 T -(changes) 430.74 594.67 T -(once) 469.05 594.67 T -(it) 492.7 594.67 T -(has) 501.69 594.67 T -(been) 519.23 594.67 T -(created;) 99 581.67 T -(you) 136.28 581.67 T -(may) 155.25 581.67 T -(think) 176.66 581.67 T -(of) 201.75 581.67 T -(it) 213.38 581.67 T -(as) 221.97 581.67 T -(the) 233.6 581.67 T -(object\325s) 249.51 581.67 T -(address) 286.8 581.67 T -(in) 322.26 581.67 T -(memory.) 333.29 581.67 T -(The) 375.17 581.67 T -(\324) 394.75 581.67 T -2 F -(is) 398.41 581.67 T -1 F -(\325) 411.61 581.67 T -(operator) 417.74 581.67 T -(compares) 456.86 581.67 T -(the) 501.48 581.67 T -(iden-) 517.39 581.67 T -(tity) 99 568.67 T -(of) 116.58 568.67 T -(two) 128.65 568.67 T -(objects;) 148.05 568.67 T -(the) 185.17 568.67 T -(\324) 201.52 568.67 T -2 F -(id\050\051) 205.18 568.67 T -1 F -(\325) 231.58 568.67 T -(function) 238.15 568.67 T -(returns) 277.72 568.67 T -(an) 311.17 568.67 T -(integer) 324.45 568.67 T -(representing) 357.91 568.67 T -(its) 415.18 568.67 T -(identity) 428.48 568.67 T -(\050currently) 465 568.67 T -(imple-) 511.28 568.67 T -(m) 99 555.67 T -(e) 107.62 555.67 T -(n) 112.57 555.67 T -(t) 118.13 555.67 T -(e) 121.25 555.67 T -(d) 126.2 555.67 T -(a) 134.99 555.67 T -(s) 139.93 555.67 T -(i) 147.5 555.67 T -(t) 150.62 555.67 T -(s) 153.74 555.67 T -(a) 161.31 555.67 T -(d) 166.25 555.67 T -(d) 171.82 555.67 T -(r) 177.38 555.67 T -(e) 181.1 555.67 T -(s) 186.05 555.67 T -(s) 190.39 555.67 T -(\051) 194.73 555.67 T -(.) 198.46 555.67 T -(A) 204.5 555.67 T -(n) 212.5 555.67 T -(o) 221.29 555.67 T -(b) 226.85 555.67 T -(j) 232.41 555.67 T -(e) 235.53 555.67 T -(c) 240.48 555.67 T -(t) 245.43 555.67 T -(\325) 248.55 555.67 T -(s) 252.27 555.67 T -3 F -(t) 259.84 555.67 T -(y) 262.96 555.67 T -(p) 267.91 555.67 T -(e) 273.47 555.67 T -1 F -(i) 281.64 555.67 T -(s) 284.76 555.67 T -(a) 292.33 555.67 T -(l) 297.28 555.67 T -(s) 300.4 555.67 T -(o) 304.74 555.67 T -(u) 313.53 555.67 T -(n) 319.09 555.67 T -(c) 324.65 555.67 T -(h) 329.6 555.67 T -(a) 335.16 555.67 T -(n) 340.11 555.67 T -(g) 345.67 555.67 T -(e) 351.23 555.67 T -(a) 356.18 555.67 T -(b) 361.12 555.67 T -(l) 366.69 555.67 T -(e) 369.81 555.67 T -(.) 374.76 555.67 T -(I) 380.79 555.67 T -(t) 384.52 555.67 T -(d) 390.86 555.67 T -(e) 396.43 555.67 T -(t) 401.37 555.67 T -(e) 404.49 555.67 T -(r) 409.44 555.67 T -(m) 413.17 555.67 T -(i) 421.79 555.67 T -(n) 424.91 555.67 T -(e) 430.47 555.67 T -(s) 435.42 555.67 T -(t) 442.98 555.67 T -(h) 446.1 555.67 T -(e) 451.67 555.67 T -(o) 459.84 555.67 T -(p) 465.4 555.67 T -(e) 470.96 555.67 T -(r) 475.91 555.67 T -(a) 479.64 555.67 T -(t) 484.58 555.67 T -(i) 487.7 555.67 T -(o) 490.82 555.67 T -(n) 496.39 555.67 T -(s) 501.95 555.67 T -(t) 509.52 555.67 T -(h) 512.64 555.67 T -(a) 518.2 555.67 T -(t) 523.15 555.67 T -(a) 529.49 555.67 T -(n) 534.44 555.67 T -(object) 99 542.67 T -(supports) 128.64 542.67 T -(\050e.g.) 168.68 542.67 T -(\322does) 190.99 542.67 T -(it) 218.79 542.67 T -(have) 227.67 542.67 T -(a) 251.2 542.67 T -(length?\323\051) 258.84 542.67 T -(and) 302.53 542.67 T -(also) 321.18 542.67 T -(defines) 341.66 542.67 T -(the) 376.18 542.67 T -(possible) 392.39 542.67 T -(values) 431.2 542.67 T -(for) 462.07 542.67 T -(objects) 477.65 542.67 T -(of) 511.58 542.67 T -(that) 523.5 542.67 T -(type.) 99 529.67 T -(The) 123.63 529.67 T -(\324) 143.68 529.67 T -2 F -(type\050\051) 147.34 529.67 T -1 F -(\325) 186.94 529.67 T -(function) 193.54 529.67 T -(returns) 233.15 529.67 T -(an) 266.63 529.67 T -(object\325s) 279.95 529.67 T -(type) 317.72 529.67 T -(\050which) 339.6 529.67 T -(is) 373.09 529.67 T -(an) 383.37 529.67 T -(object) 396.69 529.67 T -(itself\051.) 426.51 529.67 T -(The) 457.87 529.67 T -3 F -(value) 477.91 529.67 T -1 F -(of) 504.68 529.67 T -(some) 516.78 529.67 T -(objects) 99 516.67 T -(can) 133.27 516.67 T -(change.) 151.64 516.67 T -(The) 188.65 516.67 T -(\324) 208.86 516.67 T -2 F -(==) 212.52 516.67 T -1 F -(\325) 225.72 516.67 T -(operator) 232.49 516.67 T -(compares) 272.25 516.67 T -(the) 317.51 516.67 T -(value) 334.05 516.67 T -(of) 360.99 516.67 T -(two) 373.26 516.67 T -(objects.) 392.86 516.67 T -(Objects) 429.88 516.67 T -(whose) 466.59 516.67 T -(value) 497.8 516.67 T -(can) 524.73 516.67 T -(change) 99 503.67 T -(are) 133.01 503.67 T -(said) 149.3 503.67 T -(to) 169.88 503.67 T -(be) 181.3 503.67 T -3 F -(mutable) 194.54 503.67 T -1 F -(;) 229.98 503.67 T -(objects) 235.9 503.67 T -(whose) 269.92 503.67 T -(value) 300.89 503.67 T -(is) 327.57 503.67 T -(unchangeable) 337.77 503.67 T -(once) 401.11 503.67 T -(they) 424.73 503.67 T -(are) 446.54 503.67 T -(created) 462.83 503.67 T -(are) 497.44 503.67 T -(called) 513.73 503.67 T -3 F -(i) 99 490.67 T -(m) 102.06 490.67 T -(m) 110.01 490.67 T -(u) 117.96 490.67 T -(t) 123.46 490.67 T -(a) 126.53 490.67 T -(b) 132.03 490.67 T -(l) 137.54 490.67 T -(e) 140.6 490.67 T -1 F -(.) 145.49 490.67 T -(A) 151.42 490.67 T -(n) 159.36 490.67 T -(o) 168.04 490.67 T -(b) 173.54 490.67 T -(j) 179.05 490.67 T -(e) 182.11 490.67 T -(c) 187 490.67 T -(t) 191.89 490.67 T -(\325) 194.96 490.67 T -(s) 198.62 490.67 T -(\050) 206.08 490.67 T -(i) 209.74 490.67 T -(m) 212.81 490.67 T -(\051) 221.37 490.67 T -(m) 225.04 490.67 T -(u) 233.6 490.67 T -(t) 239.11 490.67 T -(a) 242.17 490.67 T -(b) 247.06 490.67 T -(i) 252.57 490.67 T -(l) 255.63 490.67 T -(i) 258.7 490.67 T -(t) 261.76 490.67 T -(y) 264.82 490.67 T -(i) 273.5 490.67 T -(s) 276.56 490.67 T -(d) 284.01 490.67 T -(e) 289.52 490.67 T -(t) 294.41 490.67 T -(e) 297.47 490.67 T -(r) 302.36 490.67 T -(m) 306.03 490.67 T -(i) 314.59 490.67 T -(n) 317.66 490.67 T -(e) 323.16 490.67 T -(d) 328.05 490.67 T -(b) 336.73 490.67 T -(y) 342.23 490.67 T -(i) 350.9 490.67 T -(t) 353.97 490.67 T -(s) 357.03 490.67 T -(t) 364.48 490.67 T -(y) 367.55 490.67 T -(p) 373.05 490.67 T -(e) 378.56 490.67 T -(;) 383.45 490.67 T -(f) 389.68 490.67 T -(o) 393.35 490.67 T -(r) 398.86 490.67 T -(i) 405.69 490.67 T -(n) 408.76 490.67 T -(s) 414.26 490.67 T -(t) 418.55 490.67 T -(a) 421.61 490.67 T -(n) 426.5 490.67 T -(c) 432.01 490.67 T -(e) 436.89 490.67 T -(,) 441.78 490.67 T -(n) 447.71 490.67 T -(u) 453.21 490.67 T -(m) 458.72 490.67 T -(b) 467.28 490.67 T -(e) 472.79 490.67 T -(r) 477.68 490.67 T -(s) 481.35 490.67 T -(,) 485.63 490.67 T -(s) 491.55 490.67 T -(t) 495.84 490.67 T -(r) 498.9 490.67 T -(i) 502.57 490.67 T -(n) 505.64 490.67 T -(g) 511.14 490.67 T -(s) 516.65 490.67 T -(a) 524.1 490.67 T -(n) 528.99 490.67 T -(d) 534.49 490.67 T -(tuples are immutable, while dictionaries and lists are mutable.) 99 477.67 T -(O) 99 452.67 T -(b) 106.99 452.67 T -(j) 112.54 452.67 T -(e) 115.64 452.67 T -(c) 120.57 452.67 T -(t) 125.5 452.67 T -(s) 128.61 452.67 T -(a) 136.14 452.67 T -(r) 141.07 452.67 T -(e) 144.78 452.67 T -(n) 152.92 452.67 T -(e) 158.47 452.67 T -(v) 163.4 452.67 T -(e) 168.95 452.67 T -(r) 173.88 452.67 T -(e) 180.8 452.67 T -(x) 185.73 452.67 T -(p) 191.28 452.67 T -(l) 196.82 452.67 T -(i) 199.93 452.67 T -(c) 203.03 452.67 T -(i) 207.96 452.67 T -(t) 211.07 452.67 T -(l) 214.17 452.67 T -(y) 217.28 452.67 T -(d) 226.04 452.67 T -(e) 231.58 452.67 T -(s) 236.51 452.67 T -(t) 240.84 452.67 T -(r) 243.94 452.67 T -(o) 247.65 452.67 T -(y) 253.2 452.67 T -(e) 258.75 452.67 T -(d) 263.68 452.67 T -(;) 269.23 452.67 T -(h) 275.54 452.67 T -(o) 281.09 452.67 T -(w) 286.63 452.67 T -(e) 294.62 452.67 T -(v) 299.55 452.67 T -(e) 305.1 452.67 T -(r) 310.03 452.67 T -(,) 313.74 452.67 T -(w) 319.75 452.67 T -(h) 327.74 452.67 T -(e) 333.28 452.67 T -(n) 338.21 452.67 T -(t) 346.97 452.67 T -(h) 350.08 452.67 T -(e) 355.62 452.67 T -(y) 360.55 452.67 T -(b) 369.31 452.67 T -(e) 374.86 452.67 T -(c) 379.79 452.67 T -(o) 384.72 452.67 T -(m) 390.27 452.67 T -(e) 398.87 452.67 T -(u) 407.01 452.67 T -(n) 412.56 452.67 T -(r) 418.11 452.67 T -(e) 421.81 452.67 T -(a) 426.74 452.67 T -(c) 431.68 452.67 T -(h) 436.61 452.67 T -(a) 442.15 452.67 T -(b) 447.08 452.67 T -(l) 452.63 452.67 T -(e) 455.74 452.67 T -(t) 463.88 452.67 T -(h) 466.98 452.67 T -(e) 472.53 452.67 T -(y) 477.46 452.67 T -(m) 486.22 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386.32 182.67 T -(a) 394.38 182.67 T -(t) 402.44 182.67 T -(u) 405.5 182.67 T -(p) 411.01 182.67 T -(l) 416.52 182.67 T -(e) 419.58 182.67 T -(\051) 424.47 182.67 T -(c) 431.31 182.67 T -(o) 436.2 182.67 T -(n) 441.7 182.67 T -(t) 447.21 182.67 T -(a) 450.27 182.67 T -(i) 455.16 182.67 T -(n) 458.23 182.67 T -(s) 463.73 182.67 T -(a) 471.19 182.67 T -(r) 479.24 182.67 T -(e) 482.91 182.67 T -(f) 487.8 182.67 T -(e) 491.47 182.67 T -(r) 496.36 182.67 T -(e) 500.03 182.67 T -(n) 504.92 182.67 T -(c) 510.43 182.67 T -(e) 515.32 182.67 T -(t) 523.38 182.67 T -(o) 526.44 182.67 T -(a) 535.11 182.67 T -(mutable object, its value changes if that mutable object is changed.) 99 169.67 T -(Types) 99 144.67 T -(affect) 128.67 144.67 T -(almost) 156.48 144.67 T -(all) 188.6 144.67 T -(aspects) 202.39 144.67 T -(of) 236.94 144.67 T -(object) 248.88 144.67 T -(behavior.) 278.55 144.67 T -(Even) 322.57 144.67 T -(the) 347.96 144.67 T -(importance) 364.18 144.67 T -(of) 416.45 144.67 T -(object) 428.4 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118.67 T -(t) 234.6 118.67 T -(h) 237.74 118.67 T -(t) 246.56 118.67 T -(h) 249.71 118.67 T -(e) 255.29 118.67 T -(s) 263.5 118.67 T -(a) 267.86 118.67 T -(m) 272.83 118.67 T -(e) 281.47 118.67 T -(t) 289.68 118.67 T -(y) 292.82 118.67 T -(p) 298.4 118.67 T -(e) 303.98 118.67 T -(a) 312.19 118.67 T -(n) 317.16 118.67 T -(d) 322.74 118.67 T -(v) 331.57 118.67 T -(a) 337.15 118.67 T -(l) 342.12 118.67 T -(u) 345.26 118.67 T -(e) 350.84 118.67 T -(,) 355.81 118.67 T -(w) 361.88 118.67 T -(h) 369.91 118.67 T -(i) 375.49 118.67 T -(l) 378.63 118.67 T -(e) 381.77 118.67 T -(f) 389.98 118.67 T -(o) 393.73 118.67 T -(r) 399.31 118.67 T -(m) 406.3 118.67 T -(u) 414.94 118.67 T -(t) 420.52 118.67 T -(a) 423.66 118.67 T -(b) 428.63 118.67 T -(l) 434.21 118.67 T -(e) 437.35 118.67 T -(o) 445.56 118.67 T -(b) 451.14 118.67 T -(j) 456.73 118.67 T -(e) 459.87 118.67 T -(c) 464.83 118.67 T -(t) 469.8 118.67 T -(s) 472.94 118.67 T -(t) 480.55 118.67 T -(h) 483.69 118.67 T -(i) 489.27 118.67 T -(s) 492.41 118.67 T -(i) 500.02 118.67 T -(s) 503.16 118.67 T -(n) 510.76 118.67 T -(o) 516.34 118.67 T -(t) 521.93 118.67 T -(a) 528.31 118.67 T -(l) 533.28 118.67 T -(-) 536.42 118.67 T -(lowed.) 99 105.67 T -(E.g.) 131.02 105.67 T -(after) 151.14 105.67 T -(\324\324) 173.68 105.67 T -2 F -(a) 181.01 105.67 T -(=) 193.34 105.67 T -(1;) 205.68 105.67 T -(b) 224.62 105.67 T -(=) 236.96 105.67 T -1 F -(1\325\325,) 249.3 105.67 T -2 F -(a) 267.26 105.67 T -1 F -(and) 276.26 105.67 T -2 F -(b) 294.53 105.67 T -1 F -(may) 303.52 105.67 T -(or) 324.85 105.67 T -(may) 336.41 105.67 T -(not) 357.74 105.67 T -(refer) 374.19 105.67 T -(to) 397.34 105.67 T -(the) 408.29 105.67 T -(same) 424.12 105.67 T -(object) 449.12 105.67 T -(with) 478.39 105.67 T -(the) 500.34 105.67 T -(value) 516.17 105.67 T -(one,) 99 92.67 T -(depending) 120.28 92.67 T -(on) 168.76 92.67 T -(the) 182.41 92.67 T -(implementation,) 198.5 92.67 T -(but) 272.96 92.67 T -(after) 289.67 92.67 T -(\324\324) 312.47 92.67 T -2 F 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T -(have) 198.01 543.67 T -(to) 223.1 543.67 T -(disassemble) 235.99 543.67 T -(the) 293.47 543.67 T -(bytecode) 311.24 543.67 T -(instructions;) 355.27 543.67 T -(the) 413.99 543.67 T -(standard) 431.76 543.67 T -(library) 473.35 543.67 T -(module) 507 543.67 T -2 F -(codehack) 153 530.67 T -1 F -(defines) 209.63 530.67 T -(a) 245.22 530.67 T -(function) 253.93 530.67 T -2 F -(getlineno\050\051) 294.42 530.67 T -1 F -(that) 370.85 530.67 T -(returns) 391.18 530.67 T -(the) 425.55 530.67 T -(first) 442.82 530.67 T -(line) 464.37 530.67 T -(number) 484.69 530.67 T -(of) 522.13 530.67 T -(a) 535.12 530.67 T -(code object.) 153 517.67 T -4 F -(Frame objects) 135 498.67 T -1 F -(Frame) 204.64 498.67 T -(objects) 235.65 498.67 T -(represent) 269.71 498.67 T -(execution) 312.92 498.67 T -(frames.) 358.59 498.67 T -(They) 394.17 498.67 T -(may) 419.67 498.67 T -(occur) 441.51 498.67 T -(in) 468.84 498.67 T -(traceback) 480.3 498.67 T -(ob-) 525.34 498.67 T -(jects \050see below\051.) 153 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466.97 667.67 T -(notes) 493.39 667.67 T -(for) 518.59 667.67 T -2 F -(i) 533.4 667.67 T -1 F -(and) 135 654.67 T -2 F -(j) 153.63 654.67 T -1 F -( as for) 160.23 654.67 T -2 F -(__getslice__) 190.47 654.67 T -1 F -(.) 269.67 654.67 T -(Notice) 99 629.67 T -(that) 131.15 629.67 T -(these) 150.48 629.67 T -(methods) 175.91 629.67 T -(are) 216.01 629.67 T -(only) 232.27 629.67 T -(invoked) 254.65 629.67 T -(when) 292.92 629.67 T -(a) 319.57 629.67 T -(single) 327.28 629.67 T -(slice) 356.38 629.67 T -(with) 379.37 629.67 T -(a) 401.75 629.67 T -(single) 409.46 629.67 T -(colon) 438.57 629.67 T -(is) 465.83 629.67 T -(used.) 475.99 629.67 T -(For) 501.73 629.67 T -(slice) 519.84 629.67 T -(operations) 99 616.67 T -(involving) 147.9 616.67 T -3 F -(extended) 193.15 616.67 T -(slice) 235.32 616.67 T -(notation) 258.56 616.67 T -1 F -(,) 295.23 616.67 T -2 F -(__getitem__) 301.06 616.67 T -1 F -(,) 373.66 616.67 T -2 F -(__setitem__) 379.49 616.67 T -1 F -(or) 455.16 616.67 T -2 F -(__delitem__) 467.4 616.67 T -1 F -(is called.) 99 603.67 T -0 12 Q -(3.3.5) 99 578 T -(Emulating numeric types) 144 578 T -1 11 Q -(The) 99 552.67 T -(following) 118.7 552.67 T -(methods) 164.08 552.67 T -(can) 203.96 552.67 T -(be) 221.82 552.67 T -(defined) 234.8 552.67 T -(to) 270.39 552.67 T -(emulate) 281.55 552.67 T -(numeric) 318.97 552.67 T -(objects.) 357.61 552.67 T -(Methods) 394.12 552.67 T -(corresponding) 435.22 552.67 T -(to) 500.75 552.67 T -(opera-) 511.91 552.67 T -(tions) 99 539.67 T -(that) 122.6 539.67 T -(are) 141.31 539.67 T -(not) 156.95 539.67 T -(supported) 173.22 539.67 T -(by) 218.82 539.67 T -(the) 232.02 539.67 T -(particular) 247.68 539.67 T -(kind) 292.04 539.67 T -(of) 313.8 539.67 T -(number) 325.18 539.67 T -(implemented) 360.99 539.67 T -(\050e.g.,) 420.64 539.67 T -(bitwise) 445.15 539.67 T -(operations) 479.14 539.67 T -(for) 527.17 539.67 T -(non-integral numbers\051 should be left undefined.) 99 526.67 T -2 F -(__add__\050self, right\051) 99 507.67 T -(__sub__\050self, right\051) 99 494.67 T -(__mul__\050self, right\051) 99 481.67 T -(__div__\050self, right\051) 99 468.67 T -(__mod__\050self, right\051) 99 455.67 T -(__divmod__\050self, right\051) 99 442.67 T -(__pow__\050self, right\051) 99 429.67 T -(__lshift__\050self, right\051) 99 416.67 T -(__rshift__\050self, right\051) 99 403.67 T -(__and__\050self, right\051) 99 390.67 T -(__xor__\050self, right\051) 99 377.67 T -(__or__\050self, right\051) 99 364.67 T -1 F -(These) 135 351.67 T -(functions) 164.45 351.67 T -(are) 208.58 351.67 T -(called) 225.2 351.67 T -(to) 254.65 351.67 T -(implement) 266.39 351.67 T -(the) 316.64 351.67 T -(binary) 333.26 351.67 T -(arithmetic) 364.55 351.67 T -(operations) 412.34 351.67 T -(\050+,) 461.35 351.67 T -(-,) 477.15 351.67 T -(*,) 486.75 351.67 T -(/,) 498.19 351.67 T -(%,) 507.18 351.67 T -(div-) 522.28 351.67 T -(mod\050\051,) 135 338.67 T -(pow\050\051,) 168.05 338.67 T -(<<,) 200.48 338.67 T -(>>,) 219.06 338.67 T -(&,) 237.63 338.67 T -(^,) 252.36 338.67 T -(|\051.) 263.68 338.67 T -(For) 275.71 338.67 T -(instance:) 294.4 338.67 T -(to) 336.92 338.67 T -(evaluate) 348.9 338.67 T -(the) 388.97 338.67 T -(expression) 405.83 338.67 T -(x+y,) 456.29 338.67 T -(where) 479.66 338.67 T -(x) 509.95 338.67 T -(is) 518.86 338.67 T -(an) 529.61 338.67 T -(instance of a class that has an __add__ method, x.__add__\050y\051 is called.) 135 325.67 T -2 F -(__radd__\050self, left\051) 99 306.67 T -(__rsub__\050self, left\051) 99 293.67 T -(__rmul__\050self, left\051) 99 280.67 T -(__rdiv__\050self, left\051) 99 267.67 T -(__rmod__\050self, left\051) 99 254.67 T -(__rdivmod__\050self, left\051) 99 241.67 T -(__rpow__\050self, left\051) 99 228.67 T -(__rlshift__\050self, left\051) 99 215.67 T -(__rrshift__\050self, left\051) 99 202.67 T -(__rand__\050self, left\051) 99 189.67 T -(__rxor__\050self, left\051) 99 176.67 T -(__ror__\050self, left\051) 99 163.67 T -1 F -(These) 232.45 163.67 T -(functions) 260.17 163.67 T -(are) 302.56 163.67 T -(called) 317.44 163.67 T -(to) 345.16 163.67 T -(implement) 355.17 163.67 T -(the) 403.67 163.67 T -(binary) 418.56 163.67 T -(arithmetic) 448.12 163.67 T -(operations) 494.17 163.67 T -(\050) 135 150.67 T -2 F -(+) 138.66 150.67 T -1 F -(,) 145.26 150.67 T -2 F -(-) 150.26 150.67 T -1 F -(,) 156.86 150.67 T -2 F -(*) 161.85 150.67 T -1 F -(,) 168.46 150.67 T -2 F -(/) 173.45 150.67 T -1 F -(,) 180.05 150.67 T -2 F -(%) 185.05 150.67 T -1 F -(,) 191.65 150.67 T -2 F -(divmod\050\051) 196.64 150.67 T -1 F -(,) 249.44 150.67 T -2 F -(pow\050\051) 254.44 150.67 T -1 F -(,) 287.44 150.67 T -2 F -(<<) 292.44 150.67 T -1 F -(,) 305.64 150.67 T -2 F -(>>) 310.63 150.67 T -1 F -(,) 323.83 150.67 T -2 F -(&) 328.83 150.67 T -1 F -(,) 335.43 150.67 T -2 F -(^) 340.42 150.67 T -1 F -(,) 347.02 150.67 T -2 F -(|) 352.02 150.67 T -1 F -(\051) 358.62 150.67 T -(with) 364.53 150.67 T -(reversed) 386.33 150.67 T -(operands.) 425.84 150.67 T -(These) 470.54 150.67 T -(functions) 499.06 150.67 T -(are) 135 137.67 T -(only) 150.8 137.67 T -(called) 172.73 137.67 T -(if) 201.37 137.67 T -(the) 210.47 137.67 T -(left) 226.28 137.67 T -(operand) 243.32 137.67 T -(does) 281.12 137.67 T -(not) 303.65 137.67 T -(support) 320.08 137.67 T -(the) 355.46 137.67 T -(corresponding) 371.27 137.67 T -(operation.) 436.57 137.67 T -(For) 483.24 137.67 T -(instance:) 500.89 137.67 T -(to) 135 124.67 T -(evaluate) 148.02 124.67 T -(the) 189.14 124.67 T -(expression) 207.05 124.67 T -(x+y,) 258.56 124.67 T -(where) 282.98 124.67 T -(x) 314.32 124.67 T -(is) 324.28 124.67 T -(an) 336.08 124.67 T -(instance) 350.93 124.67 T -(of) 391.44 124.67 T -(a) 405.07 124.67 T -(class) 414.42 124.67 T -(that) 440.27 124.67 T -(does) 461.23 124.67 T -(not) 485.86 124.67 T -(have) 504.38 124.67 T -(an) 529.61 124.67 T -2 F -(__add__) 135 111.67 T -1 F -( method,) 181.2 111.67 T -2 F -(y.__radd\050x\051) 222.45 111.67 T -1 F -( is called.) 295.05 111.67 T -2 F -(__neg__\050self\051) 99 92.67 T -(__pos__\050self\051) 99 79.67 T -(__abs__\050self\051) 99 66.67 T -FMENDPAGE -%%EndPage: "21" 27 -%%Page: "22" 28 -612 792 0 FMBEGINPAGE -0 FrameSetSepColors -FrameNoSep -0 0 0 1 0 0 0 1 K -1 10 Q -0 X -(22) 76.5 37.33 T -2 11 Q -(__invert__\050self\051) 76.5 712.67 T -1 F -(Called) 191.31 712.67 T -(to) 222.63 712.67 T -(implement) 233.8 712.67 T -(the) 283.46 712.67 T -(unary) 299.51 712.67 T -(arithmetic) 327.17 712.67 T -(operations) 374.38 712.67 T -(\050) 422.81 712.67 T -2 F -(-) 426.48 712.67 T -1 F -(,) 433.08 712.67 T -2 F -(+) 438.43 712.67 T -1 F -(,) 445.03 712.67 T -2 F -(abs\050\051) 450.39 712.67 T -1 F -(and) 486 712.67 T -2 F -(~) 504.49 712.67 T -1 F -(\051.) 511.09 712.67 T -2 F -(__int__\050self\051) 76.5 693.67 T -(__long__\050self\051) 76.5 680.67 T -(__float__\050self\051) 76.5 667.67 T -1 F -(Called) 184.51 667.67 T -(to) 215.64 667.67 T -(implement) 226.61 667.67 T -(the) 276.08 667.67 T -(built-in) 291.93 667.67 T -(functions) 326.73 667.67 T -2 F -(int\050\051) 370.09 667.67 T -1 F -(,) 403.09 667.67 T -2 F -(long\050\051) 408.25 667.67 T -1 F -(and) 450.26 667.67 T -2 F -(float\050\051) 468.55 667.67 T -1 F -(.) 514.75 667.67 T -(Should return a value of the appropriate type.) 112.5 654.67 T -2 F -(__oct__\050self\051) 76.5 635.67 T -(__hex__\050self\051) 76.5 622.67 T -1 F -(Called) 171.44 622.67 T -(to) 202.71 622.67 T -(implement) 213.81 622.67 T -(the) 263.41 622.67 T -(built-in) 279.4 622.67 T -(functions) 314.34 622.67 T -2 F -(oct\050\051) 357.82 622.67 T -1 F -(and) 393.36 622.67 T -2 F -(hex\050\051) 411.79 622.67 T -1 F -(.) 444.79 622.67 T -(Should) 450.09 622.67 T -(return) 483.8 622.67 T -(a) 512.62 622.67 T -(string value.) 112.5 609.67 T -2 F -(__coerce__\050self, other\051) 76.5 590.67 T -1 F -(Called) 234.9 590.67 T -(to) 266.67 590.67 T -(implement) 278.28 590.67 T -(\322mixed-mode\323) 328.39 590.67 T -(numeric) 396.82 590.67 T -(arithmetic.) 435.92 590.67 T -(Should) 486.33 590.67 T -(either) 112.5 577.67 T -(return) 139.95 577.67 T -(a) 168.63 577.67 T -(2-tuple) 175.92 577.67 T -(containing) 209.49 577.67 T -2 F -(self) 258.34 577.67 T -1 F -(and) 287.14 577.67 T -2 F -(other) 305.43 577.67 T -1 F -(converted) 340.84 577.67 T -(to) 386.62 577.67 T -(a) 397.59 577.67 T -(common) 404.88 577.67 T -(numeric) 445.78 577.67 T -(type,) 484.24 577.67 T -(or) 508.34 577.67 T -2 F -(None) 112.5 564.67 T -1 F -(if) 141.9 564.67 T -(no) 151.62 564.67 T -(conversion) 165.62 564.67 T -(is) 216.89 564.67 T -(possible.) 227.23 564.67 T -(When) 269.04 564.67 T -(the) 298.31 564.67 T -(common) 314.75 564.67 T -(type) 356.25 564.67 T -(would) 378.2 564.67 T -(be) 408.7 564.67 T -(the) 422.08 564.67 T -(type) 438.52 564.67 T -(of) 460.47 564.67 T -2 F -(other) 472.63 564.67 T -1 F -(,) 505.63 564.67 T -(it) 511.38 564.67 T -(is) 112.5 551.67 T -(sufficient) 123.05 551.67 T -(to) 167.81 551.67 T -(return) 179.58 551.67 T -2 F -(None) 209.06 551.67 T -1 F -(,) 235.46 551.67 T -(since) 241.42 551.67 T -(the) 267.24 551.67 T -(interpreter) 283.9 551.67 T -(will) 332.92 551.67 T -(also) 353.25 551.67 T -(ask) 374.19 551.67 T -(the) 392.06 551.67 T -(other) 408.72 551.67 T -(object) 434.54 551.67 T -(to) 464.63 551.67 T -(attempt) 476.4 551.67 T -(a) 512.62 551.67 T -(coercion) 112.5 538.67 T -(\050but) 152.73 538.67 T -(sometimes,) 172.8 538.67 T -(if) 224.97 538.67 T -(the) 234.04 538.67 T -(implementation) 249.84 538.67 T -(of) 321.26 538.67 T -(the) 332.77 538.67 T -(other) 348.57 538.67 T -(type) 373.53 538.67 T -(cannot) 394.83 538.67 T -(be) 426.51 538.67 T -(changed,) 439.25 538.67 T -(it) 481.01 538.67 T -(is) 489.48 538.67 T -(use-) 499.17 538.67 T -(ful to do the conversion to the other type here\051.) 112.5 525.67 T -4 F -(Coercion) 112.5 508.67 T -(rules) 159.88 508.67 T -1 F -(:) 183.1 508.67 T -(to) 190.76 508.67 T -(evaluate) 203.93 508.67 T -(x) 245.18 508.67 T -3 F -(op) 255.29 508.67 T -1 F -(y,) 270.9 508.67 T -(the) 283.75 508.67 T -(following) 301.8 508.67 T -(steps) 349.19 508.67 T -(are) 375.8 508.67 T -(taken) 393.83 508.67 T -(\050where) 422.27 508.67 T -2 F -(__op__) 457.41 508.67 T -1 F -(and) 501.62 508.67 T -2 F -(__rop__) 112.5 495.67 T -1 F -(are) 163.41 495.67 T -(the) 181.54 495.67 T -(method) 199.69 495.67 T -(names) 237.4 495.67 T -(corresponding) 270.21 495.67 T -(to) 337.84 495.67 T -3 F -(op) 351.11 495.67 T -1 F -(,) 362.11 495.67 T -(e.g.) 369.56 495.67 T -(if) 390.15 495.67 T -3 F -(op) 401.58 495.67 T -1 F -(is) 417.29 495.67 T -(\324) 429.33 495.67 T -2 F -(+) 432.99 495.67 T -1 F -(\325,) 439.59 495.67 T -2 F -(__add__) 450.71 495.67 T -1 F -(and) 501.62 495.67 T -2 F -(__radd__) 112.5 482.67 T -1 F -(are) 168.42 482.67 T -(used\051.) 184.97 482.67 T -(If) 214.66 482.67 T -(an) 225.11 482.67 T -(exception) 238.61 482.67 T -(occurs) 284.5 482.67 T -(at) 316.33 482.67 T -(any) 327.39 482.67 T -(point,) 346.4 482.67 T -(the) 374.88 482.67 T -(evaluation) 391.44 482.67 T -(is) 440.39 482.67 T -(abandoned) 450.84 482.67 T -(and) 501.62 482.67 T -(exception handling takes over.) 112.5 469.67 T -(0.) 112.5 450.67 T -(If) 130.5 450.67 T -(x) 140.88 450.67 T -(is) 149.44 450.67 T -(a) 159.84 450.67 T -(string) 167.78 450.67 T -(object) 195.89 450.67 T -(and) 225.83 450.67 T -3 F -(op) 244.77 450.67 T -1 F -(is) 258.83 450.67 T -(the) 269.23 450.67 T -(modulo) 285.72 450.67 T -(operator) 322.4 450.67 T -(\050) 362.11 450.67 T -2 F -(%) 365.77 450.67 T -1 F -(\051,) 372.37 450.67 T -(the) 381.84 450.67 T -(string) 398.34 450.67 T -(formatting) 426.45 450.67 T -(operation) 475.95 450.67 T -(\050see [Ref:XXX]\051 is invoked and the remaining steps are skipped.) 130.5 437.67 T -(1.) 112.5 418.67 T -(If x is a class instance:) 130.5 418.67 T -(1a.) 130.5 399.67 T -(If) 166.5 399.67 T -(x) 177.12 399.67 T -(has) 185.91 399.67 T -(a) 203.87 399.67 T -2 F -(__coerce__) 212.05 399.67 T -1 F -(method:) 281.34 399.67 T -(replace) 320.69 399.67 T -(x) 355.74 399.67 T -(and) 364.54 399.67 T -(y) 383.72 399.67 T -(with) 392.51 399.67 T -(the) 415.36 399.67 T -(2-tuple) 432.1 399.67 T -(returned) 466.55 399.67 T -(by) 506.5 399.67 T -2 F -(x.__coerce__\050y\051) 166.5 386.67 T -1 F -(; skip to step 2 if the coercion returns) 265.5 386.67 T -2 F -(None) 432.01 386.67 T -1 F -(.) 458.41 386.67 T -(1b.) 130.5 367.67 T -(If neither x nor y is a class instance after coercion, go to step 3.) 166.5 367.67 T -(1c.) 130.5 348.67 T -(If) 166.5 348.67 T -(x) 176.17 348.67 T -(has) 184.01 348.67 T -(a) 201.02 348.67 T -(method) 208.24 348.67 T -2 F -(__op__) 243.59 348.67 T -1 F -(,) 283.19 348.67 T -(return) 288.28 348.67 T -2 F -(x.__op__\050y\051) 316.89 348.67 T -1 F -(;) 389.49 348.67 T -(otherwise,) 394.89 348.67 T -(restore) 442.76 348.67 T -(x) 475.03 348.67 T -(and) 482.87 348.67 T -(y) 501.1 348.67 T -(to) 508.94 348.67 T -(their value before step 1a.) 166.5 335.67 T -(2.) 112.5 316.67 T -(If y is a class instance:) 130.5 316.67 T -(2a.) 130.5 297.67 T -(If) 166.5 297.67 T -(y) 177.12 297.67 T -(has) 185.91 297.67 T -(a) 203.87 297.67 T -2 F -(__coerce__) 212.05 297.67 T -1 F -(method:) 281.34 297.67 T -(replace) 320.69 297.67 T -(y) 355.74 297.67 T -(and) 364.54 297.67 T -(x) 383.72 297.67 T -(with) 392.51 297.67 T -(the) 415.36 297.67 T -(2-tuple) 432.1 297.67 T -(returned) 466.55 297.67 T -(by) 506.5 297.67 T -2 F -(y.__coerce__\050x\051) 166.5 284.67 T -1 F -(; skip to step 3 if the coercion returns None.) 265.5 284.67 T -(2b.) 130.5 265.67 T -(If neither x nor y is a class instance after coercion, go to step 3.) 166.5 265.67 T -(2b.) 130.5 246.67 T -(If) 166.5 246.67 T -(y) 176.67 246.67 T -(has) 185.02 246.67 T -(a) 202.53 246.67 T -(method) 210.26 246.67 T -2 F -(__rop__) 246.11 246.67 T -1 F -(,) 292.31 246.67 T -(return) 297.9 246.67 T -2 F -(y.__rop__\050x\051) 327.02 246.67 T -1 F -(;) 406.22 246.67 T -(otherwise,) 412.12 246.67 T -(restore) 460.49 246.67 T -(x) 493.27 246.67 T -(and) 501.62 246.67 T -(y to their value before step 2a.) 166.5 233.67 T -(3.) 112.5 214.67 T -(We only get here if neither x nor y is a class instance.) 130.5 214.67 T -(3a.) 130.5 195.67 T -(If) 166.5 195.67 T -3 F -(op) 176.58 195.67 T -1 F -( is \324) 187.58 195.67 T -2 F -(+) 204.08 195.67 T -1 F -(\325 and x is a sequence, sequence concatenation is invoked.) 210.68 195.67 T -(3b.) 130.5 176.67 T -(If) 166.5 176.67 T -3 F -(op) 176.2 176.67 T -1 F -(is) 189.58 176.67 T -(\324) 199.29 176.67 T -2 F -(*) 202.96 176.67 T -1 F -(\325) 209.56 176.67 T -(and) 215.6 176.67 T -(one) 233.86 176.67 T -(operand) 252.12 176.67 T -(is) 289.93 176.67 T -(a) 299.64 176.67 T -(sequence) 306.91 176.67 T -(and) 349.6 176.67 T -(the) 367.86 176.67 T -(other) 383.68 176.67 T -(an) 408.66 176.67 T -(integer,) 421.42 176.67 T -(sequence) 457.1 176.67 T -(rep-) 499.79 176.67 T -(etition is invoked.) 166.5 163.67 T -(3c.) 130.5 144.67 T -(Otherwise,) 166.5 144.67 T -(both) 217.26 144.67 T -(operands) 239.62 144.67 T -(must) 282.13 144.67 T -(be) 306.32 144.67 T -(numbers;) 319.51 144.67 T -(they) 363.25 144.67 T -(are) 384.99 144.67 T -(coerced) 401.22 144.67 T -(to) 438.22 144.67 T -(a) 449.58 144.67 T -(common) 457.26 144.67 T -(type) 498.56 144.67 T -(if possible, and the numeric operation is invoked for that type.) 166.5 131.67 T -FMENDPAGE -%%EndPage: "22" 28 -%%Page: "23" 29 -612 792 0 FMBEGINPAGE -0 FrameSetSepColors -FrameNoSep -0 0 0 1 0 0 0 1 K -1 10 Q -0 X -(23) 530 37.33 T -585 292.5 598.5 720 R -5 9 Q -(\245) 0 270 592.5 720 TF -(Execution model) 0 270 592.5 711 TF -585 292.5 598.5 720 R -0 16 Q -(C) 99 709.33 T -0 12.8 Q -(HAPTER) 110.55 709.33 T -0 16 Q -(4:) 167.62 709.33 T -(E) 198 709.33 T -0 12.8 Q -(XECUTION) 208.67 709.33 T -(MODEL) 279.26 709.33 T -0 14 Q -(4.1) 99 670.67 T -(Code blocks, execution frames, and name spaces) 135 670.67 T -1 11 Q -(A) 99 645.67 T -3 F -(code) 110.22 645.67 T -(block) 134.27 645.67 T -1 F -(is) 161.38 645.67 T -(a) 172 645.67 T -(piece) 180.17 645.67 T -(of) 206.66 645.67 T -(Python) 219.1 645.67 T -(program) 253.56 645.67 T -(text) 294.11 645.67 T -(that) 313.89 645.67 T -(can) 333.67 645.67 T -(be) 352.23 645.67 T -(executed) 365.89 645.67 T -(as) 408.27 645.67 T -(a) 420.71 645.67 T -(unit,) 428.88 645.67 T -(such) 452.03 645.67 T -(as) 475.47 645.67 T -(a) 487.92 645.67 T -(module,) 496.08 645.67 T -(a) 535.12 645.67 T -(class) 99 632.67 T -(definition) 124.24 632.67 T -(or) 170.87 632.67 T -(a) 183.88 632.67 T -(function) 192.62 632.67 T -(body.) 233.13 632.67 T -(Some) 261.73 632.67 T -(code) 290.64 632.67 T -(blocks) 315.26 632.67 T -(\050like) 347.83 632.67 T -(modules\051) 371.85 632.67 T -(are) 416.64 632.67 T -(normally) 433.92 632.67 T -(executed) 477.5 632.67 T -(only) 520.44 632.67 T -(once,) 99 619.67 T -(others) 125.39 619.67 T -(\050like) 155.14 619.67 T -(function) 178.17 619.67 T -(bodies\051) 217.71 619.67 T -(may) 252.96 619.67 T -(be) 274.77 619.67 T -(executed) 288.02 619.67 T -(many) 329.99 619.67 T -(times.) 357.3 619.67 T -(Code) 386.75 619.67 T -(blocks) 412.85 619.67 T -(may) 444.43 619.67 T -(textually) 466.25 619.67 T -(contain) 507.62 619.67 T -(other) 99 606.67 T -(code) 124.17 606.67 T -(blocks.) 147.49 606.67 T -(Code) 181.53 606.67 T -(blocks) 207.31 606.67 T -(may) 238.59 606.67 T -(invoke) 260.09 606.67 T -(other) 292.6 606.67 T -(code) 317.76 606.67 T -(blocks) 341.09 606.67 T -(\050that) 372.37 606.67 T -(may) 395.1 606.67 T -(or) 416.6 606.67 T -(may) 428.33 606.67 T -(not) 449.83 606.67 T -(be) 466.45 606.67 T -(textually) 479.39 606.67 T -(con-) 520.45 606.67 T -(tained in them\051 as part of their execution, e.g. by invoking \050calling\051 a function.) 99 593.67 T -(The) 99 568.67 T -(following) 119.15 568.67 T -(are) 164.98 568.67 T -(code) 181.46 568.67 T -(blocks:) 205.27 568.67 T -(A) 240.1 568.67 T -(module) 251.09 568.67 T -(is) 287.14 568.67 T -(a) 297.52 568.67 T -(code) 305.45 568.67 T -(block.) 329.27 568.67 T -(A) 359.51 568.67 T -(function) 370.5 568.67 T -(body) 410.21 568.67 T -(is) 435.26 568.67 T -(a) 445.64 568.67 T -(code) 453.57 568.67 T -(block.) 477.39 568.67 T -(A) 507.63 568.67 T -(class) 518.61 568.67 T -(definition) 99 555.67 T -(is) 144.38 555.67 T -(a) 154.31 555.67 T -(code) 161.79 555.67 T -(block.) 185.16 555.67 T -(Each) 214.95 555.67 T -(command) 239.54 555.67 T -(typed) 285.52 555.67 T -(interactively) 312.56 555.67 T -(is) 370.15 555.67 T -(a) 380.09 555.67 T -(separate) 387.57 555.67 T -(code) 426.2 555.67 T -(block;) 449.57 555.67 T -(a) 479.67 555.67 T -(script) 487.15 555.67 T -(file) 514.19 555.67 T -(\050a) 531.45 555.67 T -(file) 99 542.67 T -(given) 116.17 542.67 T -(as) 143.12 542.67 T -(standard) 154.79 542.67 T -(input) 194.57 542.67 T -(to) 219.7 542.67 T -(the) 230.76 542.67 T -(interpreter) 246.71 542.67 T -(or) 295.04 542.67 T -(specified) 306.71 542.67 T -(on) 348.93 542.67 T -(the) 362.43 542.67 T -(interpreter) 378.39 542.67 T -(command) 426.71 542.67 T -(line) 472.6 542.67 T -(the) 491.61 542.67 T -(first) 507.56 542.67 T -(ar-) 527.79 542.67 T -(g) 99 529.67 T -(u) 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464.67 T -(e) 198.9 464.67 T -(b) 204.02 464.67 T -(u) 209.75 464.67 T -(g) 215.48 464.67 T -(g) 221.21 464.67 T -(i) 226.95 464.67 T -(n) 230.24 464.67 T -(g) 235.97 464.67 T -(\051) 241.7 464.67 T -(,) 245.6 464.67 T -(d) 251.97 464.67 T -(e) 257.7 464.67 T -(t) 262.82 464.67 T -(e) 266.11 464.67 T -(r) 271.23 464.67 T -(m) 275.12 464.67 T -(i) 283.91 464.67 T -(n) 287.2 464.67 T -(e) 292.93 464.67 T -(s) 298.05 464.67 T -(w) 305.96 464.67 T -(h) 314.13 464.67 T -(e) 319.86 464.67 T -(r) 324.98 464.67 T -(e) 328.87 464.67 T -(a) 337.39 464.67 T -(n) 342.5 464.67 T -(d) 348.23 464.67 T -(h) 357.36 464.67 T -(o) 363.09 464.67 T -(w) 368.83 464.67 T -(e) 380.39 464.67 T -(x) 385.51 464.67 T -(e) 391.24 464.67 T -(c) 396.36 464.67 T -(u) 401.47 464.67 T -(t) 407.21 464.67 T -(i) 410.5 464.67 T -(o) 413.79 464.67 T -(n) 419.52 464.67 T -(c) 428.65 464.67 T -(o) 433.76 464.67 T -(n) 439.49 464.67 T -(t) 445.23 464.67 T -(i) 448.52 464.67 T -(n) 451.81 464.67 T -(u) 457.54 464.67 T -(e) 463.27 464.67 T -(s) 468.39 464.67 T -(a) 476.29 464.67 T -(f) 481.41 464.67 T -(t) 485.3 464.67 T -(e) 488.6 464.67 T -(r) 493.71 464.67 T -(t) 501 464.67 T -(h) 504.29 464.67 T -(e) 510.02 464.67 T -(c) 518.53 464.67 T -(o) 523.65 464.67 T -(d) 529.38 464.67 T -(e) 535.11 464.67 T -(block\325s) 99 451.67 T -(execution) 134.01 451.67 T -(has) 179.4 451.67 T -(completed,) 196.68 451.67 T -(and) 247.88 451.67 T -(\050perhaps) 266.38 451.67 T -(most) 306.88 451.67 T -(importantly\051) 330.89 451.67 T -(defines) 388.51 451.67 T -(two) 422.9 451.67 T -(name) 442.02 451.67 T -(spaces,) 468.47 451.67 T -(the) 502.55 451.67 T -(local) 518.61 451.67 T -(and the global name space, that affect execution of the code block.) 99 438.67 T -(A) 99 413.67 T -3 F -(name) 109.65 413.67 T -(space) 136.18 413.67 T -1 F -(is) 163.94 413.67 T -(a) 173.98 413.67 T -(mapping) 181.57 413.67 T -(from) 222.78 413.67 T -(names) 246.87 413.67 T -(\050identifiers\051) 277.68 413.67 T -(to) 332.32 413.67 T -(objects.) 343.59 413.67 T -(A) 380.21 413.67 T -(particular) 390.86 413.67 T -(name) 435.71 413.67 T -(space) 462.25 413.67 T -(may) 489.39 413.67 T -(be) 511.04 413.67 T -(ref-) 524.13 413.67 T -(erenced) 99 400.67 T -(by) 135.98 400.67 T -(more) 149.76 400.67 T -(than) 175.14 400.67 T -(one) 196.86 400.67 T -(execution) 215.52 400.67 T -(frame,) 261.07 400.67 T -(and) 292.25 400.67 T -(from) 310.91 400.67 T -(other) 335.07 400.67 T -(places) 360.45 400.67 T -(as) 390.72 400.67 T -(well.) 402.66 400.67 T -(Adding) 427.13 400.67 T -(a) 462.91 400.67 T -(name) 470.57 400.67 T -(to) 497.18 400.67 T -(a) 508.51 400.67 T -(name) 516.17 400.67 T -(space) 99 387.67 T -(is) 125.8 387.67 T -(called) 135.51 387.67 T -3 F -(binding) 164.14 387.67 T -1 F -(a) 200.13 387.67 T -(name) 207.38 387.67 T -(\050to) 233.57 387.67 T -(an) 248.16 387.67 T -(object\051;) 260.92 387.67 T -(changing) 296.89 387.67 T -(the) 339.58 387.67 T -(mapping) 355.39 387.67 T -(of) 396.26 387.67 T -(a) 407.8 387.67 T -(name) 415.05 387.67 T -(is) 441.24 387.67 T -(called) 450.95 387.67 T -3 F -(rebinding) 479.58 387.67 T -1 F -(;) 522.36 387.67 T -(re-) 527.79 387.67 T -(moving) 99 374.67 T -(a) 135.42 374.67 T -(name) 143.11 374.67 T -(is) 169.74 374.67 T -3 F -(unbinding) 179.88 374.67 T -1 F -(.) 224.49 374.67 T -(Name) 230.05 374.67 T -(spaces) 259.12 374.67 T -(are) 290.64 374.67 T -(functionally) 306.87 374.67 T -(equivalent) 362.84 374.67 T -(to) 411.47 374.67 T -(dictionaries) 422.83 374.67 T -(\050and) 476.96 374.67 T -(often) 499.31 374.67 T -(im-) 524.72 374.67 T -(plemented as dictionaries\051.) 99 361.67 T -(T) 99 336.67 T -(h) 105.73 336.67 T -(e) 111.24 336.67 T -3 F -(l) 119.3 336.67 T -(o) 122.36 336.67 T -(c) 127.87 336.67 T -(a) 132.76 336.67 T -(l) 138.27 336.67 T -(n) 144.51 336.67 T -(a) 150.02 336.67 T -(m) 155.52 336.67 T -(e) 163.48 336.67 T -(s) 171.54 336.67 T -(p) 175.82 336.67 T -(a) 181.33 336.67 T -(c) 186.84 336.67 T -(e) 191.73 336.67 T -1 F -(o) 199.79 336.67 T -(f) 205.3 336.67 T -(a) 212.14 336.67 T -(n) 217.04 336.67 T -(e) 225.71 336.67 T -(x) 230.6 336.67 T -(e) 236.11 336.67 T -(c) 241.01 336.67 T -(u) 245.9 336.67 T -(t) 251.4 336.67 T -(i) 254.47 336.67 T -(o) 257.54 336.67 T -(n) 263.05 336.67 T -(f) 271.72 336.67 T -(r) 275.39 336.67 T -(a) 279.07 336.67 T -(m) 283.96 336.67 T -(e) 292.52 336.67 T -(d) 300.58 336.67 T -(e) 306.09 336.67 T -(t) 310.98 336.67 T -(e) 314.05 336.67 T -(r) 318.94 336.67 T -(m) 322.61 336.67 T -(i) 331.18 336.67 T -(n) 334.25 336.67 T -(e) 339.75 336.67 T -(s) 344.64 336.67 T -(t) 352.1 336.67 T -(h) 355.17 336.67 T -(e) 360.68 336.67 T -(d) 368.74 336.67 T -(e) 374.25 336.67 T -(f) 379.14 336.67 T -(a) 382.81 336.67 T -(u) 387.7 336.67 T -(l) 393.21 336.67 T -(t) 396.27 336.67 T -(p) 402.51 336.67 T -(l) 408.02 336.67 T -(a) 411.08 336.67 T -(c) 415.98 336.67 T -(e) 420.87 336.67 T -(w) 428.93 336.67 T -(h) 436.88 336.67 T -(e) 442.39 336.67 T -(r) 447.28 336.67 T -(e) 450.95 336.67 T -(n) 459.02 336.67 T -(a) 464.52 336.67 T -(m) 469.41 336.67 T -(e) 477.98 336.67 T -(s) 482.87 336.67 T -(a) 490.33 336.67 T -(r) 495.22 336.67 T -(e) 498.89 336.67 T -(d) 506.95 336.67 T -(e) 512.46 336.67 T -(f) 517.35 336.67 T -(i) 521.03 336.67 T -(n) 524.09 336.67 T -(e) 529.6 336.67 T -(d) 534.49 336.67 T -(and) 99 323.67 T -(searched.) 117.13 323.67 T -(The) 160.61 323.67 T -3 F -(global) 179.96 323.67 T -(name) 210.32 323.67 T -(space) 236.39 323.67 T -1 F -(determines) 263.69 323.67 T -(the) 314.2 323.67 T -(place) 329.89 323.67 T -(where) 355.35 323.67 T -(names) 384.47 323.67 T -(listed) 414.82 323.67 T -(in) 440.91 323.67 T -2 F -(global) 451.71 323.67 T -1 F -(statements) 493.56 323.67 T -(are) 99 310.67 T -(defined) 114.82 310.67 T -(and) 150.19 310.67 T -(searched,) 168.46 310.67 T -(and) 212.08 310.67 T -(where) 230.35 310.67 T -(names) 259.61 310.67 T -(that) 290.1 310.67 T -(are) 308.98 310.67 T -(not) 324.8 310.67 T -(bound) 341.25 310.67 T -(anywhere) 371.13 310.67 T -(in) 416.27 310.67 T -(the) 427.22 310.67 T -(current) 443.05 310.67 T -(code) 476.59 310.67 T -(block) 499.74 310.67 T -(are) 526.57 310.67 T -(searched.) 99 297.67 T -(Whether) 99 272.67 T -(a) 139.31 272.67 T -(name) 146.63 272.67 T -(is) 172.89 272.67 T -(local) 182.67 272.67 T -(or) 206.49 272.67 T -(global) 218.09 272.67 T -(in) 248.02 272.67 T -(a) 259.02 272.67 T -(code) 266.34 272.67 T -(block) 289.54 272.67 T -(is) 316.42 272.67 T -(determined) 326.2 272.67 T -(by) 378.12 272.67 T -(static) 391.56 272.67 T -(inspection) 417.22 272.67 T -(of) 464.88 272.67 T -(the) 476.47 272.67 T -(source) 492.35 272.67 T -(text) 523.5 272.67 T -(for) 99 259.67 T -(the) 114.39 259.67 T -(code) 130.39 259.67 T -(block:) 153.72 259.67 T -(in) 183.79 259.67 T -(the) 194.91 259.67 T -(absence) 210.91 259.67 T -(of) 248.29 259.67 T -2 F -(global) 260.01 259.67 T -1 F -(statements,) 302.17 259.67 T -(a) 353.93 259.67 T -(name) 361.38 259.67 T -(that) 387.76 259.67 T -(is) 406.83 259.67 T -(bound) 416.73 259.67 T -(anywhere) 446.79 259.67 T -(in) 492.11 259.67 T -(the) 503.23 259.67 T -(code) 519.23 259.67 T -(block) 99 246.67 T -(is) 125.98 246.67 T -(local) 135.85 246.67 T -(in) 159.78 246.67 T -(the) 170.87 246.67 T -(entire) 186.85 246.67 T -(code) 214.44 246.67 T -(block;) 237.74 246.67 T -(all) 267.78 246.67 T -(other) 281.32 246.67 T -(names) 306.46 246.67 T -(are) 337.11 246.67 T -(considered) 353.08 246.67 T -(global.) 403.27 246.67 T -(The) 436.05 246.67 T -2 F -(global) 455.7 246.67 T -1 F -(statement) 497.84 246.67 T -(forces) 99 233.67 T -(global) 128.89 233.67 T -(interpretation) 159.41 233.67 T -(of) 221.69 233.67 T -(specified) 233.87 233.67 T -(names) 276.6 233.67 T -(throughout) 307.72 233.67 T -(the) 359.02 233.67 T -(code) 375.48 233.67 T -(block.) 399.27 233.67 T -(The) 429.48 233.67 T -(following) 449.6 233.67 T -(constructs) 495.39 233.67 T -(b) 99 220.67 T -(i) 104.67 220.67 T -(n) 107.9 220.67 T -(d) 113.57 220.67 T -(n) 122.57 220.67 T -(a) 128.24 220.67 T -(m) 133.3 220.67 T -(e) 142.03 220.67 T -(s) 147.08 220.67 T -(:) 151.53 220.67 T -(f) 158.1 220.67 T -(o) 161.93 220.67 T -(r) 167.6 220.67 T -(m) 171.43 220.67 T -(a) 180.16 220.67 T -(l) 185.22 220.67 T -(p) 191.78 220.67 T -(a) 197.45 220.67 T -(r) 202.5 220.67 T -(a) 206.34 220.67 T -(m) 211.39 220.67 T -(e) 220.12 220.67 T -(t) 225.18 220.67 T -(e) 228.4 220.67 T -(r) 233.46 220.67 T -(s) 237.29 220.67 T -(t) 245.08 220.67 T -(o) 248.3 220.67 T -(f) 257.31 220.67 T -(u) 261.14 220.67 T -(n) 266.81 220.67 T -(c) 272.48 220.67 T -(t) 277.54 220.67 T -(i) 280.77 220.67 T -(o) 284 220.67 T -(n) 289.67 220.67 T -(s) 295.34 220.67 T -(,) 299.79 220.67 T -2 F -(i) 306.04 220.67 T -(m) 312.81 220.67 T -(p) 319.58 220.67 T -(o) 326.35 220.67 T -(r) 333.12 220.67 T -(t) 339.89 220.67 T -1 F -(s) 350 220.67 T -(t) 354.45 220.67 T -(a) 357.68 220.67 T -(t) 362.73 220.67 T -(e) 365.96 220.67 T -(m) 371.02 220.67 T -(e) 379.74 220.67 T -(n) 384.8 220.67 T -(t) 390.47 220.67 T -(s) 393.7 220.67 T -(,) 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for) 216.25 481.67 T -2 F -(__main__) 252.61 481.67 T -1 F -( same as global) 370.12 481.67 T -(Class de\336nition) 78 460.67 T -( global n.s. of containing block) 216.25 460.67 T -( ne) 370.12 460.67 T -(w n.s.) 382.98 460.67 T -(Function body) 78 439.67 T -( global n.s. of containing block) 216.25 439.67 T -( ne) 370.12 439.67 T -(w n.s.) 382.98 439.67 T -(String passed to) 78 418.67 T -2 F -(exec) 78 405.67 T -1 F -( statement) 104.4 405.67 T -( global n.s. of containing block) 216.25 418.67 T -(local) 372.4 418.67 T -(n.s.) 396.06 418.67 T -(of) 413.61 418.67 T -(containing) 425.05 418.67 T -(block) 370.12 405.67 T -( \0502\051, \0503\051) 485.77 418.67 T -(String passed to) 78 384.67 T -2 F -(eval\050\051) 151.03 384.67 T -1 F -( global n.s. of caller) 216.25 384.67 T -( local n.s. of caller) 370.12 384.67 T -( \0502\051, \0503\051) 485.77 384.67 T -(File) 78 363.67 T -(read) 97.56 363.67 T -(by) 118.94 363.67 T -2 F -(execfile\050\051) 132.38 363.67 T -1 F -( global n.s. of caller) 216.25 363.67 T -( local n.s. of caller) 370.12 363.67 T -( \0502\051, \0503\051) 485.77 363.67 T -(Expression) 78 342.67 T -(read) 129.56 342.67 T -(by) 151.16 342.67 T -2 F -(input) 164.84 342.67 T -1 F -( global n.s. of caller) 216.25 342.67 T -( local n.s. of caller) 370.12 342.67 T -72 108 540 123 C -0 0 0 1 0 0 0 1 K -81 121 225 121 2 L -0.5 H -2 Z -0 X -N -0 0 612 792 C -0 0 0 1 0 0 0 1 K -1 10 Q -0 X -(1.) 81 101.33 T -(The) 94.5 101.33 T -(current) 113.01 101.33 T -(implementations) 144.29 101.33 T -(return) 213.91 101.33 T -(the) 240.75 101.33 T -(dictionary) 255.93 101.33 T -(actually) 299.44 101.33 T -(used) 334.06 101.33 T -(to) 355.35 101.33 T -(implement) 366.08 101.33 T -(the) 411.82 101.33 T -(name) 427 101.33 T -(space,) 451.62 101.33 T -3 11 Q -(except) 479.29 101.33 T -1 10 Q -(for) 510.34 101.33 T -(functions,) 94.46 89.33 T -(where) 139.13 89.33 T -(the) 168.51 89.33 T -(optimizer) 185.68 89.33 T -(may) 228.96 89.33 T -(cause) 251.13 89.33 T -(the) 278.29 89.33 T -(local) 295.46 89.33 T -(name) 319.85 89.33 T -(space) 346.45 89.33 T -(to) 373.61 89.33 T -(be) 386.34 89.33 T -(implemented) 400.73 89.33 T -(differently,) 457.9 89.33 T -(and) 507.56 89.33 T -2 F -(locals\050\051) 94.46 77.33 T -1 F -( returns a dictionary that is a shadow copy of the actual local name space.) 142.46 77.33 T -72 562.75 72 335.25 2 L -V -0.5 H -0 Z -N -210.25 563.25 210.25 334.75 2 L -V -N -364.12 563.25 364.12 334.75 2 L -V -N -479.77 563.25 479.77 334.75 2 L -V -N -527.02 562.75 527.02 335.25 2 L -V -N -71.75 563 527.27 563 2 L -V -N -72.25 538.25 526.77 538.25 2 L -V -N -72.25 535.75 526.77 535.75 2 L -V -N -71.75 516 527.27 516 2 L -V -N -71.75 495 527.27 495 2 L -V -N -71.75 474 527.27 474 2 L -V -N -71.75 453 527.27 453 2 L -V -N -71.75 432 527.27 432 2 L -V -N -71.75 398 527.27 398 2 L -V -N -71.75 377 527.27 377 2 L -V -N -71.75 356 527.27 356 2 L -V -N -71.75 335 527.27 335 2 L -V -N -FMENDPAGE -%%EndPage: "24" 30 -%%Page: "25" 31 -612 792 0 FMBEGINPAGE -0 FrameSetSepColors -FrameNoSep -0 0 0 1 0 0 0 1 K -1 10 Q -0 X -(25) 530 37.33 T -585 292.5 598.5 720 R -5 9 Q -(\245) 0 270 592.5 720 TF -(Execution model) 0 270 592.5 711 TF -585 292.5 598.5 720 R -0 14 Q -(4.2) 99 710.67 T -(Exceptions) 135 710.67 T -1 11 Q -(Exceptions) 99 685.67 T -(are) 150.41 685.67 T -(a) 166.38 685.67 T -(means) 173.79 685.67 T -(of) 204.42 685.67 T -(breaking) 216.12 685.67 T -(out) 257.14 685.67 T -(of) 273.72 685.67 T -(the) 285.42 685.67 T -(normal) 301.39 685.67 T -(flow) 335.08 685.67 T -(of) 357.77 685.67 T -(control) 369.47 685.67 T -(of) 403.16 685.67 T -(a) 414.85 685.67 T -(code) 422.27 685.67 T -(block) 445.57 685.67 T -(in) 472.54 685.67 T -(order) 483.62 685.67 T -(to) 509.36 685.67 T -(han-) 520.45 685.67 T -(dle) 99 672.67 T -(errors) 115.54 672.67 T -(or) 144.3 672.67 T -(other) 156.56 672.67 T -(exceptional) 182.27 672.67 T -(conditions.) 236.08 672.67 T -(An) 287.77 672.67 T -(exception) 304.31 672.67 T -(is) 350.18 672.67 T -3 F -(raised) 360.62 672.67 T -1 F -(at) 391.22 672.67 T -(the) 402.26 672.67 T -(point) 418.8 672.67 T -(where) 444.52 672.67 T -(the) 474.5 672.67 T -(error) 491.04 672.67 T -(is) 515.51 672.67 T -(de-) 525.95 672.67 T -(tected;) 99 659.67 T -(it) 132.88 659.67 T -(may) 143.55 659.67 T -(be) 167.05 659.67 T -3 F -(handled) 181.99 659.67 T -1 F -(by) 221.99 659.67 T -(the) 237.54 659.67 T -(surrounding) 255.54 659.67 T -(code) 313.26 659.67 T -(block) 338.59 659.67 T -(or) 367.58 659.67 T -(by) 381.3 659.67 T -(any) 396.86 659.67 T -(code) 417.3 659.67 T -(block) 442.62 659.67 T -(that) 471.62 659.67 T -(directly) 492.68 659.67 T -(or) 530.84 659.67 T -(indirectly invoked the code block where the error occurred.) 99 646.67 T -(The) 99 621.67 T -(Python) 118.56 621.67 T -(interpreter) 152.19 621.67 T -(raises) 200.46 621.67 T -(an) 227.96 621.67 T -(exception) 240.8 621.67 T -(when) 286.03 621.67 T -(it) 312.31 621.67 T -(detects) 320.88 621.67 T -(a) 353.88 621.67 T -(run-time) 361.22 621.67 T -(error) 401.56 621.67 T -(\050such) 425.39 621.67 T -(as) 451.67 621.67 T -(division) 463.29 621.67 T -(by) 501.2 621.67 T -(zero\051.) 514.66 621.67 T -(A) 99 608.67 T -(Python) 109.88 608.67 T -(program) 143.99 608.67 T -(can) 184.19 608.67 T -(also) 202.39 608.67 T -(explicitly) 223.05 608.67 T -(raise) 267.54 608.67 T -(an) 291.24 608.67 T -(exception) 304.56 608.67 T -(with) 350.26 608.67 T -(the) 372.76 608.67 T -2 F -(raise) 389.13 608.67 T -1 F -(statement.) 425.07 608.67 T -(Exception) 472.91 608.67 T -(han-) 520.45 608.67 T -(d) 99 595.67 T -(l) 104.56 595.67 T -(e) 107.69 595.67 T -(r) 112.64 595.67 T -(s) 116.36 595.67 T -(a) 123.93 595.67 T -(r) 128.88 595.67 T -(e) 132.61 595.67 T -(s) 140.78 595.67 T -(p) 145.13 595.67 T -(e) 150.69 595.67 T -(c) 155.64 595.67 T -(i) 160.59 595.67 T -(f) 163.71 595.67 T -(i) 167.44 595.67 T -(e) 170.56 595.67 T -(d) 175.51 595.67 T -(w) 184.3 595.67 T -(i) 192.31 595.67 T -(t) 195.43 595.67 T -(h) 198.55 595.67 T -(t) 207.34 595.67 T -(h) 210.46 595.67 T -(e) 216.03 595.67 T -2 F -(t) 224.2 595.67 T -(r) 230.87 595.67 T -(y) 237.53 595.67 T -(.) 244.2 595.67 T -(.) 250.86 595.67 T -(.) 257.53 595.67 T -(e) 264.19 595.67 T -(x) 270.86 595.67 T -(c) 277.52 595.67 T -(e) 284.18 595.67 T -(p) 290.85 595.67 T -(t) 297.51 595.67 T -1 F -(s) 307.4 595.67 T -(t) 311.75 595.67 T -(a) 314.87 595.67 T -(t) 319.82 595.67 T -(e) 322.94 595.67 T -(m) 327.89 595.67 T -(e) 336.51 595.67 T -(n) 341.46 595.67 T -(t) 347.02 595.67 T -(.) 350.15 595.67 T -(T) 356.19 595.67 T -(h) 362.97 595.67 T -(e) 368.54 595.67 T -2 F -(t) 376.71 595.67 T -(r) 383.38 595.67 T -(y) 390.04 595.67 T -1 F -(.) 396.7 595.67 T -(.) 399.52 595.67 T -(.) 402.33 595.67 T -2 F -(f) 405.15 595.67 T -(i) 411.81 595.67 T -(n) 418.48 595.67 T -(a) 425.14 595.67 T -(l) 431.81 595.67 T -(l) 438.47 595.67 T -(y) 445.13 595.67 T -1 F -(s) 455.03 595.67 T -(t) 459.37 595.67 T -(a) 462.49 595.67 T -(t) 467.44 595.67 T -(e) 470.56 595.67 T -(m) 475.51 595.67 T -(e) 484.13 595.67 T -(n) 489.08 595.67 T -(t) 494.65 595.67 T -(s) 500.99 595.67 T -(p) 505.34 595.67 T -(e) 510.9 595.67 T -(c) 515.85 595.67 T -(i) 520.8 595.67 T -(f) 523.92 595.67 T -(i) 527.65 595.67 T -(e) 530.77 595.67 T -(s) 535.72 595.67 T -(cleanup) 99 582.67 T -(code) 135.87 582.67 T -(which) 159.3 582.67 T -(does) 188.85 582.67 T -(not) 211.67 582.67 T -(handle) 228.39 582.67 T -(the) 260.38 582.67 T -(exception,) 276.48 582.67 T -(but) 324.66 582.67 T -(is) 341.38 582.67 T -(executed) 351.38 582.67 T -(whether) 393.13 582.67 T -(an) 431.22 582.67 T -(exception) 444.27 582.67 T -(occurred) 489.7 582.67 T -(or) 530.84 582.67 T -(not in the preceding code.) 99 569.67 T -(Python) 99 544.67 T -(uses) 133.06 544.67 T -(the) 154.88 544.67 T -(\322termination\323) 171.21 544.67 T -(model) 234.58 544.67 T -(of) 264.96 544.67 T -(error) 277.01 544.67 T -(handling:) 301.26 544.67 T -(an) 345.7 544.67 T -(exception) 358.97 544.67 T -(handler) 404.62 544.67 T -(can) 440.49 544.67 T -(find) 458.64 544.67 T -(out) 479.24 544.67 T -(what) 496.19 544.67 T -(hap-) 520.45 544.67 T -(pened) 99 531.67 T -(and) 127.69 531.67 T -(continue) 146 531.67 T -(execution) 186.3 531.67 T -(at) 231.49 531.67 T -(an) 241.86 531.67 T -(outer) 254.67 531.67 T -(level,) 279.7 531.67 T -(but) 306.25 531.67 T -(it) 322.73 531.67 T -(cannot) 331.27 531.67 T -(repair) 363.02 531.67 T -(the) 391.1 531.67 T -(cause) 406.96 531.67 T -(of) 433.81 531.67 T -(the) 445.4 531.67 T -(error) 461.26 531.67 T -(and) 485.06 531.67 T -(retry) 503.37 531.67 T -(the) 526.56 531.67 T -(failing operation \050except by re-entering the the offending piece of code from the top\051.) 99 518.67 T -(W) 99 493.67 T -(h) 109.4 493.67 T -(e) 114.91 493.67 T -(n) 119.81 493.67 T -(a) 128.49 493.67 T -(n) 133.39 493.67 T -(e) 142.08 493.67 T -(x) 146.97 493.67 T -(c) 152.49 493.67 T -(e) 157.38 493.67 T -(p) 162.28 493.67 T -(t) 167.79 493.67 T -(i) 170.86 493.67 T -(o) 173.93 493.67 T -(n) 179.44 493.67 T -(i) 188.13 493.67 T -(s) 191.2 493.67 T -(n) 198.67 493.67 T -(o) 204.18 493.67 T -(t) 209.69 493.67 T -(h) 215.94 493.67 T -(a) 221.45 493.67 T -(n) 226.35 493.67 T -(d) 231.86 493.67 T -(l) 237.37 493.67 T -(e) 240.44 493.67 T -(d) 245.34 493.67 T -(a) 254.03 493.67 T -(t) 258.92 493.67 T -(a) 265.17 493.67 T -(l) 270.07 493.67 T -(l) 273.14 493.67 T -(,) 276.21 493.67 T -(t) 282.14 493.67 T -(h) 285.21 493.67 T -(e) 290.73 493.67 T -(i) 298.8 493.67 T -(n) 301.87 493.67 T -(t) 307.38 493.67 T -(e) 310.45 493.67 T -(r) 315.35 493.67 T -(p) 319.02 493.67 T -(r) 324.54 493.67 T -(e) 328.21 493.67 T -(t) 333.11 493.67 T -(e) 336.18 493.67 T -(r) 341.07 493.67 T -(t) 347.92 493.67 T -(e) 350.99 493.67 T -(r) 355.89 493.67 T -(m) 359.57 493.67 T -(i) 368.14 493.67 T -(n) 371.21 493.67 T -(a) 376.72 493.67 T -(t) 381.62 493.67 T -(e) 384.69 493.67 T -(s) 389.58 493.67 T -(e) 397.05 493.67 T -(x) 401.95 493.67 T -(e) 407.46 493.67 T -(c) 412.36 493.67 T -(u) 417.25 493.67 T -(t) 422.76 493.67 T -(i) 425.83 493.67 T -(o) 428.9 493.67 T -(n) 434.42 493.67 T -(o) 443.11 493.67 T -(f) 448.62 493.67 T -(t) 455.47 493.67 T -(h) 458.54 493.67 T -(e) 464.05 493.67 T -(p) 472.12 493.67 T -(r) 477.63 493.67 T -(o) 481.31 493.67 T -(g) 486.82 493.67 T -(r) 492.33 493.67 T -(a) 496.01 493.67 T -(m) 500.91 493.67 T -(,) 509.48 493.67 T -(o) 515.41 493.67 T -(r) 520.93 493.67 T -(r) 527.78 493.67 T -(e) 531.45 493.67 T -(-) 536.35 493.67 T -(turns to its interactive main loop. In this case, the interpreter normally prints a stack backtrace.) 99 480.67 T -(Exceptions) 99 455.67 T -(are) 150.22 455.67 T -(identified) 165.98 455.67 T -(by) 210.48 455.67 T -(string) 223.81 455.67 T -(objects) 251.2 455.67 T -(or) 284.7 455.67 T -(class) 296.19 455.67 T -(instances.) 319.91 455.67 T -(Selection) 365.32 455.67 T -(of) 408.59 455.67 T -(a) 420.09 455.67 T -(matching) 427.3 455.67 T -2 F -(except) 470.58 455.67 T -1 F -(clause) 512.51 455.67 T -(is) 99 442.67 T -(based) 108.7 442.67 T -(on) 136.1 442.67 T -(object) 149.46 442.67 T -(identity) 178.71 442.67 T -(\050i.e.) 214.68 442.67 T -(two) 234.15 442.67 T -(different) 253.01 442.67 T -(string) 293.24 442.67 T -(objects) 320.65 442.67 T -(with) 354.18 442.67 T -(the) 376.1 442.67 T -(same) 391.9 442.67 T -(value) 416.86 442.67 T -(represent) 443.05 442.67 T -(different) 485.72 442.67 T -(ex-) 525.95 442.67 T -(ceptions\051.) 99 429.67 T -(For) 144.37 429.67 T -(string) 161.94 429.67 T -(exceptions,) 189.29 429.67 T -(the) 241.38 429.67 T -(except) 257.12 429.67 T -(clause) 288.12 429.67 T -(must) 317.9 429.67 T -(reference) 341.59 429.67 T -(the) 384.79 429.67 T -(same) 400.53 429.67 T -(string) 425.42 429.67 T -(object.) 452.78 429.67 T -(For) 484.7 429.67 T -(class) 502.28 429.67 T -(ex-) 525.95 429.67 T -(ceptions, the except clause must reference the same class or a base class of it.) 99 416.67 T -(W) 99 391.67 T -(h) 109.43 391.67 T -(e) 114.98 391.67 T -(n) 119.91 391.67 T -(a) 128.67 391.67 T -(n) 133.61 391.67 T -(e) 142.37 391.67 T -(x) 147.3 391.67 T -(c) 152.85 391.67 T -(e) 157.78 391.67 T -(p) 162.71 391.67 T -(t) 168.26 391.67 T -(i) 171.37 391.67 T -(o) 174.48 391.67 T -(n) 180.02 391.67 T -(i) 188.79 391.67 T -(s) 191.89 391.67 T -(r) 199.43 391.67 T -(a) 203.14 391.67 T -(i) 208.07 391.67 T -(s) 211.18 391.67 T -(e) 215.51 391.67 T -(d) 220.44 391.67 T -(,) 225.99 391.67 T -(a) 232 391.67 T -(n) 236.93 391.67 T -(o) 245.69 391.67 T -(b) 251.24 391.67 T -(j) 256.79 391.67 T -(e) 259.9 391.67 T -(c) 264.83 391.67 T -(t) 269.76 391.67 T -(\050) 276.08 391.67 T -(m) 279.79 391.67 T -(a) 288.4 391.67 T -(y) 293.33 391.67 T -(b) 298.88 391.67 T -(e) 304.43 391.67 T -2 F -(N) 312.57 391.67 T -(o) 319.22 391.67 T -(n) 325.87 391.67 T -(e) 332.52 391.67 T -1 F -(\051) 339.17 391.67 T -(i) 346.09 391.67 T -(s) 349.2 391.67 T -(p) 356.74 391.67 T -(a) 362.29 391.67 T -(s) 367.22 391.67 T -(s) 371.55 391.67 T -(e) 375.87 391.67 T -(d) 380.81 391.67 T -(a) 389.57 391.67 T -(s) 394.5 391.67 T -(t) 402.04 391.67 T -(h) 405.14 391.67 T -(e) 410.69 391.67 T -(e) 418.84 391.67 T -(x) 423.77 391.67 T -(c) 429.32 391.67 T -(e) 434.25 391.67 T -(p) 439.18 391.67 T -(t) 444.73 391.67 T -(i) 447.84 391.67 T -(o) 450.95 391.67 T -(n) 456.5 391.67 T -(\325) 462.04 391.67 T -(s) 465.76 391.67 T -(\322) 473.3 391.67 T -(p) 478.23 391.67 T -(a) 483.78 391.67 T -(r) 488.71 391.67 T -(a) 492.42 391.67 T -(m) 497.35 391.67 T -(e) 505.96 391.67 T -(t) 510.89 391.67 T -(e) 514 391.67 T -(r) 518.93 391.67 T -(\323) 522.64 391.67 T -(o) 530.79 391.67 T -(r) 536.34 391.67 T -(\324\324value\325\325;) 99 378.67 T -(this) 142.81 378.67 T -(object) 160.98 378.67 T -(does) 190.14 378.67 T -(not) 212.58 378.67 T -(affect) 228.91 378.67 T -(the) 256.22 378.67 T -(selection) 271.94 378.67 T -(of) 313.32 378.67 T -(an) 324.76 378.67 T -(exception) 337.42 378.67 T -(handler,) 382.46 378.67 T -(but) 420.47 378.67 T -(is) 436.81 378.67 T -(passed) 446.42 378.67 T -(to) 478.02 378.67 T -(the) 488.85 378.67 T -(selected) 504.57 378.67 T -(exception) 99 365.67 T -(handler) 144.68 365.67 T -(as) 180.58 365.67 T -(additional) 192.66 365.67 T -(information.) 239.57 365.67 T -(For) 297.17 365.67 T -(class) 315.37 365.67 T -(exceptions,) 339.66 365.67 T -(this) 392.37 365.67 T -(object) 411.18 365.67 T -(must) 440.98 365.67 T -(be) 465.28 365.67 T -(an) 478.58 365.67 T -(instance) 491.88 365.67 T -(of) 530.84 365.67 T -(the exception class being raised.) 99 352.67 T -(See also the description of the) 99 327.67 T -2 F -(try) 234.04 327.67 T -1 F -( and) 253.84 327.67 T -2 F -(raise) 275.22 327.67 T -1 F -( statements in \322Compound statements\323 on page) 308.22 327.67 T -(47.) 519.34 327.67 T -FMENDPAGE -%%EndPage: "25" 31 -%%Page: "26" 32 -612 792 0 FMBEGINPAGE -0 FrameSetSepColors -FrameNoSep -0 0 0 1 0 0 0 1 K -1 10 Q -0 X -(26) 76.5 37.33 T -FMENDPAGE -%%EndPage: "26" 32 -%%Page: "27" 33 -612 792 0 FMBEGINPAGE -0 FrameSetSepColors -FrameNoSep -0 0 0 1 0 0 0 1 K -1 10 Q -0 X -(27) 530 37.33 T -585 292.5 598.5 720 R -5 9 Q -(\245) 0 270 592.5 720 TF -(Expressions) 0 270 592.5 711 TF -585 292.5 598.5 720 R -0 16 Q -(C) 99 709.33 T -0 12.8 Q -(HAPTER) 110.55 709.33 T -0 16 Q -(5:) 167.62 709.33 T -(E) 198 709.33 T -0 12.8 Q -(XPRESSIONS) 208.67 709.33 T -1 11 Q -(This chapter explains the meaning of the elements of expressions in Python.) 99 672.67 T -4 F -(Syntax) 99 653.67 T -(notes:) 133.62 653.67 T -1 F -(in) 163.95 653.67 T -(this) 174.73 653.67 T -(and) 192.84 653.67 T -(the) 210.95 653.67 T -(following) 226.62 653.67 T -(chapters,) 271.62 653.67 T -(extended) 313.24 653.67 T -(BNF) 355.17 653.67 T -(notation) 378.79 653.67 T -(will) 417.07 653.67 T -(be) 436.41 653.67 T -(used) 449.02 653.67 T -(to) 471.4 653.67 T -(describe) 482.18 653.67 T -(syn-) 521.06 653.67 T -(tax, not lexical analysis. When \050one alternative of\051 a syntax rule has the form) 99 640.67 T -2 10 Q -(name: othername) 99 622.33 T -1 11 Q -(and no semantics are given, the semantics of this form of) 99 597.67 T -2 F -(name) 352.57 597.67 T -1 F -( are the same as for) 378.97 597.67 T -2 F -(othername) 466.94 597.67 T -1 F -(.) 526.34 597.67 T -0 14 Q -(5.1) 99 570.67 T -(Arithmetic conversions) 135 570.67 T -1 11 Q -(When) 99 545.67 T -(a) 127.87 545.67 T -(description) 135.35 545.67 T -(of) 186.84 545.67 T -(an) 198.6 545.67 T -(arithmetic) 211.58 545.67 T -(operator) 258.79 545.67 T -(below) 298.04 545.67 T -(uses) 327.53 545.67 T -(the) 349.07 545.67 T -(phrase) 365.11 545.67 T -(\322the) 396.42 545.67 T -(numeric) 417.35 545.67 T -(arguments) 455.99 545.67 T -(are) 504.42 545.67 T -(con-) 520.45 545.67 T -(verted) 99 532.67 T -(to) 130.09 532.67 T -(a) 142.26 532.67 T -(common) 150.75 532.67 T -(type\323,) 192.85 532.67 T -(the) 223.03 532.67 T -(arguments) 240.08 532.67 T -(are) 289.51 532.67 T -(coerced) 306.55 532.67 T -(using) 344.35 532.67 T -(the) 371.8 532.67 T -(coercion) 388.84 532.67 T -(rules) 430.32 532.67 T -(listed) 455.31 532.67 T -(at) 482.75 532.67 T -(the) 494.3 532.67 T -(end) 511.35 532.67 T -(of) 530.84 532.67 T -(chapter 3. If both arguments are standard numeric types, the following coercions are applied:) 99 519.67 T -(\245) 99 500.67 T -(If either argument is a complex number, the other is converted to complex;) 113.4 500.67 T -(\245) 99 481.67 T -(otherwise, if either argument is a floating point number, the other is converted to floating point;) 113.4 481.67 T -(\245) 99 462.67 T -(otherwise, if either argument is a long integer, the other is converted to long integer;) 113.4 462.67 T -(\245) 99 443.67 T -(otherwise, both must be plain integers and no conversion is necessary.) 113.4 443.67 T -(Some) 99 418.67 T -(additional) 126.67 418.67 T -(rules) 173.29 418.67 T -(apply) 197.29 418.67 T -(for) 224.35 418.67 T -(certain) 239.79 418.67 T -(operators) 272.34 418.67 T -(\050e.g.) 315.88 418.67 T -(a) 338.05 418.67 T -(string) 345.55 418.67 T -(left) 373.22 418.67 T -(argument) 390.5 418.67 T -(to) 434.66 418.67 T -(the) 445.83 418.67 T -(\324) 461.89 418.67 T -2 F -(%) 465.56 418.67 T -1 F -(\325) 472.16 418.67 T -(operator\051.) 478.43 418.67 T -(Ex-) 524.12 418.67 T -(tensions can define their own coercions.) 99 405.67 T -0 14 Q -(5.2) 99 378.67 T -(Atoms) 135 378.67 T -1 11 Q -(Atoms) 99 353.67 T -(are) 132.51 353.67 T -(the) 150.12 353.67 T -(most) 167.74 353.67 T -(basic) 193.32 353.67 T -(elements) 220.1 353.67 T -(of) 263.39 353.67 T -(expressions.) 276.73 353.67 T -(The) 334.98 353.67 T -(simplest) 356.26 353.67 T -(atoms) 397.12 353.67 T -(are) 427.57 353.67 T -(identifiers) 445.18 353.67 T -(or) 493.97 353.67 T -(literals.) 507.31 353.67 T -(Forms) 99 340.67 T -(enclosed) 129.97 340.67 T -(in) 171.31 340.67 T -(reverse) 182.72 340.67 T -(quotes) 217.33 340.67 T -(or) 248.9 340.67 T -(in) 260.92 340.67 T -(parentheses,) 272.33 340.67 T -(brackets) 329.24 340.67 T -(or) 368.75 340.67 T -(braces) 380.76 340.67 T -(are) 411.71 340.67 T -(also) 427.99 340.67 T -(categorized) 448.57 340.67 T -(syntacti-) 502.12 340.67 T -(cally as atoms. The syntax for atoms is:) 99 327.67 T -2 10 Q -(atom: identifier | literal | enclosure) 99 309.33 T -(enclosure: parenth_form|list_display|dict_display|string_conversion) 99 297.33 T -0 12 Q -(5.2.1) 99 272 T -(Identifiers \050Names\051) 144 272 T -1 11 Q -(An) 99 252.67 T -(identifier) 114.94 252.67 T -(occurring) 157.77 252.67 T -(as) 202.43 252.67 T -(an) 214.09 252.67 T -(atom) 226.98 252.67 T -(is) 251.48 252.67 T -(a) 261.32 252.67 T -(reference) 268.7 252.67 T -(to) 312.12 252.67 T -(a) 323.18 252.67 T -(local,) 330.56 252.67 T -(global) 357.2 252.67 T -(or) 387.2 252.67 T -(built-in) 398.87 252.67 T -(name) 433.76 252.67 T -(binding.) 460.09 252.67 T -(If) 498.96 252.67 T -(a) 508.79 252.67 T -(name) 516.17 252.67 T -(is) 99 239.67 T -(assigned) 110.77 239.67 T -(to) 153.08 239.67 T -(anywhere) 166.07 239.67 T -(in) 213.26 239.67 T -(a) 226.25 239.67 T -(code) 235.57 239.67 T -(block) 260.77 239.67 T -(\050even) 289.64 239.67 T -(in) 318.5 239.67 T -(unreachable) 331.49 239.67 T -(code\051,) 389.07 239.67 T -(and) 420.68 239.67 T -(is) 440.99 239.67 T -(not) 452.76 239.67 T -(mentioned) 471.25 239.67 T -(in) 522.13 239.67 T -(a) 535.12 239.67 T -2 F -(global) 99 226.67 T -1 F -(statement) 140.86 226.67 T -(in) 185.29 226.67 T -(that) 196.11 226.67 T -(code) 214.87 226.67 T -(block,) 237.9 226.67 T -(then) 267.36 226.67 T -(it) 288.56 226.67 T -(refers) 296.94 226.67 T -(to) 324.24 226.67 T -(a) 335.06 226.67 T -(local) 342.21 226.67 T -(name) 365.85 226.67 T -(throughout) 391.94 226.67 T -(that) 442.48 226.67 T -(code) 461.25 226.67 T -(block.) 484.28 226.67 T -(When) 513.73 226.67 T -(it) 99 213.67 T -(is) 108.7 213.67 T -(not) 119.61 213.67 T -(assigned) 137.25 213.67 T -(to) 178.71 213.67 T -(anywhere) 190.85 213.67 T -(in) 237.19 213.67 T -(the) 249.33 213.67 T -(block,) 266.35 213.67 T -(or) 297.12 213.67 T -(when) 309.86 213.67 T -(it) 337.27 213.67 T -(is) 346.96 213.67 T -(assigned) 357.88 213.67 T -(to) 399.35 213.67 T -(but) 411.48 213.67 T -(also) 429.12 213.67 T -(explicitly) 450.42 213.67 T -(listed) 495.56 213.67 T -(in) 522.98 213.67 T -(a) 535.11 213.67 T -2 F -(global) 99 200.67 T -1 F -(statement,) 141.62 200.67 T -(it) 189.55 200.67 T -(refers) 198.68 200.67 T -(to) 226.74 200.67 T -(a) 238.31 200.67 T -(global) 246.22 200.67 T -(name) 276.73 200.67 T -(if) 303.58 200.67 T -(one) 313.32 200.67 T -(exists,) 332.22 200.67 T -(else) 363.05 200.67 T -(to) 383.17 200.67 T -(a) 394.75 200.67 T -(built-in) 402.65 200.67 T -(name) 438.06 200.67 T -(\050and) 464.9 200.67 T -(this) 487.47 200.67 T -(binding) 506.38 200.67 T -(may dynamically change\051.) 99 187.67 T -(When) 99 168.67 T -(the) 128.15 168.67 T -(name) 144.48 168.67 T -(is) 171.19 168.67 T -(bound) 181.42 168.67 T -(to) 211.8 168.67 T -(an) 223.25 168.67 T -(object,) 236.52 168.67 T -(evaluation) 269.04 168.67 T -(of) 317.75 168.67 T -(the) 329.8 168.67 T -(atom) 346.13 168.67 T -(yields) 371.01 168.67 T -(that) 400.18 168.67 T -(object.) 419.56 168.67 T -(When) 452.08 168.67 T -(a) 481.24 168.67 T -(name) 489.01 168.67 T -(is) 515.72 168.67 T -(not) 525.94 168.67 T -(bound, an attempt to evaluate it raises a) 99 155.67 T -2 F -(NameError) 275.89 155.67 T -1 F -( exception.) 335.29 155.67 T -4 F -(Private) 99 136.67 T -(name) 136.73 136.67 T -(mangling:) 165.92 136.67 T -1 F -(when) 217.12 136.67 T -(an) 244.46 136.67 T -(identifier) 258.37 136.67 T -(that) 302.22 136.67 T -(textually) 322.24 136.67 T -(occurs) 364.27 136.67 T -(in) 396.5 136.67 T -(a) 408.58 136.67 T -(class) 416.99 136.67 T -(definition) 441.89 136.67 T -(begins) 488.2 136.67 T -(with) 520.44 136.67 T -(two) 99 123.67 T -(or) 118.78 123.67 T -(more) 131.23 123.67 T -(underscore) 157.12 123.67 T -(characters) 208.65 123.67 T -(and) 256.52 123.67 T -(does) 275.69 123.67 T -(not) 299.13 123.67 T -(end) 316.47 123.67 T -(in) 335.64 123.67 T -(two) 347.48 123.67 T -(or) 367.26 123.67 T -(more) 379.71 123.67 T -(underscores,) 405.6 123.67 T -(it) 464.16 123.67 T -(is) 473.56 123.67 T -(considered) 484.18 123.67 T -(a) 535.12 123.67 T -(\322private) 99 110.67 T -(name\323) 136.89 110.67 T -(of) 168.06 110.67 T -(that) 179.68 110.67 T -(class.) 198.63 110.67 T -(Private) 225.23 110.67 T -(names) 258.85 110.67 T -(are) 289.41 110.67 T -(transformed) 305.3 110.67 T -(to) 360.91 110.67 T -(a) 371.92 110.67 T -(longer) 379.27 110.67 T -(form) 409.83 110.67 T -(before) 433.67 110.67 T -(code) 464.22 110.67 T -(is) 487.45 110.67 T -(generated) 497.24 110.67 T -(for) 99 97.67 T -(them.) 115.2 97.67 T -(The) 143.32 97.67 T -(transformation) 163.8 97.67 T -(inserts) 231.94 97.67 T -(the) 264.03 97.67 T -(class) 280.84 97.67 T -(name) 305.6 97.67 T -(in) 332.8 97.67 T -(front) 344.73 97.67 T -(of) 369.48 97.67 T -(the) 382.02 97.67 T -(name,) 398.83 97.67 T -(with) 428.78 97.67 T -(leading) 451.71 97.67 T -(underscores) 487.46 97.67 T -(removed,) 99 84.67 T -(and) 144.24 84.67 T -(a) 164.13 84.67 T -(single) 173.02 84.67 T -(underscore) 203.3 84.67 T -(inserted) 255.56 84.67 T -(in) 294.39 84.67 T -(front) 306.95 84.67 T -(of) 332.34 84.67 T -(the) 345.51 84.67 T -(class) 362.95 84.67 T -(name.) 388.34 84.67 T -(For) 418.92 84.67 T -(example,) 438.21 84.67 T -(the) 482.23 84.67 T -(identifier) 499.67 84.67 T -(__spam) 99 71.67 T -(occurring) 135.68 71.67 T -(in) 180.28 71.67 T -(a) 191.29 71.67 T -(class) 198.63 71.67 T -(named) 222.47 71.67 T -(Ham) 254.25 71.67 T -(will) 278.09 71.67 T -(be) 297.66 71.67 T -(transformed) 310.5 71.67 T -(to) 366.11 71.67 T -(_Ham__spam.) 377.12 71.67 T -(This) 443.43 71.67 T -(transformation) 465.44 71.67 T -(is) 532.66 71.67 T -FMENDPAGE -%%EndPage: "27" 33 -%%Page: "28" 34 -612 792 0 FMBEGINPAGE -0 FrameSetSepColors -FrameNoSep -0 0 0 1 0 0 0 1 K -1 10 Q -0 X -(28) 76.5 37.33 T -1 11 Q -(independent) 99 712.67 T -(of) 155.68 712.67 T -(the) 167.76 712.67 T -(syntactical) 184.11 712.67 T -(context) 234.07 712.67 T -(in) 269.37 712.67 T -(which) 280.84 712.67 T -(the) 310.64 712.67 T -(identifier) 326.99 712.67 T -(is) 370.23 712.67 T -(used.) 380.48 712.67 T -(If) 406.3 712.67 T -(the) 416.54 712.67 T -(transformed) 432.9 712.67 T -(name) 488.96 712.67 T -(is) 515.7 712.67 T -(ex-) 525.95 712.67 T -(tremely) 99 699.67 T -(long) 134.71 699.67 T -(\050longer) 156.37 699.67 T -(than) 190.25 699.67 T -(255) 211.29 699.67 T -(characters\051,) 229.9 699.67 T -(implementation) 283 699.67 T -(defined) 354.16 699.67 T -(truncation) 389.26 699.67 T -(may) 435.97 699.67 T -(happen.) 457.01 699.67 T -(If) 493.64 699.67 T -(the) 503.07 699.67 T -(class) 518.62 699.67 T -(name consists only of underscores, no transformation is done.) 99 686.67 T -0 12 Q -(5.2.2) 99 661 T -(Literals) 144 661 T -1 11 Q -(Python supports string literals and various numeric literals:) 99 641.67 T -2 10 Q -(literal:) 99 623.33 T -(stringliteral) 162.54 623.33 T -(|) 245.73 623.33 T -(integer) 256.91 623.33 T -(|) 304.09 623.33 T -(longinteger) 315.27 623.33 T -(|) 386.45 623.33 T -(floatnumber) 397.64 623.33 T -(|) 468.82 623.33 T -(imagnumber) 480 623.33 T -1 11 Q -(Evaluation) 99 598.67 T -(of) 149.76 598.67 T -(a) 162.03 598.67 T -(literal) 170.02 598.67 T -(yields) 198.78 598.67 T -(an) 228.16 598.67 T -(object) 241.65 598.67 T -(of) 271.63 598.67 T -(the) 283.9 598.67 T -(given) 300.44 598.67 T -(type) 327.99 598.67 T -(\050string,) 350.03 598.67 T -(integer,) 384.6 598.67 T -(long) 421 598.67 T -(integer,) 443.66 598.67 T -(floating) 480.06 598.67 T -(point) 517.38 598.67 T -(number,) 99 585.67 T -(complex) 137.91 585.67 T -(number\051) 178.34 585.67 T -(with) 218.16 585.67 T -(the) 240.27 585.67 T -(given) 256.26 585.67 T -(value.) 283.25 585.67 T -(The) 312.38 585.67 T -(value) 332.03 585.67 T -(may) 358.41 585.67 T -(be) 379.9 585.67 T -(approximated) 392.84 585.67 T -(in) 455.88 585.67 T -(the) 466.99 585.67 T -(case) 482.98 585.67 T -(of) 504.46 585.67 T -(float-) 516.17 585.67 T -(ing point and imaginary \050complex\051 literals. \050See \322Literals\323 on page) 99 572.67 T -(6 for details.\051) 399 572.67 T -(All) 99 547.67 T -(literals) 115.67 547.67 T -(correspond) 148.23 547.67 T -(to) 199.72 547.67 T -(immutable) 210.89 547.67 T -(data) 260.57 547.67 T -(types,) 281.51 547.67 T -(and) 310.1 547.67 T -(hence) 328.6 547.67 T -(the) 356.86 547.67 T -(object\325s) 372.92 547.67 T -(identity) 410.36 547.67 T -(is) 446.59 547.67 T -(less) 456.55 547.67 T -(important) 475.66 547.67 T -(than) 521.06 547.67 T -(its) 99 534.67 T -(value.) 112.15 534.67 T -(Multiple) 141.49 534.67 T -(evaluations) 182.15 534.67 T -(of) 235.01 534.67 T -(literals) 246.93 534.67 T -(with) 279.64 534.67 T -(the) 301.95 534.67 T -(same) 318.16 534.67 T -(value) 343.52 534.67 T -(\050either) 370.11 534.67 T -(the) 401.58 534.67 T -(same) 417.78 534.67 T -(occurrence) 443.15 534.67 T -(in) 494.15 534.67 T -(the) 505.47 534.67 T -(pro-) 521.67 534.67 T -(g) 99 521.67 T -(r) 104.5 521.67 T -(a) 108.17 521.67 T -(m) 113.06 521.67 T -(t) 124.79 521.67 T -(e) 127.86 521.67 T -(x) 132.75 521.67 T -(t) 138.25 521.67 T -(o) 144.48 521.67 T -(r) 149.99 521.67 T -(a) 156.82 521.67 T -(d) 164.88 521.67 T -(i) 170.39 521.67 T -(f) 173.45 521.67 T -(f) 177.12 521.67 T -(e) 180.79 521.67 T -(r) 185.68 521.67 T -(e) 189.35 521.67 T -(n) 194.23 521.67 T -(t) 199.74 521.67 T -(o) 205.97 521.67 T -(c) 211.48 521.67 T -(c) 216.37 521.67 T -(u) 221.25 521.67 T -(r) 226.76 521.67 T -(r) 230.43 521.67 T -(e) 234.1 521.67 T -(n) 238.99 521.67 T -(c) 244.49 521.67 T -(e) 249.38 521.67 T -(\051) 254.27 521.67 T -(m) 261.11 521.67 T -(a) 269.67 521.67 T -(y) 274.56 521.67 T -(o) 283.23 521.67 T -(b) 288.74 521.67 T -(t) 294.24 521.67 T -(a) 297.3 521.67 T -(i) 302.2 521.67 T -(n) 305.26 521.67 T -(t) 313.93 521.67 T -(h) 316.99 521.67 T -(e) 322.5 521.67 T -(s) 330.56 521.67 T -(a) 334.84 521.67 T -(m) 339.73 521.67 T -(e) 348.29 521.67 T -(o) 356.35 521.67 T -(b) 361.86 521.67 T -(j) 367.36 521.67 T -(e) 370.42 521.67 T -(c) 375.31 521.67 T -(t) 380.2 521.67 T -(o) 386.43 521.67 T -(r) 391.94 521.67 T -(a) 398.78 521.67 T -(d) 406.83 521.67 T -(i) 412.34 521.67 T -(f) 415.4 521.67 T -(f) 419.07 521.67 T -(e) 422.74 521.67 T -(r) 427.63 521.67 T -(e) 431.3 521.67 T -(n) 436.19 521.67 T -(t) 441.69 521.67 T -(o) 447.92 521.67 T -(b) 453.43 521.67 T -(j) 458.93 521.67 T -(e) 462 521.67 T -(c) 466.89 521.67 T -(t) 471.77 521.67 T -(w) 478.01 521.67 T -(i) 485.95 521.67 T -(t) 489.02 521.67 T -(h) 492.08 521.67 T -(t) 500.75 521.67 T -(h) 503.82 521.67 T -(e) 509.32 521.67 T -(s) 517.38 521.67 T -(a) 521.66 521.67 T -(m) 526.55 521.67 T -(e) 535.12 521.67 T -(value.) 99 508.67 T -0 12 Q -(5.2.3) 99 483 T -(Parenthesized forms) 144 483 T -1 11 Q -(A parenthesized form is an optional expression list enclosed in parentheses:) 99 463.67 T -2 10 Q -(parenth_form: "\050" [expression_list] "\051") 99 445.33 T -1 11 Q -(A) 99 420.67 T -(parenthesized) 109.66 420.67 T -(expression) 172.85 420.67 T -(list) 222.62 420.67 T -(yields) 238.79 420.67 T -(whatever) 267.79 420.67 T -(that) 310.82 420.67 T -(expression) 330.04 420.67 T -(list) 379.8 420.67 T -(yields:) 395.97 420.67 T -(if) 428.03 420.67 T -(the) 437.47 420.67 T -(list) 453.63 420.67 T -(contains) 469.8 420.67 T -(at) 509.18 420.67 T -(least) 519.84 420.67 T -(one) 99 407.67 T -(comma,) 117.81 407.67 T -(it) 155.88 407.67 T -(yields) 164.92 407.67 T -(a) 194.13 407.67 T -(tuple;) 201.94 407.67 T -(otherwise,) 229.93 407.67 T -(it) 278.38 407.67 T -(yields) 287.42 407.67 T -(the) 316.63 407.67 T -(single) 333 407.67 T -(expression) 362.21 407.67 T -(that) 412.19 407.67 T -(makes) 431.62 407.67 T -(up) 462.65 407.67 T -(the) 476.58 407.67 T -(expression) 492.95 407.67 T -(list.) 99 394.67 T -(An) 99 369.67 T -(empty) 115.26 369.67 T -(pair) 145.57 369.67 T -(of) 165.5 369.67 T -(parentheses) 177.48 369.67 T -(yields) 231.61 369.67 T -(an) 260.7 369.67 T -(empty) 273.9 369.67 T -(tuple) 304.22 369.67 T -(object.) 329.04 369.67 T -(Since) 361.49 369.67 T -(tuples) 388.75 369.67 T -(are) 417.84 369.67 T -(immutable,) 434.09 369.67 T -(the) 486.71 369.67 T -(rules) 502.97 369.67 T -(for) 527.17 369.67 T -(literals apply\050i.e., two occurrences of the empty tuple may or may not yield the same object\051.) 99 356.67 T -(Note) 99 331.67 T -(that) 123.06 331.67 T -(tuples) 142.24 331.67 T -(are) 171.19 331.67 T -(not) 187.29 331.67 T -(formed) 204.03 331.67 T -(by) 238.47 331.67 T -(the) 252.15 331.67 T -(parentheses,) 268.27 331.67 T -(but) 325.01 331.67 T -(rather) 341.74 331.67 T -(by) 370.07 331.67 T -(use) 383.74 331.67 T -(of) 401.08 331.67 T -(the) 412.92 331.67 T -(comma) 429.04 331.67 T -(operator.) 464.1 331.67 T -(The) 506.17 331.67 T -(ex-) 525.95 331.67 T -(ception) 99 318.67 T -(is) 133.61 318.67 T -(the) 143.16 318.67 T -(empty) 158.83 318.67 T -(tuple,) 188.55 318.67 T -(for) 215.52 318.67 T -(which) 230.57 318.67 T -(parentheses) 259.68 318.67 T -3 F -(are) 313.21 318.67 T -1 F -(required) 330.1 318.67 T -(\321) 368.97 318.67 T -(allowing) 382.19 318.67 T -(unparenthesized) 422.92 318.67 T -(\322nothing\323) 496.61 318.67 T -(in expressions would cause ambiguities and allow common typos to pass uncaught.) 99 305.67 T -0 12 Q -(5.2.4) 99 280 T -(List displays) 144 280 T -1 11 Q -(A list display is a possibly empty series of expressions enclosed in square brackets:) 99 260.67 T -2 10 Q -(list_display: "[" [expression_list] "]") 99 242.33 T -1 11 Q -(A) 99 217.67 T -(list) 109.85 217.67 T -(display) 126.21 217.67 T -(yields) 160.9 217.67 T -(a) 190.08 217.67 T -(new) 197.88 217.67 T -(list) 219.11 217.67 T -(object.) 235.47 217.67 T -(If) 268.01 217.67 T -(it) 278.25 217.67 T -(has) 287.27 217.67 T -(no) 304.84 217.67 T -(expression) 318.75 217.67 T -(list,) 368.7 217.67 T -(the) 387.81 217.67 T -(list) 404.16 217.67 T -(object) 420.52 217.67 T -(has) 450.32 217.67 T -(no) 467.89 217.67 T -(items.) 481.8 217.67 T -(Other-) 511.29 217.67 T -(wise,) 99 204.67 T -(the) 124.6 204.67 T -(elements) 140.74 204.67 T -(of) 182.53 204.67 T -(the) 194.38 204.67 T -(expression) 210.51 204.67 T -(list) 260.25 204.67 T -(are) 276.39 204.67 T -(evaluated) 292.52 204.67 T -(from) 337.36 204.67 T -(left) 361.43 204.67 T -(to) 378.79 204.67 T -(right) 390.03 204.67 T -(and) 413.5 204.67 T -(inserted) 432.08 204.67 T -(in) 469.59 204.67 T -(the) 480.84 204.67 T -(list) 496.97 204.67 T -(object) 513.12 204.67 T -(in that order.) 99 191.67 T -0 12 Q -(5.2.5) 99 166 T -(Dictionary displays) 144 166 T -1 11 Q -(A dictionary display is a possibly empty series of key/datum pairs enclosed in curly braces:) 99 146.67 T -2 10 Q -(dict_display: "{" [key_datum_list] "}") 99 128.33 T -(key_datum_list: key_datum \050"," key_datum\051* [","]) 99 116.33 T -(key_datum: expression ":" expression) 99 104.33 T -1 11 Q -(A dictionary display yields a new dictionary object) 99 79.67 T -FMENDPAGE -%%EndPage: "28" 34 -%%Page: "29" 35 -612 792 0 FMBEGINPAGE -0 FrameSetSepColors -FrameNoSep -0 0 0 1 0 0 0 1 K -1 10 Q -0 X -(29) 530 37.33 T -585 292.5 598.5 720 R -5 9 Q -(\245) 0 270 592.5 720 TF -(Expressions) 0 270 592.5 711 TF -585 292.5 598.5 720 R -1 11 Q -(The) 99 712.67 T -(key/datum) 119.04 712.67 T -(pairs) 168.43 712.67 T -(are) 192.75 712.67 T -(evaluated) 209.12 712.67 T -(from) 254.21 712.67 T -(left) 278.54 712.67 T -(to) 296.14 712.67 T -(right) 307.64 712.67 T -(to) 331.36 712.67 T -(define) 342.86 712.67 T -(the) 373.29 712.67 T -(entries) 389.67 712.67 T -(of) 421.93 712.67 T -(the) 434.04 712.67 T -(dictionary:) 450.42 712.67 T -(each) 501.02 712.67 T -(key) 524.12 712.67 T -(object is used as a key into the dictionary to store the corresponding datum.) 99 699.67 T -(R) 99 674.67 T -(e) 106.48 674.67 T -(s) 111.51 674.67 T -(t) 115.93 674.67 T -(r) 119.13 674.67 T -(i) 122.94 674.67 T -(c) 126.14 674.67 T -(t) 131.17 674.67 T -(i) 134.37 674.67 T -(o) 137.57 674.67 T -(n) 143.21 674.67 T -(s) 148.86 674.67 T -(o) 156.58 674.67 T -(n) 162.23 674.67 T -(t) 171.18 674.67 T -(h) 174.38 674.67 T -(e) 180.02 674.67 T -(t) 188.35 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445.78 674.67 T -(t) 454.73 674.67 T -(y) 457.93 674.67 T -(p) 463.58 674.67 T -(e) 469.22 674.67 T -(h) 477.55 674.67 T -(i) 483.2 674.67 T -(e) 486.4 674.67 T -(r) 491.42 674.67 T -(a) 495.23 674.67 T -(r) 500.26 674.67 T -(c) 504.07 674.67 T -(h) 509.09 674.67 T -(y) 514.74 674.67 T -(\323) 520.38 674.67 T -(o) 528.71 674.67 T -(n) 534.36 674.67 T -(page) 99 661.67 T -(12) 122.52 661.67 T -(\050to) 136.08 661.67 T -(summarize,) 150.87 661.67 T -(the) 204.45 661.67 T -(key) 220.46 661.67 T -(type) 238.9 661.67 T -(should) 260.41 661.67 T -(be) 292.31 661.67 T -(hashable,) 305.26 661.67 T -(which) 349.07 661.67 T -(excludes) 378.51 661.67 T -(all) 419.57 661.67 T -(mutable) 433.13 661.67 T -(objects\051.) 471.14 661.67 T -(Clash-) 511.28 661.67 T -(es) 99 648.67 T -(between) 111 648.67 T -(duplicate) 150.5 648.67 T -(keys) 193.66 648.67 T -(are) 216.67 648.67 T -(not) 232.94 648.67 T -(detected;) 249.84 648.67 T -(the) 292.39 648.67 T -(last) 308.67 648.67 T -(datum) 326.79 648.67 T 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547.67 T -(g) 475.59 547.67 T -(o) 484.33 547.67 T -(b) 489.86 547.67 T -(j) 495.4 547.67 T -(e) 498.5 547.67 T -(c) 503.42 547.67 T -(t) 508.35 547.67 T -(i) 514.64 547.67 T -(n) 517.74 547.67 T -(t) 523.28 547.67 T -(o) 526.38 547.67 T -(a) 535.12 547.67 T -(string according to rules specific to its type.) 99 534.67 T -(If) 99 509.67 T -(the) 109.19 509.67 T -(object) 125.51 509.67 T -(is) 155.26 509.67 T -(a) 165.46 509.67 T -(string,) 173.22 509.67 T -(a) 203.9 509.67 T -(number,) 211.65 509.67 T -2 F -(None) 250.87 509.67 T -1 F -(,) 277.27 509.67 T -(or) 282.89 509.67 T -(a) 294.92 509.67 T -(tuple,) 302.68 509.67 T -(list) 330.3 509.67 T -(or) 346.62 509.67 T -(dictionary) 358.65 509.67 T -(containing) 406.12 509.67 T -(only) 455.44 509.67 T -(objects) 477.86 509.67 T -(whose) 511.89 509.67 T -(type) 99 496.67 T -(is) 120.43 496.67 T -(one) 130.24 496.67 T -(of) 148.61 496.67 T -(these,) 160.26 496.67 T -(the) 188.1 496.67 T -(resulting) 204.02 496.67 T -(string) 245 496.67 T 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involved\051.) 99 470.67 T -(\050In) 99 445.67 T -(particular,) 114.28 445.67 T -(converting) 161.64 445.67 T -(a) 211.15 445.67 T -(string) 218.49 445.67 T -(adds) 246.01 445.67 T -(quotes) 268.63 445.67 T -(around) 299.81 445.67 T -(it) 332.81 445.67 T -(and) 341.39 445.67 T -(converts) 359.73 445.67 T -(\322funny\323) 399.45 445.67 T -(characters) 437.34 445.67 T -(to) 484.39 445.67 T -(escape) 495.4 445.67 T -(se-) 527.17 445.67 T -(quences that are safe to print.\051) 99 432.67 T -(It) 99 407.67 T -(is) 108.3 407.67 T -(illegal) 118.22 407.67 T -(to) 148.3 407.67 T -(attempt) 159.43 407.67 T -(to) 195.01 407.67 T -(convert) 206.15 407.67 T -(recursive) 241.72 407.67 T -(objects) 284.62 407.67 T -(\050e.g.) 318.36 407.67 T -(lists) 340.48 407.67 T -(or) 360.8 407.67 T -(dictionaries) 372.54 407.67 T -(that) 426.45 407.67 T -(contain) 445.52 407.67 T -(a) 480.49 407.67 T -(reference) 487.95 407.67 T -(to) 531.44 407.67 T -(themselves, directly or indirectly.\051) 99 394.67 T -(The) 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146.67 T -(evaluations) 231.3 146.67 T -(of) 283.97 146.67 T -(the) 295.7 146.67 T -(same) 311.7 146.67 T -(attribute) 336.87 146.67 T -(reference) 376.1 146.67 T -(may) 419.58 146.67 T -(yield) 441.08 146.67 T -(different) 465.65 146.67 T -(objects.) 506.09 146.67 T -0 12 Q -(5.3.2) 99 121 T -(Subscriptions) 144 121 T -1 11 Q -(A subscription selects an item of a sequence \050string, tuple or list\051 or mapping \050dictionary\051 object:) 99 101.67 T -2 10 Q -(subscription: primary "[" expression_list "]") 99 83.33 T -FMENDPAGE -%%EndPage: "29" 35 -%%Page: "30" 36 -612 792 0 FMBEGINPAGE -0 FrameSetSepColors -FrameNoSep -0 0 0 1 0 0 0 1 K -1 10 Q -0 X -(30) 76.5 37.33 T -1 11 Q -(The primary must evaluate to an object of a sequence or mapping type.) 99 712.67 T -(If) 99 687.67 T -(the) 109.29 687.67 T -(primary) 125.7 687.67 T -(is) 163.49 687.67 T -(a) 173.8 687.67 T -(mapping,) 181.65 687.67 T -(the) 225.86 687.67 T -(expression) 242.27 687.67 T -(list) 292.29 687.67 T -(must) 308.7 687.67 T -(evaluate) 333.07 687.67 T -(to) 372.68 687.67 T -(an) 384.21 687.67 T -(object) 397.56 687.67 T -(whose) 427.41 687.67 T -(value) 458.48 687.67 T -(is) 485.27 687.67 T -(one) 495.58 687.67 T -(of) 514.43 687.67 T -(the) 526.56 687.67 T -(k) 99 674.67 T -(e) 104.51 674.67 T -(y) 109.41 674.67 T -(s) 114.93 674.67 T -(o) 122.4 674.67 T -(f) 127.92 674.67 T -(t) 134.77 674.67 T -(h) 137.84 674.67 T -(e) 143.36 674.67 T -(m) 151.44 674.67 T -(a) 160.01 674.67 T -(p) 164.91 674.67 T -(p) 170.42 674.67 T -(i) 175.94 674.67 T -(n) 179.01 674.67 T -(g) 184.53 674.67 T -(,) 190.04 674.67 T -(a) 195.98 674.67 T -(n) 200.88 674.67 T -(d) 206.4 674.67 T -(t) 215.09 674.67 T -(h) 218.16 674.67 T -(e) 223.68 674.67 T -(s) 231.76 674.67 T -(u) 236.05 674.67 T -(b) 241.56 674.67 T -(s) 247.08 674.67 T -(c) 251.37 674.67 T -(r) 256.27 674.67 T -(i) 259.95 674.67 T -(p) 263.02 674.67 T -(t) 268.54 674.67 T -(i) 271.61 674.67 T -(o) 274.68 674.67 T -(n) 280.2 674.67 T -(s) 288.89 674.67 T -(e) 293.18 674.67 T -(l) 298.08 674.67 T -(e) 301.16 674.67 T -(c) 306.06 674.67 T -(t) 310.96 674.67 T -(s) 314.03 674.67 T -(t) 321.5 674.67 T -(h) 324.57 674.67 T -(e) 330.09 674.67 T -(v) 338.17 674.67 T -(a) 343.68 674.67 T -(l) 348.58 674.67 T -(u) 351.65 674.67 T -(e) 357.17 674.67 T -(i) 365.24 674.67 T -(n) 368.32 674.67 T -(t) 377.01 674.67 T -(h) 380.08 674.67 T -(e) 385.6 674.67 T -(m) 393.67 674.67 T -(a) 402.25 674.67 T -(p) 407.15 674.67 T -(p) 412.66 674.67 T -(i) 418.18 674.67 T -(n) 421.25 674.67 T -(g) 426.76 674.67 T -(t) 435.46 674.67 T -(h) 438.53 674.67 T -(a) 444.04 674.67 T -(t) 448.94 674.67 T -(c) 455.19 674.67 T -(o) 460.09 674.67 T -(r) 465.61 674.67 T -(r) 469.29 674.67 T -(e) 472.96 674.67 T -(s) 477.86 674.67 T -(p) 482.16 674.67 T -(o) 487.67 674.67 T -(n) 493.19 674.67 T -(d) 498.7 674.67 T -(s) 504.22 674.67 T -(t) 511.69 674.67 T -(o) 514.76 674.67 T -(t) 523.45 674.67 T -(h) 526.53 674.67 T -(a) 532.04 674.67 T -(t) 536.94 674.67 T -(key.) 99 661.67 T -(If) 99 636.67 T -(the) 108.86 636.67 T -(primary) 124.83 636.67 T -(is) 162.19 636.67 T -(a) 172.07 636.67 T -(sequence,) 179.48 636.67 T -(the) 225.08 636.67 T -(expression) 241.06 636.67 T -(\050list\051) 290.64 636.67 T -(must) 313.95 636.67 T -(evaluate) 337.88 636.67 T -(to) 377.06 636.67 T -(a) 388.15 636.67 T -(plain) 395.57 636.67 T -(integer.) 420.11 636.67 T -(If) 455.93 636.67 T -(this) 465.8 636.67 T -(value) 484.22 636.67 T -(is) 510.58 636.67 T -(neg-) 520.45 636.67 T -(ative,) 99 623.67 T -(the) 125.71 623.67 T -(length) 141.72 623.67 T -(of) 171.8 623.67 T -(the) 183.54 623.67 T -(sequence) 199.55 623.67 T -(is) 242.44 623.67 T -(added) 252.35 623.67 T -(to) 281.19 623.67 T -(it) 292.32 623.67 T -(\050so) 301.01 623.67 T -(that,) 317.03 623.67 T -(e.g.) 338.85 623.67 T -2 F -(x[-1]) 357.31 623.67 T -1 F -(selects) 392.89 623.67 T -(the) 424.79 623.67 T -(last) 440.8 623.67 T -(item) 458.65 623.67 T -(of) 480.79 623.67 T -2 F -(x) 492.52 623.67 T -1 F -(.\051) 499.12 623.67 T -(The) 508.11 623.67 T -(re-) 527.79 623.67 T -(s) 99 610.67 T -(u) 103.31 610.67 T -(l) 108.83 610.67 T -(t) 111.92 610.67 T -(i) 115 610.67 T -(n) 118.09 610.67 T -(g) 123.61 610.67 T -(v) 132.33 610.67 T -(a) 137.86 610.67 T -(l) 142.77 610.67 T -(u) 145.85 610.67 T -(e) 151.38 610.67 T -(m) 159.48 610.67 T -(u) 168.06 610.67 T -(s) 173.59 610.67 T -(t) 177.9 610.67 T -(b) 184.17 610.67 T -(e) 189.7 610.67 T -(a) 197.8 610.67 T -(n) 205.9 610.67 T -(o) 211.43 610.67 T -(n) 216.95 610.67 T -(n) 222.48 610.67 T -(e) 228.01 610.67 T -(g) 232.92 610.67 T -(a) 238.44 610.67 T -(t) 243.35 610.67 T -(i) 246.44 610.67 T -(v) 249.52 610.67 T -(e) 255.05 610.67 T -(i) 263.15 610.67 T -(n) 266.23 610.67 T -(t) 271.76 610.67 T -(e) 274.85 610.67 T -(g) 279.76 610.67 T -(e) 285.28 610.67 T -(r) 290.2 610.67 T -(l) 297.07 610.67 T -(e) 300.16 610.67 T -(s) 305.07 610.67 T -(s) 309.38 610.67 T -(t) 316.87 610.67 T -(h) 319.95 610.67 T -(a) 325.48 610.67 T -(n) 330.39 610.67 T -(t) 339.11 610.67 T -(h) 342.19 610.67 T -(e) 347.72 610.67 T -(n) 355.82 610.67 T -(u) 361.35 610.67 T -(m) 366.87 610.67 T -(b) 375.46 610.67 T -(e) 380.99 610.67 T -(r) 385.9 610.67 T -(o) 392.78 610.67 T -(f) 398.3 610.67 T -(i) 405.18 610.67 T -(t) 408.27 610.67 T -(e) 411.35 610.67 T -(m) 416.26 610.67 T -(s) 424.85 610.67 T -(i) 432.34 610.67 T -(n) 435.43 610.67 T -(t) 444.14 610.67 T -(h) 447.23 610.67 T -(e) 452.75 610.67 T -(s) 460.85 610.67 T -(e) 465.16 610.67 T -(q) 470.07 610.67 T -(u) 475.6 610.67 T -(e) 481.12 610.67 T -(n) 486.04 610.67 T -(c) 491.56 610.67 T -(e) 496.47 610.67 T -(,) 501.38 610.67 T -(a) 507.35 610.67 T -(n) 512.26 610.67 T -(d) 517.79 610.67 T -(t) 526.5 610.67 T -(h) 529.59 610.67 T -(e) 535.11 610.67 T -(subscription selects the item whose index is that value \050counting from zero\051.) 99 597.67 T -(A) 99 572.67 T -(string\325s) 109.27 572.67 T -(items) 144.6 572.67 T -(are) 170.76 572.67 T -(characters.) 186.52 572.67 T -(A) 236.18 572.67 T -(character) 246.45 572.67 T -(is) 289.08 572.67 T -(not) 298.74 572.67 T -(a) 315.13 572.67 T -(separate) 322.34 572.67 T -(data) 360.7 572.67 T -(type) 381.36 572.67 T -(but) 402.63 572.67 T -(a) 419.01 572.67 T -(string) 426.22 572.67 T -(of) 453.61 572.67 T -(exactly) 465.1 572.67 T -(one) 499.19 572.67 T -(char-) 517.41 572.67 T -(acter.) 99 559.67 T -0 12 Q -(5.3.3) 99 534 T -(Slicings) 144 534 T -1 11 Q -(A) 99 514.67 T -(slicing) 109.83 514.67 T -(selects) 142.05 514.67 T -(a) 174.26 514.67 T -(range) 182.03 514.67 T -(of) 209.35 514.67 T -(items) 221.4 514.67 T -(in) 248.12 514.67 T -(a) 259.57 514.67 T -(sequence) 267.34 514.67 T -(\050string,) 310.54 514.67 T -(tuple) 344.89 514.67 T -(or) 369.78 514.67 T -(list\051) 381.83 514.67 T -(object.) 401.83 514.67 T -(Slicings) 434.35 514.67 T -(may) 472.69 514.67 T -(be) 494.52 514.67 T -(used) 507.79 514.67 T -(as) 530.84 514.67 T -(expressions or as targets in assignment or) 99 501.67 T -2 F -(del) 284.45 501.67 T -1 F -( statements. The syntax for a slicing:) 304.25 501.67 T -2 10 Q -(slicing: simple_slicing | extended_slicing) 99 483.33 T -(simple_slicing: primary "[" short_slice "]") 99 471.33 T -(extended_slicing: primary "[" slice_list "]") 99 459.33 T -(slice_list: slice_item \050"," slice_item\051* [","]) 99 447.33 T -(slice_item: expression | proper_slice | ellipsis) 99 435.33 T -(proper_slice: short_slice | long_slice) 99 423.33 T -(short_slice: [lower_bound] ":" [upper_bound]) 99 411.33 T -(long_slice: short_slice ":" [stride]) 99 399.33 T -(lower_bound: expression) 99 387.33 T -(upper_bound: expression) 99 375.33 T -(stride: expression) 99 363.33 T -(ellipsis: "...") 99 351.33 T -1 11 Q -(There\325s) 99 326.67 T -(an) 135.26 326.67 T -(ambiguity) 148.3 326.67 T -(in) 195.58 326.67 T -(the) 206.8 326.67 T -(formal) 222.9 326.67 T -(syntax) 254.89 326.67 T -(here:) 286.27 326.67 T -(anything) 310.92 326.67 T -(that) 352.09 326.67 T -(looks) 371.25 326.67 T -(like) 397.75 326.67 T -(an) 416.91 326.67 T -(expression) 429.96 326.67 T -(list) 479.66 326.67 T -(also) 495.78 326.67 T -(looks) 516.16 326.67 T -(like) 99 313.67 T -(a) 118.55 313.67 T -(slice) 126.47 313.67 T -(list,) 149.68 313.67 T -(so) 168.93 313.67 T -(any) 181.76 313.67 T -(subscription) 200.69 313.67 T -(can) 257.51 313.67 T -(be) 275.82 313.67 T -(interpreted) 289.25 313.67 T -(as) 339.95 313.67 T -(a) 352.16 313.67 T -(slicing.) 360.09 313.67 T -(Rather) 395.22 313.67 T -(than) 427.59 313.67 T -(further) 449.58 313.67 T -(complicating) 482.56 313.67 T -(t) 99 300.67 T -(h) 102.15 300.67 T -(e) 107.74 300.67 T -(s) 115.96 300.67 T -(y) 120.33 300.67 T -(n) 125.92 300.67 T -(t) 131.51 300.67 T -(a) 134.65 300.67 T -(x) 139.63 300.67 T -(,) 145.22 300.67 T -(t) 151.31 300.67 T -(h) 154.45 300.67 T -(i) 160.04 300.67 T -(s) 163.19 300.67 T -(i) 170.81 300.67 T -(s) 173.96 300.67 T -(d) 181.58 300.67 T -(i) 187.16 300.67 T -(s) 190.31 300.67 T -(a) 194.68 300.67 T -(m) 199.65 300.67 T -(b) 208.3 300.67 T -(i) 213.89 300.67 T -(g) 217.04 300.67 T -(u) 222.62 300.67 T -(a) 228.21 300.67 T -(t) 233.19 300.67 T -(e) 236.33 300.67 T -(d) 241.31 300.67 T -(b) 250.15 300.67 T -(y) 255.74 300.67 T -(d) 264.58 300.67 T -(e) 270.17 300.67 T -(c) 275.14 300.67 T -(l) 280.11 300.67 T -(a) 283.26 300.67 T -(r) 288.23 300.67 T -(i) 291.98 300.67 T -(n) 295.13 300.67 T -(g) 300.72 300.67 T -(t) 309.56 300.67 T -(h) 312.71 300.67 T -(a) 318.3 300.67 T -(t) 323.27 300.67 T -(i) 329.67 300.67 T -(n) 332.82 300.67 T -(t) 341.66 300.67 T -(h) 344.8 300.67 T -(i) 350.39 300.67 T -(s) 353.54 300.67 T -(c) 361.16 300.67 T -(a) 366.13 300.67 T -(s) 371.11 300.67 T -(e) 375.47 300.67 T -(t) 383.7 300.67 T -(h) 386.84 300.67 T -(e) 392.43 300.67 T -(i) 400.66 300.67 T -(n) 403.8 300.67 T -(t) 409.39 300.67 T -(e) 412.54 300.67 T -(r) 417.51 300.67 T -(p) 421.27 300.67 T -(r) 426.86 300.67 T -(e) 430.61 300.67 T -(t) 435.58 300.67 T -(a) 438.73 300.67 T -(t) 443.7 300.67 T -(i) 446.85 300.67 T -(o) 449.99 300.67 T -(n) 455.58 300.67 T -(a) 464.42 300.67 T -(s) 469.4 300.67 T -(a) 477.02 300.67 T -(s) 485.24 300.67 T -(u) 489.61 300.67 T -(b) 495.2 300.67 T -(s) 500.79 300.67 T -(c) 505.15 300.67 T -(r) 510.13 300.67 T -(i) 513.88 300.67 T -(p) 517.03 300.67 T -(t) 522.62 300.67 T -(i) 525.76 300.67 T -(o) 528.91 300.67 T -(n) 534.5 300.67 T -(t) 99 287.67 T -(a) 102.09 287.67 T -(k) 107.01 287.67 T -(e) 112.54 287.67 T -(s) 117.46 287.67 T -(p) 124.96 287.67 T -(r) 130.49 287.67 T -(i) 134.19 287.67 T -(o) 137.28 287.67 T -(r) 142.81 287.67 T -(i) 146.51 287.67 T -(t) 149.6 287.67 T -(y) 152.69 287.67 T -(o) 161.42 287.67 T -(v) 166.95 287.67 T -(e) 172.48 287.67 T -(r) 177.4 287.67 T -(t) 184.29 287.67 T -(h) 187.38 287.67 T -(e) 192.91 287.67 T -(i) 201.02 287.67 T -(n) 204.11 287.67 T -(t) 209.65 287.67 T -(e) 212.74 287.67 T -(r) 217.65 287.67 T -(p) 221.35 287.67 T -(r) 226.88 287.67 T -(e) 230.58 287.67 T -(t) 235.49 287.67 T -(a) 238.58 287.67 T -(t) 243.5 287.67 T -(i) 246.59 287.67 T -(o) 249.68 287.67 T -(n) 255.21 287.67 T -(a) 263.94 287.67 T -(s) 268.86 287.67 T -(a) 276.36 287.67 T -(s) 284.48 287.67 T -(l) 288.79 287.67 T -(i) 291.88 287.67 T -(c) 294.97 287.67 T -(i) 299.88 287.67 T -(n) 302.97 287.67 T -(g) 308.51 287.67 T -(\050) 317.23 287.67 T -(t) 320.93 287.67 T -(h) 324.02 287.67 T -(i) 329.55 287.67 T -(s) 332.64 287.67 T -(i) 340.15 287.67 T -(s) 343.24 287.67 T -(t) 350.75 287.67 T -(h) 353.84 287.67 T -(e) 359.37 287.67 T -(c) 367.48 287.67 T -(a) 372.4 287.67 T -(s) 377.31 287.67 T -(e) 381.62 287.67 T -(i) 389.74 287.67 T -(f) 392.83 287.67 T -(t) 399.72 287.67 T -(h) 402.81 287.67 T -(e) 408.34 287.67 T -(s) 416.45 287.67 T -(l) 420.76 287.67 T -(i) 423.85 287.67 T -(c) 426.94 287.67 T -(e) 431.86 287.67 T -(l) 439.97 287.67 T -(i) 443.06 287.67 T -(s) 446.15 287.67 T -(t) 450.46 287.67 T -(c) 456.75 287.67 T -(o) 461.67 287.67 T -(n) 467.2 287.67 T -(t) 472.73 287.67 T -(a) 475.82 287.67 T -(i) 480.74 287.67 T -(n) 483.83 287.67 T -(s) 489.36 287.67 T -(n) 496.87 287.67 T -(o) 502.4 287.67 T -(p) 511.13 287.67 T -(r) 516.66 287.67 T -(o) 520.35 287.67 T -(p) 525.89 287.67 T -(e) 531.42 287.67 T -(r) 536.34 287.67 T -(slice) 99 274.67 T -(nor) 121.54 274.67 T -(ellipses\051.) 138.59 274.67 T -(Similarly,) 180.38 274.67 T -(when) 226.46 274.67 T -(the) 252.67 274.67 T -(slice) 268.49 274.67 T -(list) 291.03 274.67 T -(has) 306.86 274.67 T -(exactly) 323.91 274.67 T -(one) 358.05 274.67 T -(short) 376.32 274.67 T -(slice) 400.7 274.67 T -(and) 423.24 274.67 T -(no) 441.51 274.67 T -(trailing) 454.89 274.67 T -(comma,) 489.04 274.67 T -(the) 526.56 274.67 T -(interpretation as a simple slicing takes priority over that as an extended slicing.) 99 261.67 T -(T) 99 236.67 T -(h) 105.74 236.67 T -(e) 111.26 236.67 T -(s) 119.34 236.67 T -(e) 123.64 236.67 T -(m) 128.54 236.67 T -(a) 137.12 236.67 T -(n) 142.02 236.67 T -(t) 147.54 236.67 T -(i) 150.62 236.67 T -(c) 153.69 236.67 T -(s) 158.6 236.67 T -(f) 166.07 236.67 T -(o) 169.76 236.67 T -(r) 175.27 236.67 T -(a) 182.13 236.67 T -(s) 190.22 236.67 T -(i) 194.52 236.67 T -(m) 197.59 236.67 T -(p) 206.17 236.67 T -(l) 211.69 236.67 T -(e) 214.76 236.67 T -(s) 222.85 236.67 T -(l) 227.15 236.67 T -(i) 230.22 236.67 T -(c) 233.3 236.67 T -(i) 238.2 236.67 T -(n) 241.28 236.67 T -(g) 246.8 236.67 T -(a) 255.5 236.67 T -(r) 260.4 236.67 T -(e) 264.08 236.67 T -(a) 272.16 236.67 T -(s) 277.07 236.67 T -(f) 284.54 236.67 T -(o) 288.23 236.67 T -(l) 293.74 236.67 T -(l) 296.82 236.67 T -(o) 299.9 236.67 T -(w) 305.42 236.67 T -(s) 313.38 236.67 T -(.) 317.67 236.67 T -(T) 323.62 236.67 T -(h) 330.36 236.67 T -(e) 335.88 236.67 T -(p) 343.96 236.67 T -(r) 349.48 236.67 T -(i) 353.17 236.67 T -(m) 356.24 236.67 T -(a) 364.82 236.67 T -(r) 369.72 236.67 T -(y) 373.4 236.67 T -(m) 382.1 236.67 T -(u) 390.68 236.67 T -(s) 396.2 236.67 T -(t) 400.49 236.67 T -(e) 406.75 236.67 T -(v) 411.65 236.67 T -(a) 417.17 236.67 T -(l) 422.08 236.67 T -(u) 425.15 236.67 T -(a) 430.67 236.67 T -(t) 435.57 236.67 T -(e) 438.65 236.67 T -(t) 446.73 236.67 T -(o) 449.81 236.67 T -(a) 458.51 236.67 T -(s) 466.59 236.67 T -(e) 470.89 236.67 T -(q) 475.79 236.67 T -(u) 481.31 236.67 T -(e) 486.83 236.67 T -(n) 491.73 236.67 T -(c) 497.25 236.67 T -(e) 502.15 236.67 T -(o) 510.24 236.67 T -(b) 515.75 236.67 T -(j) 521.27 236.67 T -(e) 524.35 236.67 T -(c) 529.25 236.67 T -(t) 534.15 236.67 T -(.) 537.23 236.67 T -(The) 99 223.67 T -(lower) 118.87 223.67 T -(and) 146.68 223.67 T -(upper) 165.32 223.67 T -(bound) 193.13 223.67 T -(expressions,) 223.39 223.67 T -(if) 280.23 223.67 T -(present,) 289.71 223.67 T -(must) 326.99 223.67 T -(evaluate) 351.15 223.67 T -(to) 390.56 223.67 T -(plain) 401.88 223.67 T -(integers;) 426.64 223.67 T -(defaults) 467.29 223.67 T -(are) 504.88 223.67 T -(zero) 521.07 223.67 T -(and) 99 210.67 T -(the) 117.46 210.67 T -(sequence\325s) 133.48 210.67 T -(length,) 184.32 210.67 T -(respectively.) 217.15 210.67 T -(If) 275.63 210.67 T -(either) 285.53 210.67 T -(bound) 313.16 210.67 T -(is) 343.23 210.67 T -(negative,) 353.15 210.67 T -(the) 395.75 210.67 T -(sequence\325s) 411.77 210.67 T -(length) 462.6 210.67 T -(is) 492.68 210.67 T -(added) 502.6 210.67 T -(to) 531.44 210.67 T -(it.) 99 197.67 T -(The) 111 197.67 T -(slicing) 131.23 197.67 T -(now) 163.7 197.67 T -(selects) 185.77 197.67 T -(all) 218.22 197.67 T -(items) 232.35 197.67 T -(with) 259.32 197.67 T -(index) 282 197.67 T -3 F -(k) 309.58 197.67 T -1 F -(such) 317.59 197.67 T -(that) 340.88 197.67 T -3 F -(i) 360.51 197.67 T -1 F -(<=) 366.7 197.67 T -3 F -(k) 382.23 197.67 T -1 F -(<) 390.25 197.67 T -3 F -(j) 399.58 197.67 T -1 F -(where) 405.77 197.67 T -3 F -(i) 435.77 197.67 T -1 F -(and) 441.96 197.67 T -3 F -(j) 460.97 197.67 T -1 F -(are) 467.16 197.67 T -(the) 483.72 197.67 T -(specified) 500.29 197.67 T -(l) 99 184.67 T -(o) 102.12 184.67 T -(w) 107.68 184.67 T -(e) 115.69 184.67 T -(r) 120.64 184.67 T -(a) 127.59 184.67 T -(n) 132.53 184.67 T -(d) 138.1 184.67 T -(u) 146.88 184.67 T -(p) 152.45 184.67 T -(p) 158.01 184.67 T -(e) 163.57 184.67 T -(r) 168.52 184.67 T -(b) 175.47 184.67 T -(o) 181.03 184.67 T -(u) 186.6 184.67 T -(n) 192.16 184.67 T -(d) 197.72 184.67 T -(s) 203.28 184.67 T -(.) 207.63 184.67 T -(T) 213.66 184.67 T -(h) 220.45 184.67 T -(i) 226.01 184.67 T -(s) 229.13 184.67 T -(m) 236.7 184.67 T -(a) 245.32 184.67 T -(y) 250.27 184.67 T -(b) 259.05 184.67 T -(e) 264.62 184.67 T -(a) 272.79 184.67 T -(n) 277.73 184.67 T -(e) 286.52 184.67 T -(m) 291.47 184.67 T -(p) 300.09 184.67 T -(t) 305.65 184.67 T -(y) 308.77 184.67 T -(s) 317.56 184.67 T -(e) 321.9 184.67 T -(q) 326.85 184.67 T -(u) 332.41 184.67 T -(e) 337.98 184.67 T -(n) 342.92 184.67 T -(c) 348.49 184.67 T -(e) 353.43 184.67 T -(.) 358.38 184.67 T -(I) 364.42 184.67 T -(t) 368.14 184.67 T -(i) 374.49 184.67 T -(s) 377.61 184.67 T -(n) 385.18 184.67 T -(o) 390.74 184.67 T -(t) 396.3 184.67 T -(a) 402.65 184.67 T -(n) 407.6 184.67 T -(e) 416.38 184.67 T -(r) 421.33 184.67 T -(r) 425.06 184.67 T -(o) 428.78 184.67 T -(r) 434.35 184.67 T -(i) 441.3 184.67 T -(f) 444.42 184.67 T -3 F -(i) 451.37 184.67 T -1 F -(o) 457.71 184.67 T -(r) 463.28 184.67 T -3 F -(j) 470.23 184.67 T -1 F -(l) 476.57 184.67 T -(i) 479.7 184.67 T -(e) 482.82 184.67 T -(o) 490.99 184.67 T -(u) 496.55 184.67 T -(t) 502.11 184.67 T -(s) 505.23 184.67 T -(i) 509.58 184.67 T -(d) 512.7 184.67 T -(e) 518.26 184.67 T -(t) 526.43 184.67 T -(h) 529.55 184.67 T -(e) 535.11 184.67 T -(range of valid indexes \050such items don\325t exist so they aren\325t selected\051.) 99 171.67 T -(The) 99 146.67 T -(semantics) 118.5 146.67 T -(for) 164.28 146.67 T -(an) 179.51 146.67 T -(extended) 192.29 146.67 T -(slicing) 234.4 146.67 T -(are) 266.13 146.67 T -(as) 281.96 146.67 T -(follows.) 293.52 146.67 T -(The) 331.67 146.67 T -(primary) 351.17 146.67 T -(must) 388.39 146.67 T -(evaluate) 412.18 146.67 T -(to) 451.23 146.67 T -(a) 462.19 146.67 T -(mapping) 469.47 146.67 T -(object,) 510.37 146.67 T -(and) 99 133.67 T -(it) 117.62 133.67 T -(is) 126.48 133.67 T -(indexed) 136.56 133.67 T -(with) 174.12 133.67 T -(a) 196.42 133.67 T -(key) 204.05 133.67 T -(that) 222.67 133.67 T -(is) 241.91 133.67 T -(constructed) 251.99 133.67 T -(from) 305.44 133.67 T -(the) 329.57 133.67 T -(slice) 345.75 133.67 T -(list,) 368.65 133.67 T -(as) 387.6 133.67 T -(follows.) 399.5 133.67 T -(If) 437.99 133.67 T -(the) 448.06 133.67 T -(slice) 464.24 133.67 T -(list) 487.14 133.67 T -(contains) 503.34 133.67 T -(at) 99 120.67 T -(least) 109.28 120.67 T -(one) 131.77 120.67 T -(comma,) 149.99 120.67 T -(the) 187.46 120.67 T -(key) 203.23 120.67 T -(is) 221.45 120.67 T -(a) 231.12 120.67 T -(tuple) 238.34 120.67 T -(containing) 262.67 120.67 T -(the) 311.45 120.67 T -(conversion) 327.23 120.67 T -(of) 377.83 120.67 T -(the) 389.32 120.67 T -(slice) 405.1 120.67 T -(items;) 427.6 120.67 T -(otherwise,) 456.83 120.67 T -(the) 504.68 120.67 T -(con-) 520.45 120.67 T -(version) 99 107.67 T -(of) 133.75 107.67 T -(the) 145.27 107.67 T -(lone) 161.08 107.67 T -(slice) 182.39 107.67 T -(item) 204.91 107.67 T -(is) 226.84 107.67 T -(the) 236.54 107.67 T -(key.) 252.34 107.67 T -(The) 273.34 107.67 T -(conversion) 292.81 107.67 T -(of) 343.44 107.67 T -(a) 354.97 107.67 T -(slice) 362.22 107.67 T -(item) 384.74 107.67 T -(that) 406.66 107.67 T -(is) 425.53 107.67 T -(an) 435.23 107.67 T -(expression) 447.98 107.67 T -(is) 497.39 107.67 T -(that) 507.09 107.67 T -(ex-) 525.95 107.67 T -(pression.) 99 94.67 T -(The) 140.79 94.67 T -(conversion) 160.27 94.67 T -(of) 210.91 94.67 T -(an) 222.45 94.67 T -(ellipsis) 235.21 94.67 T -(slice) 268.76 94.67 T -(item) 291.3 94.67 T -(is) 313.23 94.67 T -(the) 322.94 94.67 T -(built-in) 338.76 94.67 T -2 F -(Ellipsis) 373.53 94.67 T -1 F -(object.) 428.7 94.67 T -(The) 460.71 94.67 T -(conversion) 480.19 94.67 T -(of) 530.84 94.67 T -FMENDPAGE -%%EndPage: "30" 36 -%%Page: "31" 37 -612 792 0 FMBEGINPAGE -0 FrameSetSepColors -FrameNoSep -0 0 0 1 0 0 0 1 K -1 10 Q -0 X -(31) 530 37.33 T -585 292.5 598.5 720 R -5 9 Q -(\245) 0 270 592.5 720 TF -(Expressions) 0 270 592.5 711 TF -585 292.5 598.5 720 R -1 11 Q -(a) 99 712.67 T -(proper) 106.45 712.67 T -(slice) 137.73 712.67 T -(is) 160.46 712.67 T -(a) 170.36 712.67 T -(slice) 177.81 712.67 T -(object) 200.54 712.67 T -(\050see) 229.99 712.67 T -(page) 250.26 712.67 T -(17\051) 273.78 712.67 T -(whose) 291.01 712.67 T -2 F -(start) 321.68 712.67 T -1 F -(,) 354.68 712.67 T -2 F -(stop) 360 712.67 T -1 F -(and) 388.96 712.67 T -2 F -(step) 407.42 712.67 T -1 F -(attributes) 436.38 712.67 T -(are) 479.89 712.67 T -(the) 495.89 712.67 T -(values) 511.89 712.67 T -(of) 99 699.67 T -(the) 110.74 699.67 T -(expressions) 126.76 699.67 T -(given) 180.66 699.67 T -(as) 207.68 699.67 T -(lower) 219.42 699.67 T -(bound,) 247.04 699.67 T -(upper) 279.87 699.67 T -(bound) 307.49 699.67 T -(and) 337.57 699.67 T -(stride,) 356.03 699.67 T -(respectively,) 385.8 699.67 T -(substituting) 444.27 699.67 T -2 F -(None) 498.2 699.67 T -1 F -(for) 527.17 699.67 T -(missing expressions.) 99 686.67 T -0 12 Q -(5.3.4) 99 661 T -(Calls) 144 661 T -1 11 Q -(A call calls a callable object \050e.g. a function\051 with a possibly empty series of arguments:) 99 641.67 T -2 10 Q -(call: primary "\050" [argument_list [","]] "\051") 99 623.33 T -(argument_list: positional_arguments ["," keyword_arguments]) 99 611.33 T -( | keyword_arguments) 99 599.33 T -(positional_arguments: expression \050"," expression\051*) 99 587.33 T -(keyword_arguments: keyword_item \050"," keyword_item\051*) 99 575.33 T -(keyword_item: identifier "=" expression) 99 563.33 T -1 11 Q -(A trailing comma may be present after an argument list but does not affect the semantics.) 99 538.67 T -(The) 99 513.67 T -(primary) 118.54 513.67 T -(must) 155.8 513.67 T -(evaluate) 179.62 513.67 T -(to) 218.71 513.67 T -(a) 229.7 513.67 T -(callable) 237.02 513.67 T -(object) 273.66 513.67 T -(\050user-defined) 302.98 513.67 T -(functions,) 364.05 513.67 T -(built-in) 410.17 513.67 T -(functions,) 445 513.67 T -(methods) 491.12 513.67 T -(of) 530.84 513.67 T -(built-in) 99 500.67 T -(objects,) 134.37 500.67 T -(class) 171.26 500.67 T -(objects,) 195.61 500.67 T -(methods) 232.5 500.67 T -(of) 272.75 500.67 T -(class) 284.89 500.67 T -(instances,) 309.24 500.67 T -(and) 355.29 500.67 T -(certain) 374.15 500.67 T -(class) 407.05 500.67 T -(instances) 431.41 500.67 T -(themselves) 474.71 500.67 T -(are) 526.57 500.67 T -(callable;) 99 487.67 T -(extensions) 138.87 487.67 T -(may) 187.91 487.67 T -(define) 209.45 487.67 T -(additional) 239.54 487.67 T -(callable) 286.13 487.67 T -(object) 322.94 487.67 T -(types\051.) 352.42 487.67 T -(All) 387.26 487.67 T -(argument) 403.91 487.67 T -(expressions) 448.06 487.67 T -(are) 501.98 487.67 T -(eval-) 518.01 487.67 T -(uated) 99 474.67 T -(before) 125.53 474.67 T -(the) 156.33 474.67 T -(call) 172.47 474.67 T -(is) 191.06 474.67 T -(attempted.) 201.1 474.67 T -(Please) 249.94 474.67 T -(refer) 280.74 474.67 T -(to) 304.2 474.67 T -(\322Function) 315.47 474.67 T -(definitions\323) 362.17 474.67 T -(on) 416.81 474.67 T -(page) 430.52 474.67 T -(50) 454.04 474.67 T -(for) 467.74 474.67 T -(the) 483.27 474.67 T -(syntax) 499.41 474.67 T -(of) 530.84 474.67 T -(formal parameter lists.) 99 461.67 T -(If) 99 436.67 T -(keyword) 109.15 436.67 T -(arguments) 150.47 436.67 T -(are) 199.12 436.67 T -(present,) 215.38 436.67 T -(they) 252.73 436.67 T -(are) 274.49 436.67 T -(first) 290.75 436.67 T -(converted) 311.3 436.67 T -(to) 357.5 436.67 T -(positional) 368.88 436.67 T -(arguments,) 415.11 436.67 T -(as) 466.51 436.67 T -(follows.) 478.5 436.67 T -(First,) 517.08 436.67 T -(a) 99 423.67 T -(list) 106.93 423.67 T -(of) 123.43 423.67 T -(unfilled) 135.64 423.67 T -(slots) 172.91 423.67 T -(is) 196.13 423.67 T -(created) 206.52 423.67 T -(for) 241.32 423.67 T -(the) 257.2 423.67 T -(formal) 273.68 423.67 T -(parameters.) 306.06 423.67 T -(If) 360.11 423.67 T -(there) 370.49 423.67 T -(are) 395.52 423.67 T -(N) 412 423.67 T -(positional) 422.99 423.67 T -(arguments,) 469.43 423.67 T -(they) 521.06 423.67 T -(are) 99 410.67 T -(placed) 114.71 410.67 T -(in) 145.71 410.67 T -(the) 156.55 410.67 T -(first) 172.28 410.67 T -(N) 192.28 410.67 T -(slots.) 202.51 410.67 T -(Next,) 227.72 410.67 T -(for) 254.14 410.67 T -(each) 269.25 410.67 T -(keyword) 291.68 410.67 T -(argument,) 332.46 410.67 T -(the) 379.04 410.67 T -(identifier) 394.76 410.67 T -(is) 437.37 410.67 T -(used) 446.99 410.67 T -(to) 469.44 410.67 T -(determine) 480.28 410.67 T -(the) 526.56 410.67 T -(c) 99 397.67 T -(o) 103.94 397.67 T -(r) 109.51 397.67 T -(r) 113.23 397.67 T -(e) 116.96 397.67 T -(s) 121.9 397.67 T -(p) 126.24 397.67 T -(o) 131.8 397.67 T -(n) 137.37 397.67 T -(d) 142.93 397.67 T -(i) 148.49 397.67 T -(n) 151.61 397.67 T -(g) 157.17 397.67 T -(s) 165.96 397.67 T -(l) 170.29 397.67 T -(o) 173.41 397.67 T -(t) 178.98 397.67 T -(\050) 185.32 397.67 T -(i) 189.04 397.67 T -(f) 192.16 397.67 T -(t) 199.11 397.67 T -(h) 202.23 397.67 T -(e) 207.79 397.67 T -(i) 215.96 397.67 T -(d) 219.08 397.67 T -(e) 224.64 397.67 T -(n) 229.59 397.67 T -(t) 235.15 397.67 T -(i) 238.27 397.67 T -(f) 241.39 397.67 T -(i) 245.11 397.67 T -(e) 248.23 397.67 T -(r) 253.18 397.67 T -(i) 260.13 397.67 T -(s) 263.25 397.67 T -(t) 270.81 397.67 T -(h) 273.93 397.67 T -(e) 279.49 397.67 T -(s) 287.66 397.67 T -(a) 292 397.67 T -(m) 296.95 397.67 T -(e) 305.57 397.67 T -(a) 313.74 397.67 T -(s) 318.68 397.67 T -(t) 326.25 397.67 T -(h) 329.37 397.67 T -(e) 334.93 397.67 T -(f) 343.1 397.67 T -(i) 346.82 397.67 T -(r) 349.94 397.67 T -(s) 353.67 397.67 T -(t) 358.01 397.67 T -(f) 364.35 397.67 T -(o) 368.08 397.67 T -(r) 373.64 397.67 T -(m) 377.36 397.67 T -(a) 385.98 397.67 T -(l) 390.93 397.67 T -(p) 397.27 397.67 T -(a) 402.83 397.67 T -(r) 407.78 397.67 T -(a) 411.5 397.67 T -(m) 416.45 397.67 T -(e) 425.07 397.67 T -(t) 430.01 397.67 T -(e) 433.13 397.67 T -(r) 438.08 397.67 T -(n) 445.02 397.67 T -(a) 450.59 397.67 T -(m) 455.53 397.67 T -(e) 464.15 397.67 T -(,) 469.1 397.67 T -(t) 475.13 397.67 T -(h) 478.25 397.67 T -(e) 483.81 397.67 T -(f) 491.98 397.67 T -(i) 495.71 397.67 T -(r) 498.83 397.67 T -(s) 502.55 397.67 T -(t) 506.89 397.67 T -(s) 513.23 397.67 T -(l) 517.58 397.67 T -(o) 520.7 397.67 T -(t) 526.26 397.67 T -(i) 532.6 397.67 T -(s) 535.72 397.67 T -(used,) 99 384.67 T -(and) 124.5 384.67 T -(so) 142.98 384.67 T -(on\051.) 155.35 384.67 T -(If) 175.35 384.67 T -(the) 185.27 384.67 T -(slot) 201.3 384.67 T -(is) 219.78 384.67 T -(already) 229.71 384.67 T -(filled,) 264.67 384.67 T -(a) 293.23 384.67 T -2 F -(TypeError) 300.71 384.67 T -1 F -(exception) 362.7 384.67 T -(is) 408.06 384.67 T -(raised.) 417.98 384.67 T -(Otherwise,) 449.59 384.67 T -(the) 500.14 384.67 T -(value) 516.17 384.67 T -(of) 99 371.67 T -(the) 110.85 371.67 T -(argument) 126.98 371.67 T -(is) 171.22 371.67 T -(placed) 181.24 371.67 T -(in) 212.64 371.67 T -(the) 223.89 371.67 T -(slot,) 240.02 371.67 T -(filling) 261.35 371.67 T -(it) 290.93 371.67 T -(\050even) 299.74 371.67 T -(if) 326.86 371.67 T -(the) 336.27 371.67 T -(expression) 352.4 371.67 T -(is) 402.13 371.67 T -2 F -(None) 412.16 371.67 T -1 F -(,) 438.56 371.67 T -(it) 444 371.67 T -(fills) 452.8 371.67 T -(the) 472.61 371.67 T -(slot\051.) 488.73 371.67 T -(When) 513.73 371.67 T -(all) 99 358.67 T -(arguments) 112.22 358.67 T -(have) 160.28 358.67 T -(been) 183.27 358.67 T -(processed,) 206.26 358.67 T -(the) 254.61 358.67 T -(slots) 270.28 358.67 T -(that) 292.68 358.67 T -(are) 311.4 358.67 T -(still) 327.06 358.67 T -(unfilled) 345.8 358.67 T -(are) 382.24 358.67 T -(filled) 397.9 358.67 T -(with) 423.35 358.67 T -(the) 445.13 358.67 T -(corresponding) 460.8 358.67 T -(de-) 525.95 358.67 T -(fault) 99 345.67 T -(value) 121.54 345.67 T -(from) 147.74 345.67 T -(the) 171.5 345.67 T -(function) 187.32 345.67 T -(definition.) 226.35 345.67 T -(\050Default) 274.26 345.67 T -(values) 313.29 345.67 T -(are) 343.77 345.67 T -(calculated,) 359.57 345.67 T -(once,) 409.29 345.67 T -(when) 435.18 345.67 T -(the) 461.39 345.67 T -(function) 477.2 345.67 T -(is) 516.24 345.67 T -(de-) 525.95 345.67 T -(f) 99 332.67 T -(i) 102.7 332.67 T -(n) 105.79 332.67 T -(e) 111.33 332.67 T -(d) 116.25 332.67 T -(;) 121.78 332.67 T -(t) 128.08 332.67 T -(h) 131.17 332.67 T -(u) 136.71 332.67 T -(s) 142.24 332.67 T -(,) 146.56 332.67 T -(a) 152.54 332.67 T -(m) 160.66 332.67 T -(u) 169.25 332.67 T -(t) 174.79 332.67 T -(a) 177.88 332.67 T -(b) 182.8 332.67 T -(l) 188.34 332.67 T -(e) 191.43 332.67 T -(o) 199.55 332.67 T -(b) 205.08 332.67 T -(j) 210.62 332.67 T -(e) 213.71 332.67 T -(c) 218.63 332.67 T -(t) 223.55 332.67 T -(s) 229.85 332.67 T -(u) 234.16 332.67 T -(c) 239.7 332.67 T -(h) 244.62 332.67 T -(a) 253.35 332.67 T -(s) 258.27 332.67 T -(a) 265.78 332.67 T -(l) 273.9 332.67 T -(i) 276.99 332.67 T -(s) 280.09 332.67 T -(t) 284.4 332.67 T -(o) 290.7 332.67 T -(r) 296.23 332.67 T -(d) 303.13 332.67 T -(i) 308.66 332.67 T -(c) 311.76 332.67 T -(t) 316.68 332.67 T -(i) 319.77 332.67 T -(o) 322.86 332.67 T -(n) 328.4 332.67 T -(a) 333.94 332.67 T -(r) 338.86 332.67 T -(y) 342.55 332.67 T -(u) 351.29 332.67 T -(s) 356.82 332.67 T -(e) 361.14 332.67 T -(d) 366.06 332.67 T -(a) 374.79 332.67 T -(s) 379.71 332.67 T -(d) 387.23 332.67 T -(e) 392.76 332.67 T -(f) 397.68 332.67 T -(a) 401.38 332.67 T -(u) 406.3 332.67 T -(l) 411.83 332.67 T -(t) 414.93 332.67 T -(v) 421.22 332.67 T -(a) 426.76 332.67 T -(l) 431.68 332.67 T -(u) 434.77 332.67 T -(e) 440.31 332.67 T -(w) 448.42 332.67 T -(i) 456.4 332.67 T -(l) 459.49 332.67 T -(l) 462.59 332.67 T -(b) 468.88 332.67 T -(e) 474.42 332.67 T -(s) 482.54 332.67 T -(h) 486.85 332.67 T -(a) 492.39 332.67 T -(r) 497.3 332.67 T -(e) 501 332.67 T -(d) 505.92 332.67 T -(b) 514.66 332.67 T -(y) 520.19 332.67 T -(a) 528.93 332.67 T -(l) 533.85 332.67 T -(l) 536.94 332.67 T -(calls) 99 319.67 T -(that) 121.62 319.67 T -(don\325t) 140.57 319.67 T -(specify) 166.24 319.67 T -(an) 200.47 319.67 T -(argument) 213.3 319.67 T -(value) 257.3 319.67 T -(for) 283.58 319.67 T -(the) 298.86 319.67 T -(corresponding) 314.76 319.67 T -(slot;) 380.14 319.67 T -(this) 401.55 319.67 T -(should) 419.9 319.67 T -(usually) 451.69 319.67 T -(be) 485.92 319.67 T -(avoided.\051) 498.76 319.67 T -(I) 99 306.67 T -(f) 102.75 306.67 T -(t) 109.74 306.67 T -(h) 112.88 306.67 T -(e) 118.47 306.67 T -(r) 123.44 306.67 T -(e) 127.18 306.67 T -(a) 135.4 306.67 T -(r) 140.37 306.67 T -(e) 144.12 306.67 T -(a) 152.33 306.67 T -(n) 157.3 306.67 T -(y) 162.88 306.67 T -(u) 171.71 306.67 T -(n) 177.3 306.67 T -(f) 182.88 306.67 T -(i) 186.63 306.67 T -(l) 189.77 306.67 T -(l) 192.92 306.67 T -(e) 196.06 306.67 T -(d) 201.03 306.67 T -(s) 209.86 306.67 T -(l) 214.22 306.67 T -(o) 217.37 306.67 T -(t) 222.95 306.67 T -(s) 226.09 306.67 T -(f) 233.7 306.67 T -(o) 237.45 306.67 T -(r) 243.03 306.67 T -(w) 250.03 306.67 T -(h) 258.05 306.67 T -(i) 263.64 306.67 T -(c) 266.78 306.67 T -(h) 271.75 306.67 T -(n) 280.58 306.67 T -(o) 286.17 306.67 T -(d) 295 306.67 T -(e) 300.58 306.67 T -(f) 305.55 306.67 T -(a) 309.3 306.67 T -(u) 314.27 306.67 T -(l) 319.85 306.67 T -(t) 322.99 306.67 T -(v) 329.38 306.67 T -(a) 334.97 306.67 T -(l) 339.93 306.67 T -(u) 343.08 306.67 T -(e) 348.66 306.67 T -(i) 356.88 306.67 T -(s) 360.02 306.67 T -(s) 367.63 306.67 T -(p) 371.99 306.67 T -(e) 377.58 306.67 T -(c) 382.55 306.67 T -(i) 387.52 306.67 T -(f) 390.66 306.67 T -(i) 394.4 306.67 T -(e) 397.55 306.67 T -(d) 402.52 306.67 T -(,) 408.1 306.67 T -(a) 414.18 306.67 T -2 F -(T) 422.4 306.67 T -(y) 429.08 306.67 T -(p) 435.77 306.67 T -(e) 442.45 306.67 T -(E) 449.13 306.67 T -(r) 455.82 306.67 T -(r) 462.5 306.67 T -(o) 469.19 306.67 T -(r) 475.87 306.67 T -1 F -(e) 485.8 306.67 T -(x) 490.77 306.67 T -(c) 496.36 306.67 T -(e) 501.33 306.67 T -(p) 506.29 306.67 T -(t) 511.88 306.67 T -(i) 515.02 306.67 T -(o) 518.16 306.67 T -(n) 523.75 306.67 T -(i) 532.58 306.67 T -(s) 535.72 306.67 T -(raised. Otherwise, the list of filled slots is used as the argument list for the call.) 99 293.67 T -(If) 99 268.67 T -(there) 109.34 268.67 T -(are) 134.35 268.67 T -(more) 150.8 268.67 T -(positional) 176.42 268.67 T -(arguments) 222.83 268.67 T -(than) 271.67 268.67 T -(there) 293.63 268.67 T -(are) 318.64 268.67 T -(formal) 335.09 268.67 T -(parameter) 367.43 268.67 T -(slots,) 414.42 268.67 T -(a) 440.37 268.67 T -2 F -(TypeError) 448.27 268.67 T -1 F -(excep-) 510.68 268.67 T -(tion) 99 255.67 T -(is) 118.99 255.67 T -(raised,) 129.21 255.67 T -(unless) 161.1 255.67 T -(a) 191.48 255.67 T -(formal) 199.24 255.67 T -(parameter) 231.45 255.67 T -(using) 278.3 255.67 T -(the) 305.02 255.67 T -(syntax\324\324) 321.34 255.67 T -2 F -(*identifier) 357.39 255.67 T -1 F -(\325\325) 429.99 255.67 T -(is) 440.19 255.67 T -(present;) 450.41 255.67 T -(in) 488.11 255.67 T -(this) 499.55 255.67 T -(case,) 518.32 255.67 T -(that) 99 242.67 T -(formal) 118.2 242.67 T -(parameter) 150.22 242.67 T -(receives) 196.89 242.67 T -(a) 235.63 242.67 T -(tuple) 243.21 242.67 T -(containing) 267.9 242.67 T -(the) 317.04 242.67 T -(excess) 333.18 242.67 T -(positional) 364.59 242.67 T -(arguments) 410.68 242.67 T -(\050or) 459.2 242.67 T -(an) 474.72 242.67 T -(empty) 487.8 242.67 T -(tuple) 518 242.67 T -(if there were no excess positional arguments\051.) 99 229.67 T -(If) 99 204.67 T -(any) 108.78 204.67 T -(keyword) 127.11 204.67 T -(argument) 168.05 204.67 T -(does) 212.04 204.67 T -(not) 234.65 204.67 T -(correspond) 251.16 204.67 T -(to) 302.48 204.67 T -(a) 313.49 204.67 T -(formal) 320.82 204.67 T -(parameter) 352.6 204.67 T -(name,) 399.02 204.67 T -(a) 428.05 204.67 T -2 F -(TypeError) 435.38 204.67 T -1 F -(exception) 497.23 204.67 T -(is) 99 191.67 T -(raised,) 108.62 191.67 T -(unless) 139.93 191.67 T -(a) 169.72 191.67 T -(formal) 176.89 191.67 T -(parameter) 208.5 191.67 T -(using) 254.77 191.67 T -(the) 280.89 191.67 T -(syntax) 296.62 191.67 T -(\324\324) 327.63 191.67 T -2 F -(**identifier) 334.95 191.67 T -1 F -(\325\325) 414.15 191.67 T -(is) 423.77 191.67 T -(present;) 433.39 191.67 T -(in) 470.5 191.67 T -(this) 481.35 191.67 T -(case,) 499.53 191.67 T -(that) 523.5 191.67 T -(f) 99 178.67 T -(o) 102.78 178.67 T -(r) 108.4 178.67 T -(m) 112.18 178.67 T -(a) 120.86 178.67 T -(l) 125.86 178.67 T -(p) 132.31 178.67 T -(a) 137.93 178.67 T -(r) 142.93 178.67 T -(a) 146.71 178.67 T -(m) 151.71 178.67 T -(e) 160.39 178.67 T -(t) 165.39 178.67 T -(e) 168.57 178.67 T -(r) 173.57 178.67 T -(r) 180.63 178.67 T -(e) 184.41 178.67 T -(c) 189.41 178.67 T -(e) 194.41 178.67 T -(i) 199.41 178.67 T -(v) 202.59 178.67 T -(e) 208.21 178.67 T -(s) 213.21 178.67 T -(a) 220.89 178.67 T -(d) 229.17 178.67 T -(i) 234.79 178.67 T -(c) 237.96 178.67 T -(t) 242.96 178.67 T -(i) 246.14 178.67 T -(o) 249.31 178.67 T -(n) 254.93 178.67 T -(a) 260.55 178.67 T -(r) 265.55 178.67 T -(y) 269.33 178.67 T -(c) 278.23 178.67 T -(o) 283.23 178.67 T -(n) 288.85 178.67 T -(t) 294.47 178.67 T -(a) 297.64 178.67 T -(i) 302.64 178.67 T -(n) 305.82 178.67 T -(i) 311.44 178.67 T -(n) 314.61 178.67 T -(g) 320.23 178.67 T -(t) 329.13 178.67 T -(h) 332.3 178.67 T -(e) 337.92 178.67 T -(e) 346.2 178.67 T -(x) 351.2 178.67 T -(c) 356.82 178.67 T -(e) 361.82 178.67 T -(s) 366.83 178.67 T -(s) 371.22 178.67 T -(k) 378.9 178.67 T -(e) 384.52 178.67 T -(y) 389.52 178.67 T -(w) 395.14 178.67 T -(o) 403.2 178.67 T -(r) 408.81 178.67 T -(d) 412.59 178.67 T -(a) 421.49 178.67 T -(r) 426.49 178.67 T -(g) 430.27 178.67 T -(u) 435.89 178.67 T -(m) 441.51 178.67 T -(e) 450.18 178.67 T -(n) 455.19 178.67 T -(t) 460.8 178.67 T -(s) 463.98 178.67 T -(\050) 471.66 178.67 T -(u) 475.44 178.67 T -(s) 481.05 178.67 T -(i) 485.45 178.67 T -(n) 488.63 178.67 T -(g) 494.24 178.67 T -(t) 503.14 178.67 T -(h) 506.32 178.67 T -(e) 511.94 178.67 T -(k) 520.22 178.67 T -(e) 525.84 178.67 T -(y) 530.84 178.67 T -(-) 536.45 178.67 T -(words) 99 165.67 T -(as) 128.3 165.67 T -(keys) 139.88 165.67 T -(and) 162.46 165.67 T -(the) 180.76 165.67 T -(argument) 196.62 165.67 T -(values) 240.59 165.67 T -(as) 271.11 165.67 T -(corresponding) 282.69 165.67 T -(values\051,) 348.04 165.67 T -(or) 384.98 165.67 T -(a) 396.56 165.67 T -(\050new\051) 403.86 165.67 T -(empty) 431.93 165.67 T -(dictionary) 461.85 165.67 T -(if) 508.87 165.67 T -(there) 518.01 165.67 T -(were no excess keyword arguments.) 99 152.67 T -(F) 99 127.67 T -(o) 105.13 127.67 T -(r) 110.64 127.67 T -(m) 114.31 127.67 T -(a) 122.88 127.67 T -(l) 127.77 127.67 T -(p) 134.01 127.67 T -(a) 139.52 127.67 T -(r) 144.42 127.67 T -(a) 148.09 127.67 T -(m) 152.98 127.67 T -(e) 161.55 127.67 T -(t) 166.45 127.67 T -(e) 169.51 127.67 T -(r) 174.41 127.67 T -(s) 178.08 127.67 T -(u) 185.54 127.67 T -(s) 191.05 127.67 T -(i) 195.34 127.67 T -(n) 198.41 127.67 T -(g) 203.92 127.67 T -(t) 212.6 127.67 T -(h) 215.67 127.67 T -(e) 221.18 127.67 T -(s) 229.25 127.67 T -(y) 233.54 127.67 T -(n) 239.04 127.67 T -(t) 244.55 127.67 T -(a) 247.62 127.67 T -(x) 252.52 127.67 T -(\324) 261.2 127.67 T -(\324) 264.87 127.67 T -2 F -(*) 268.55 127.67 T -(i) 275.16 127.67 T -(d) 281.77 127.67 T -(e) 288.38 127.67 T -(n) 294.99 127.67 T -(t) 301.6 127.67 T -(i) 308.21 127.67 T -(f) 314.82 127.67 T -(i) 321.43 127.67 T -(e) 328.04 127.67 T -(r) 334.65 127.67 T -1 F -(\325) 341.26 127.67 T -(\325) 344.93 127.67 T -(o) 351.77 127.67 T -(r) 357.29 127.67 T -(\324) 364.13 127.67 T -(\324) 367.8 127.67 T -2 F -(*) 371.48 127.67 T -(*) 378.09 127.67 T -(i) 384.7 127.67 T -(d) 391.31 127.67 T -(e) 397.92 127.67 T -(n) 404.53 127.67 T -(t) 411.14 127.67 T -(i) 417.75 127.67 T -(f) 424.36 127.67 T -(i) 430.97 127.67 T -(e) 437.58 127.67 T -(r) 444.19 127.67 T -1 F -(\325) 450.8 127.67 T -(\325) 454.47 127.67 T -(c) 461.32 127.67 T -(a) 466.21 127.67 T -(n) 471.1 127.67 T -(n) 476.61 127.67 T -(o) 482.12 127.67 T -(t) 487.63 127.67 T -(b) 493.87 127.67 T -(e) 499.38 127.67 T -(u) 507.45 127.67 T -(s) 512.96 127.67 T -(e) 517.25 127.67 T -(d) 522.14 127.67 T -(a) 530.83 127.67 T -(s) 535.72 127.67 T -(p) 99 114.67 T -(o) 104.75 114.67 T -(s) 110.51 114.67 T -(i) 115.04 114.67 T -(t) 118.36 114.67 T -(i) 121.67 114.67 T -(o) 124.98 114.67 T -(n) 130.74 114.67 T -(a) 136.49 114.67 T -(l) 141.63 114.67 T -(a) 148.36 114.67 T -(r) 153.5 114.67 T -(g) 157.42 114.67 T -(u) 163.17 114.67 T -(m) 168.93 114.67 T -(e) 177.74 114.67 T -(n) 182.88 114.67 T -(t) 188.63 114.67 T -(s) 195.36 114.67 T -(l) 199.9 114.67 T -(o) 203.21 114.67 T -(t) 208.96 114.67 T -(s) 212.28 114.67 T -(o) 220.23 114.67 T -(r) 225.98 114.67 T -(a) 233.32 114.67 T -(s) 238.46 114.67 T -(k) 246.41 114.67 T -(e) 252.16 114.67 T -(y) 257.3 114.67 T -(w) 263.06 114.67 T -(o) 271.25 114.67 T -(r) 277.01 114.67 T -(d) 280.93 114.67 T -(a) 290.1 114.67 T -(r) 295.24 114.67 T -(g) 299.16 114.67 T -(u) 304.91 114.67 T -(m) 310.67 114.67 T -(e) 319.48 114.67 T -(n) 324.62 114.67 T -(t) 330.37 114.67 T -(n) 337.1 114.67 T -(a) 342.86 114.67 T -(m) 348 114.67 T -(e) 356.81 114.67 T -(s) 361.95 114.67 T -(.) 366.48 114.67 T -(F) 372.9 114.67 T -(o) 379.27 114.67 T -(r) 385.03 114.67 T -(m) 388.95 114.67 T -(a) 397.76 114.67 T -(l) 402.9 114.67 T -(p) 409.63 114.67 T -(a) 415.38 114.67 T -(r) 420.52 114.67 T -(a) 424.44 114.67 T -(m) 429.58 114.67 T -(e) 438.39 114.67 T -(t) 443.53 114.67 T -(e) 446.84 114.67 T -(r) 451.98 114.67 T -(s) 455.9 114.67 T -(u) 463.85 114.67 T -(s) 469.61 114.67 T -(i) 474.14 114.67 T -(n) 477.45 114.67 T -(g) 483.21 114.67 T -(t) 492.38 114.67 T -(h) 495.69 114.67 T -(e) 501.45 114.67 T -(s) 510 114.67 T -(y) 514.54 114.67 T -(n) 520.29 114.67 T -(t) 526.05 114.67 T -(a) 529.36 114.67 T -(x) 534.5 114.67 T -(\324\324) 99 101.67 T -2 F -(\050sublist\051) 106.33 101.67 T -1 F -(\325\325) 165.73 101.67 T -(cannot) 175.66 101.67 T -(be) 207.6 101.67 T -(used) 220.6 101.67 T -(as) 243.37 101.67 T -(keyword) 255.14 101.67 T -(argument) 296.24 101.67 T -(names;) 340.4 101.67 T -(the) 374.18 101.67 T -(outermost) 390.23 101.67 T -(sublist) 436.84 101.67 T -(corresponds) 468.18 101.67 T -(to) 523.95 101.67 T -(a) 535.11 101.67 T -(single) 99 88.67 T -(unnamed) 127.85 88.67 T -(argument) 170.74 88.67 T -(slot,) 214.85 88.67 T -(and) 236.06 88.67 T -(the) 254.51 88.67 T -(argument) 270.52 88.67 T -(value) 314.63 88.67 T -(is) 341.02 88.67 T -(assigned) 350.92 88.67 T -(to) 391.37 88.67 T -(the) 402.5 88.67 T -(sublist) 418.51 88.67 T -(using) 449.8 88.67 T -(the) 476.21 88.67 T -(usual) 492.21 88.67 T -(tuple) 518 88.67 T -(assignment rules after all other parameter processing is done.) 99 75.67 T -FMENDPAGE -%%EndPage: "31" 37 -%%Page: "32" 38 -612 792 0 FMBEGINPAGE -0 FrameSetSepColors -FrameNoSep -0 0 0 1 0 0 0 1 K -1 10 Q -0 X -(32) 76.5 37.33 T -1 11 Q -(A) 99 712.67 T -(c) 110.25 712.67 T -(a) 115.2 712.67 T -(l) 120.16 712.67 T -(l) 123.29 712.67 T -(a) 129.65 712.67 T -(l) 134.61 712.67 T -(w) 137.74 712.67 T -(a) 145.75 712.67 T -(y) 150.7 712.67 T -(s) 156.27 712.67 T -(r) 163.86 712.67 T -(e) 167.59 712.67 T -(t) 172.55 712.67 T -(u) 175.68 712.67 T -(r) 181.25 712.67 T -(n) 184.99 712.67 T -(s) 190.56 712.67 T -(s) 198.14 712.67 T -(o) 202.49 712.67 T -(m) 208.06 712.67 T -(e) 216.69 712.67 T -(v) 224.88 712.67 T -(a) 230.45 712.67 T -(l) 235.41 712.67 T -(u) 238.54 712.67 T -(e) 244.11 712.67 T -(,) 249.06 712.67 T -(p) 255.12 712.67 T -(o) 260.69 712.67 T -(s) 266.26 712.67 T -(s) 270.61 712.67 T -(i) 274.96 712.67 T -(b) 278.09 712.67 T -(l) 283.66 712.67 T -(y) 286.79 712.67 T -2 F -(N) 295.6 712.67 T -(o) 302.27 712.67 T -(n) 308.94 712.67 T -(e) 315.61 712.67 T -1 F -(,) 322.28 712.67 T -(u) 328.34 712.67 T -(n) 333.91 712.67 T -(l) 339.48 712.67 T -(e) 342.61 712.67 T -(s) 347.57 712.67 T -(s) 351.92 712.67 T -(i) 359.5 712.67 T -(t) 362.63 712.67 T -(r) 368.99 712.67 T -(a) 372.73 712.67 T -(i) 377.68 712.67 T -(s) 380.81 712.67 T -(e) 385.16 712.67 T -(s) 390.12 712.67 T -(a) 397.7 712.67 T -(n) 402.66 712.67 T -(e) 411.46 712.67 T -(x) 416.42 712.67 T -(c) 421.99 712.67 T -(e) 426.95 712.67 T -(p) 431.9 712.67 T -(t) 437.47 712.67 T -(i) 440.6 712.67 T -(o) 443.73 712.67 T -(n) 449.3 712.67 T -(.) 454.87 712.67 T -(H) 460.93 712.67 T -(o) 468.94 712.67 T -(w) 474.51 712.67 T -(t) 485.76 712.67 T -(h) 488.89 712.67 T -(i) 494.46 712.67 T -(s) 497.59 712.67 T -(v) 505.17 712.67 T -(a) 510.75 712.67 T -(l) 515.7 712.67 T -(u) 518.83 712.67 T -(e) 524.4 712.67 T -(i) 532.59 712.67 T -(s) 535.72 712.67 T -(computed depends on the type of the callable object.) 99 699.67 T -(If it is:) 99 674.67 T -4 F -(a user-defined function:) 99 655.67 T -1 F -(the) 211.44 655.67 T -(code) 227.22 655.67 T -(block) 250.33 655.67 T -(for) 277.11 655.67 T -(the) 292.27 655.67 T -(function) 308.05 655.67 T -(is) 347.05 655.67 T -(executed,) 356.72 655.67 T -(passing) 400.9 655.67 T -(it) 436.24 655.67 T -(the) 444.69 655.67 T -(argument) 460.47 655.67 T -(list.) 504.36 655.67 T -(The) 522.9 655.67 T -(first) 135 642.67 T -(thing) 155.77 642.67 T -(the) 181.43 642.67 T -(code) 197.92 642.67 T -(block) 221.74 642.67 T -(will) 249.23 642.67 T -(do) 269.39 642.67 T -(is) 283.44 642.67 T -(bind) 293.82 642.67 T -(the) 316.43 642.67 T -(formal) 332.92 642.67 T -(parameters) 365.29 642.67 T -(to) 416.6 642.67 T -(the) 428.2 642.67 T -(arguments;) 444.69 642.67 T -(this) 496.62 642.67 T -(is) 515.57 642.67 T -(de-) 525.95 642.67 T -(scribed) 135 629.67 T -(in) 170.25 629.67 T -(section\322Function) 182.3 629.67 T -(definitions\323) 260.95 629.67 T -(on) 316.37 629.67 T -(page) 330.86 629.67 T -(50.) 354.38 629.67 T -(When) 371.61 629.67 T -(the) 401.36 629.67 T -(code) 418.29 629.67 T -(block) 442.55 629.67 T -(executes) 470.47 629.67 T -(a) 511.83 629.67 T -2 F -(re-) 520.2 629.67 T -(turn) 135 616.67 T -1 F -( statement, this specifies the return value of the function call.) 161.4 616.67 T -4 F -(a built-in function or method:) 99 597.67 T -1 F -(the) 238.95 597.67 T -(result) 254.98 597.67 T -(is) 282.01 597.67 T -(up) 291.93 597.67 T -(to) 305.51 597.67 T -(the) 316.66 597.67 T -(interpreter;) 332.68 597.67 T -(see) 384.14 597.67 T -(the) 400.77 597.67 T -(library) 416.8 597.67 T -(reference) 448.71 597.67 T -(manual) 492.2 597.67 T -(for) 527.17 597.67 T -(the descriptions of built-in functions and methods.) 135 584.67 T -4 F -(a class object:) 99 565.67 T -1 F -(a new instance of that class is returned.) 164.37 565.67 T -4 F -(a class instance method:) 99 546.67 T -1 F -(the) 212.35 546.67 T -(corresponding) 227.98 546.67 T -(user-defined) 293.1 546.67 T -(function) 350.26 546.67 T -(is) 389.1 546.67 T -(called,) 398.62 546.67 T -(with) 429.82 546.67 T -(an) 451.57 546.67 T -(argument) 464.13 546.67 T -(list) 507.86 546.67 T -(that) 523.5 546.67 T -(is one longer than the argument list of the call. The instance becomes the first argument.) 135 533.67 T -0 14 Q -(5.4) 99 506.67 T -(The power operator) 135 506.67 T -1 11 Q -(The) 99 477.67 T -(power) 118.54 477.67 T -(operator) 148.46 477.67 T -(binds) 187.55 477.67 T -(more) 213.82 477.67 T -(tightly) 238.85 477.67 T -(than) 270.02 477.67 T -(unary) 291.4 477.67 T -(operators) 318.88 477.67 T -(on) 362.24 477.67 T -(its) 375.67 477.67 T -(left;) 388.5 477.67 T -(it) 408.66 477.67 T -(binds) 417.21 477.67 T -(less) 443.48 477.67 T -(tightly) 462.41 477.67 T -(than) 493.58 477.67 T -(unary) 514.95 477.67 T -(operators on its right. The syntax is:) 99 464.67 T -2 10 Q -(power: primary ["**" u_expr]) 99 446.33 T -1 11 Q -(Thus,) 99 421.67 T -(in) 126.1 421.67 T -(an) 137.01 421.67 T -(unparenthesized) 149.74 421.67 T -(sequence) 223.57 421.67 T -(of) 266.24 421.67 T -(power) 277.75 421.67 T -(and) 307.59 421.67 T -(unary) 325.83 421.67 T -(operators,) 353.23 421.67 T -(the) 399.26 421.67 T -(operators) 415.05 421.67 T -(are) 458.33 421.67 T -(evaluated) 474.11 421.67 T -(from) 518.61 421.67 T -(right to left \050this does not constrain the evaluation order for the operands\051.) 99 408.67 T -(The) 99 383.67 T -(power) 118.54 383.67 T -(operator) 148.46 383.67 T -(has) 187.55 383.67 T -(the) 204.64 383.67 T -(same) 220.52 383.67 T -(semantics) 245.56 383.67 T -(as) 291.38 383.67 T -(the) 302.97 383.67 T -(built-in) 318.85 383.67 T -2 F -(pow\050\051) 353.68 383.67 T -1 F -(function:) 389.11 383.67 T -(it) 431.27 383.67 T -(yields) 439.82 383.67 T -(its) 468.53 383.67 T -(left) 481.36 383.67 T -(argument) 498.45 383.67 T -(r) 99 370.67 T -(a) 102.71 370.67 T -(i) 107.64 370.67 T -(s) 110.75 370.67 T -(e) 115.08 370.67 T -(d) 120.01 370.67 T -(t) 128.77 370.67 T -(o) 131.87 370.67 T -(t) 140.63 370.67 T -(h) 143.74 370.67 T -(e) 149.29 370.67 T -(p) 157.43 370.67 T -(o) 162.98 370.67 T -(w) 168.52 370.67 T -(e) 176.51 370.67 T -(r) 181.45 370.67 T -(o) 188.37 370.67 T -(f) 193.92 370.67 T -(i) 200.84 370.67 T -(t) 203.94 370.67 T -(s) 207.05 370.67 T -(r) 214.59 370.67 T -(i) 218.3 370.67 T -(g) 221.4 370.67 T -(h) 226.95 370.67 T -(t) 232.5 370.67 T -(a) 238.82 370.67 T -(r) 243.75 370.67 T -(g) 247.46 370.67 T -(u) 253.01 370.67 T -(m) 258.55 370.67 T -(e) 267.16 370.67 T -(n) 272.09 370.67 T -(t) 277.64 370.67 T -(.) 280.75 370.67 T -(T) 286.76 370.67 T -(h) 293.52 370.67 T -(e) 299.07 370.67 T -(n) 307.22 370.67 T -(u) 312.76 370.67 T -(m) 318.31 370.67 T -(e) 326.92 370.67 T -(r) 331.85 370.67 T -(i) 335.56 370.67 T -(c) 338.67 370.67 T -(a) 346.81 370.67 T -(r) 351.74 370.67 T -(g) 355.45 370.67 T -(u) 361 370.67 T -(m) 366.55 370.67 T -(e) 375.15 370.67 T -(n) 380.09 370.67 T -(t) 385.64 370.67 T -(s) 388.74 370.67 T -(a) 396.28 370.67 T -(r) 401.21 370.67 T -(e) 404.92 370.67 T -(f) 413.06 370.67 T -(i) 416.77 370.67 T -(r) 419.88 370.67 T -(s) 423.59 370.67 T -(t) 427.92 370.67 T -(c) 434.23 370.67 T -(o) 439.17 370.67 T -(n) 444.72 370.67 T -(v) 450.26 370.67 T -(e) 455.81 370.67 T -(r) 460.74 370.67 T -(t) 464.45 370.67 T -(e) 467.56 370.67 T -(d) 472.49 370.67 T -(t) 481.25 370.67 T -(o) 484.36 370.67 T -(a) 493.12 370.67 T -(c) 501.26 370.67 T -(o) 506.19 370.67 T -(m) 511.74 370.67 T -(m) 520.34 370.67 T -(o) 528.95 370.67 T -(n) 534.5 370.67 T -(type.) 99 357.67 T -(The) 123.11 357.67 T -(result) 142.64 357.67 T -(type) 169.5 357.67 T -(is) 190.86 357.67 T -(that) 200.62 357.67 T -(of) 219.54 357.67 T -(the) 231.12 357.67 T -(arguments) 246.98 357.67 T -(after) 295.23 357.67 T -(coercion;) 317.8 357.67 T -(if) 361.15 357.67 T -(the) 370.29 357.67 T -(result) 386.15 357.67 T -(is) 413.02 357.67 T -(not) 422.77 357.67 T -(expressible) 439.25 357.67 T -(in) 491.16 357.67 T -(that) 502.14 357.67 T -(type) 521.06 357.67 T -(\050as) 99 344.67 T -(in) 114.5 344.67 T -(raising) 125.73 344.67 T -(an) 158.35 344.67 T -(integer) 171.41 344.67 T -(to) 204.63 344.67 T -(a) 215.86 344.67 T -(negative) 223.42 344.67 T -(power,) 263.36 344.67 T -(or) 296.28 344.67 T -(a) 308.12 344.67 T -(negative) 315.67 344.67 T -(floating) 355.62 344.67 T -(point) 392.51 344.67 T -(number) 417.8 344.67 T -(to) 454.08 344.67 T -(a) 465.32 344.67 T -(broken) 472.88 344.67 T -(power\051,) 506.1 344.67 T -(a) 99 331.67 T -2 F -(TypeError) 106.63 331.67 T -1 F -( exception is raised.) 166.03 331.67 T -0 14 Q -(5.5) 99 304.67 T -(Unary arithmetic operations) 135 304.67 T -1 11 Q -(All unary arithmetic \050and bit-wise\051 operations have the same priority:) 99 279.67 T -2 10 Q -(u_expr: power | "-" u_expr | "+" u_expr | "~" u_expr) 99 261.33 T -1 11 Q -(The unary) 99 236.67 T -2 F -("-") 146.65 236.67 T -1 F -( \050minus\051 operator yields the negation of its numeric argument.) 166.45 236.67 T -(The unary) 99 211.67 T -2 F -("+") 146.65 211.67 T -1 F -( \050plus\051 operator yields its numeric argument unchanged.) 166.45 211.67 T -(T) 99 186.67 T -(h) 105.73 186.67 T -(e) 111.24 186.67 T -(u) 119.3 186.67 T -(n) 124.81 186.67 T -(a) 130.31 186.67 T -(r) 135.2 186.67 T -(y) 138.87 186.67 T -2 F -(") 147.55 186.67 T -(~) 154.16 186.67 T -(") 160.77 186.67 T -1 F -(\050) 170.54 186.67 T -(i) 174.21 186.67 T -(n) 177.28 186.67 T -(v) 182.79 186.67 T -(e) 188.29 186.67 T -(r) 193.18 186.67 T -(t) 196.86 186.67 T -(\051) 199.92 186.67 T -(o) 206.76 186.67 T -(p) 212.27 186.67 T -(e) 217.78 186.67 T -(r) 222.67 186.67 T -(a) 226.34 186.67 T -(t) 231.23 186.67 T -(o) 234.29 186.67 T -(r) 239.8 186.67 T -(y) 246.64 186.67 T -(i) 252.15 186.67 T -(e) 255.21 186.67 T -(l) 260.11 186.67 T -(d) 263.17 186.67 T -(s) 268.68 186.67 T -(t) 276.14 186.67 T -(h) 279.2 186.67 T -(e) 284.71 186.67 T -(b) 292.77 186.67 T -(i) 298.28 186.67 T -(t) 301.34 186.67 T -(-) 304.41 186.67 T -(w) 308.08 186.67 T -(i) 316.03 186.67 T -(s) 319.09 186.67 T -(e) 323.38 186.67 T -(i) 331.44 186.67 T -(n) 334.51 186.67 T -(v) 340.01 186.67 T -(e) 345.52 186.67 T -(r) 350.41 186.67 T -(s) 354.08 186.67 T -(i) 358.37 186.67 T -(o) 361.43 186.67 T -(n) 366.94 186.67 T -(o) 375.62 186.67 T -(f) 381.13 186.67 T -(i) 387.97 186.67 T -(t) 391.03 186.67 T -(s) 394.1 186.67 T -(p) 401.55 186.67 T -(l) 407.06 186.67 T -(a) 410.13 186.67 T -(i) 415.02 186.67 T -(n) 418.08 186.67 T -(o) 426.76 186.67 T -(r) 432.27 186.67 T -(l) 439.11 186.67 T -(o) 442.17 186.67 T -(n) 447.68 186.67 T -(g) 453.19 186.67 T -(i) 461.87 186.67 T -(n) 464.93 186.67 T -(t) 470.44 186.67 T -(e) 473.51 186.67 T -(g) 478.4 186.67 T -(e) 483.9 186.67 T -(r) 488.8 186.67 T -(a) 495.64 186.67 T -(r) 500.53 186.67 T -(g) 504.2 186.67 T -(u) 509.7 186.67 T -(m) 515.21 186.67 T -(e) 523.78 186.67 T -(n) 528.67 186.67 T -(t) 534.18 186.67 T -(.) 537.24 186.67 T -(The bit-wise inversion of) 99 173.67 T -2 F -(x) 212.65 173.67 T -1 F -( is defined as) 219.25 173.67 T -2 F -(-\050x+1\051) 279.74 173.67 T -1 F -(. It only applies to integral numbers.) 319.34 173.67 T -(In all three cases, if the argument does not have the proper type, a) 99 148.67 T -2 F -(TypeError) 391.04 148.67 T -1 F -( exception is raised.) 450.44 148.67 T -0 14 Q -(5.6) 99 121.67 T -(Binary arithmetic operations) 135 121.67 T -1 11 Q -(The) 99 96.67 T -(remaining) 119.03 96.67 T -(binary) 166.56 96.67 T -(arithmetic) 197.59 96.67 T -(operations) 245.12 96.67 T -(have) 293.88 96.67 T -(the) 317.57 96.67 T -(conventional) 333.94 96.67 T -(priority) 393.69 96.67 T -(levels.) 429.61 96.67 T -(Note) 460.95 96.67 T -(that) 485.26 96.67 T -(some) 504.69 96.67 T -(of) 530.84 96.67 T -(these) 99 83.67 T -(operations) 125 83.67 T -(also) 174.22 83.67 T -(apply) 195.34 83.67 T -(to) 223.18 83.67 T -(certain) 235.13 83.67 T -(non-numeric) 268.46 83.67 T -(types.) 328.07 83.67 T -(Apart) 357.44 83.67 T -(from) 385.88 83.67 T -(the) 410.66 83.67 T -(power) 427.5 83.67 T -(operator,) 458.39 83.67 T -(there) 501.18 83.67 T -(are) 526.57 83.67 T -(only two levels, one for multiplicative operators and one for additive operators:) 99 70.67 T -FMENDPAGE -%%EndPage: "32" 38 -%%Page: "33" 39 -612 792 0 FMBEGINPAGE -0 FrameSetSepColors -FrameNoSep -0 0 0 1 0 0 0 1 K -1 10 Q -0 X -(33) 530 37.33 T -585 292.5 598.5 720 R -5 9 Q -(\245) 0 270 592.5 720 TF -(Expressions) 0 270 592.5 711 TF -585 292.5 598.5 720 R -2 10 Q -(m_expr: u_expr | m_expr "*" u_expr) 99 713.33 T -( | m_expr "/" u_expr | m_expr "%" u_expr) 99 701.33 T -(a_expr: m_expr | aexpr "+" m_expr | aexpr "-" m_expr) 99 689.33 T -1 11 Q -(The) 99 664.67 T -(") 118.41 664.67 T -2 F -(*) 122.89 664.67 T -1 F -(") 129.49 664.67 T -(\050multiplication\051) 136.28 664.67 T -(operator) 207.64 664.67 T -(yields) 246.6 664.67 T -(the) 275.18 664.67 T -(product) 290.92 664.67 T -(of) 326.83 664.67 T -(its) 338.29 664.67 T -(arguments.) 350.99 664.67 T -(The) 401.86 664.67 T -(arguments) 421.27 664.67 T -(must) 469.4 664.67 T -(either) 493.09 664.67 T -(both) 520.44 664.67 T -(be) 99 651.67 T -(numbers,) 112.01 651.67 T -(or) 155.28 651.67 T -(one) 167.07 651.67 T -(argument) 185.59 651.67 T -(must) 229.76 651.67 T -(be) 253.79 651.67 T -(a) 266.81 651.67 T -(plain) 274.32 651.67 T -(integer) 298.95 651.67 T -(and) 332.13 651.67 T -(the) 350.64 651.67 T -(other) 366.72 651.67 T -(must) 391.95 651.67 T -(be) 415.98 651.67 T -(a) 428.99 651.67 T -(sequence.) 436.51 651.67 T -(In) 482.2 651.67 T -(the) 494 651.67 T -(former) 510.07 651.67 T -(case,) 99 638.67 T -(the) 123.14 638.67 T -(numbers) 139.03 638.67 T -(are) 179.37 638.67 T -(converted) 195.26 638.67 T -(to) 241.09 638.67 T -(a) 252.1 638.67 T -(common) 259.44 638.67 T -(type) 300.39 638.67 T -(and) 321.79 638.67 T -(then) 340.13 638.67 T -(multiplied) 361.52 638.67 T -(together.) 409.21 638.67 T -(In) 450.46 638.67 T -(the) 462.08 638.67 T -(latter) 477.98 638.67 T -(case,) 503.04 638.67 T -(se-) 527.17 638.67 T -(quence repetition is performed; a negative repetition factor yields an empty sequence.) 99 625.67 T -(The) 99 600.67 T -(") 118.46 600.67 T -2 F -(/) 122.95 600.67 T -1 F -(") 129.55 600.67 T -(\050division\051) 136.39 600.67 T -(operator) 181.52 600.67 T -(yields) 220.52 600.67 T -(the) 249.16 600.67 T -(quotient) 264.95 600.67 T -(of) 303.36 600.67 T -(its) 314.88 600.67 T -(arguments.) 327.63 600.67 T -(The) 378.56 600.67 T -(numeric) 398.02 600.67 T -(arguments) 436.42 600.67 T -(are) 484.59 600.67 T -(first) 500.38 600.67 T -(con-) 520.45 600.67 T -(verted) 99 587.67 T -(to) 129.28 587.67 T -(a) 140.63 587.67 T -(common) 148.3 587.67 T -(type.) 189.59 587.67 T -(Plain) 214.08 587.67 T -(or) 239.48 587.67 T -(long) 251.44 587.67 T -(integer) 273.79 587.67 T -(division) 307.12 587.67 T -(yields) 345.37 587.67 T -(an) 374.44 587.67 T -(integer) 387.61 587.67 T -(of) 420.95 587.67 T -(the) 432.9 587.67 T -(same) 449.14 587.67 T -(type;) 474.53 587.67 T -(the) 499.32 587.67 T -(result) 515.56 587.67 T -(is) 99 574.67 T -(that) 108.87 574.67 T -(of) 127.89 574.67 T -(mathematical) 139.59 574.67 T -(division) 201.38 574.67 T -(with) 239.36 574.67 T -(the) 261.45 574.67 T -(\324floor\325) 277.42 574.67 T -(function) 308.66 574.67 T -(applied) 347.85 574.67 T -(to) 382.76 574.67 T -(the) 393.85 574.67 T -(result.) 409.82 574.67 T -(Division) 439.54 574.67 T -(by) 479.96 574.67 T -(zero) 493.49 574.67 T -(raises) 514.95 574.67 T -(the) 99 561.67 T -2 F -(ZeroDivisionError) 115.19 561.67 T -1 F -( exception) 227.39 561.67 T -(The) 99 536.67 T -(") 118.39 536.67 T -2 F -(%) 122.88 536.67 T -1 F -(") 129.48 536.67 T -(\050modulo\051) 136.25 536.67 T -(operator) 179.47 536.67 T -(yields) 218.4 536.67 T -(the) 246.97 536.67 T -(remainder) 262.69 536.67 T -(from) 309.57 536.67 T -(the) 333.23 536.67 T -(division) 348.96 536.67 T -(of) 386.69 536.67 T -(the) 398.14 536.67 T -(first) 413.86 536.67 T -(argument) 433.87 536.67 T -(by) 477.7 536.67 T -(the) 490.98 536.67 T -(second.) 506.7 536.67 T -(T) 99 523.67 T -(h) 105.93 523.67 T -(e) 111.63 523.67 T -(n) 120.09 523.67 T -(u) 125.8 523.67 T -(m) 131.5 523.67 T -(e) 140.27 523.67 T -(r) 145.36 523.67 T -(i) 149.23 523.67 T -(c) 152.49 523.67 T -(a) 160.95 523.67 T -(r) 166.04 523.67 T -(g) 169.91 523.67 T -(u) 175.61 523.67 T -(m) 181.32 523.67 T -(e) 190.08 523.67 T -(n) 195.17 523.67 T -(t) 200.88 523.67 T -(s) 204.14 523.67 T -(a) 211.99 523.67 T -(r) 217.09 523.67 T -(e) 220.95 523.67 T -(f) 229.41 523.67 T -(i) 233.28 523.67 T -(r) 236.54 523.67 T -(s) 240.41 523.67 T -(t) 244.9 523.67 T -(c) 251.53 523.67 T -(o) 256.62 523.67 T -(n) 262.33 523.67 T -(v) 268.03 523.67 T -(e) 273.74 523.67 T -(r) 278.83 523.67 T -(t) 282.7 523.67 T -(e) 285.96 523.67 T -(d) 291.05 523.67 T -(t) 300.13 523.67 T -(o) 303.39 523.67 T -(a) 312.46 523.67 T -(c) 320.92 523.67 T -(o) 326.01 523.67 T -(m) 331.72 523.67 T -(m) 340.48 523.67 T -(o) 349.25 523.67 T -(n) 354.95 523.67 T -(t) 364.03 523.67 T -(y) 367.29 523.67 T -(p) 373 523.67 T -(e) 378.7 523.67 T -(.) 383.79 523.67 T -(A) 390.12 523.67 T -(z) 401.63 523.67 T -(e) 406.72 523.67 T -(r) 411.81 523.67 T -(o) 415.68 523.67 T -(r) 424.76 523.67 T -(i) 428.62 523.67 T -(g) 431.89 523.67 T -(h) 437.59 523.67 T -(t) 443.3 523.67 T -(a) 449.93 523.67 T -(r) 455.02 523.67 T -(g) 458.89 523.67 T -(u) 464.6 523.67 T -(m) 470.3 523.67 T -(e) 479.07 523.67 T -(n) 484.16 523.67 T -(t) 489.86 523.67 T -(r) 496.49 523.67 T -(a) 500.36 523.67 T -(i) 505.45 523.67 T -(s) 508.72 523.67 T -(e) 513.2 523.67 T -(s) 518.29 523.67 T -(t) 526.15 523.67 T -(h) 529.41 523.67 T -(e) 535.11 523.67 T -2 F -(ZeroDivisionError) 99 510.67 T -1 F -(exception.) 213.69 510.67 T -(The) 261.69 510.67 T -(arguments) 281.28 510.67 T -(may) 329.6 510.67 T -(be) 351.03 510.67 T -(floating) 363.9 510.67 T -(point) 400.61 510.67 T -(numbers,) 425.71 510.67 T -(e.g.) 468.83 510.67 T -2 F -(3.14%0.7) 487.2 510.67 T -1 F -(equals) 99 497.67 T -2 F -(0.34) 130.2 497.67 T -1 F -(\050since) 159.69 497.67 T -2 F -(3.14) 189.06 497.67 T -1 F -(equals) 218.55 497.67 T -2 F -(4*0.7+0.34) 249.75 497.67 T -1 F -(\051.) 315.75 497.67 T -(The) 325.26 497.67 T -(modulo) 345.46 497.67 T -(operator) 382.17 497.67 T -(always) 421.91 497.67 T -(yields) 455.55 497.67 T -(a) 484.93 497.67 T -(result) 492.91 497.67 T -(with) 520.44 497.67 T -(the) 99 484.67 T -(same) 115.35 484.67 T -(sign) 140.87 484.67 T -(as) 162.12 484.67 T -(its) 174.19 484.67 T -(second) 187.5 484.67 T -(operand) 220.96 484.67 T -(\050or) 259.3 484.67 T -(zero\051;) 275.04 484.67 T -(the) 303.6 484.67 T -(absolute) 319.95 484.67 T -(value) 359.53 484.67 T -(of) 386.26 484.67 T -(the) 398.34 484.67 T -(result) 414.69 484.67 T -(is) 442.05 484.67 T -(strictly) 452.29 484.67 T -(smaller) 485.76 484.67 T -(than) 521.06 484.67 T -(the second operand.) 99 471.67 T -(The) 99 446.67 T -(integer) 118.46 446.67 T -(division) 151.36 446.67 T -(and) 189.17 446.67 T -(modulo) 207.4 446.67 T -(operators) 243.37 446.67 T -(are) 286.66 446.67 T -(connected) 302.44 446.67 T -(by) 349.39 446.67 T -(the) 362.74 446.67 T -(following) 378.54 446.67 T -(identity:) 423.67 446.67 T -2 F -(x) 462.7 446.67 T -(==) 474.95 446.67 T -(\050x/y\051*y) 493.8 446.67 T -(+) 99 433.67 T -(\050) 113.26 433.67 T -(x) 119.9 433.67 T -(%) 126.54 433.67 T -(y) 133.17 433.67 T -(\051) 139.81 433.67 T -1 F -(.) 146.44 433.67 T -(I) 152.43 433.67 T -(n) 156.13 433.67 T -(t) 161.66 433.67 T -(e) 164.76 433.67 T -(g) 169.68 433.67 T -(e) 175.22 433.67 T -(r) 180.14 433.67 T -(d) 187.03 433.67 T -(i) 192.57 433.67 T -(v) 195.66 433.67 T -(i) 201.2 433.67 T -(s) 204.3 433.67 T -(i) 208.61 433.67 T -(o) 211.71 433.67 T -(n) 217.24 433.67 T -(a) 225.98 433.67 T -(n) 230.9 433.67 T -(d) 236.43 433.67 T -(m) 245.17 433.67 T -(o) 253.76 433.67 T -(d) 259.3 433.67 T -(u) 264.84 433.67 T -(l) 270.37 433.67 T -(o) 273.47 433.67 T -(a) 282.2 433.67 T -(r) 287.12 433.67 T -(e) 290.82 433.67 T -(a) 298.94 433.67 T -(l) 303.86 433.67 T -(s) 306.95 433.67 T -(o) 311.27 433.67 T -(c) 320.01 433.67 T -(o) 324.93 433.67 T -(n) 330.46 433.67 T -(n) 336 433.67 T -(e) 341.54 433.67 T -(c) 346.45 433.67 T -(t) 351.38 433.67 T -(e) 354.47 433.67 T -(d) 359.39 433.67 T -(w) 368.12 433.67 T -(i) 376.1 433.67 T -(t) 379.2 433.67 T -(h) 382.29 433.67 T -(t) 391.03 433.67 T -(h) 394.12 433.67 T -(e) 399.66 433.67 T -(b) 407.78 433.67 T -(u) 413.31 433.67 T -(i) 418.85 433.67 T -(l) 421.94 433.67 T -(t) 425.04 433.67 T -(-) 428.13 433.67 T -(i) 431.83 433.67 T -(n) 434.93 433.67 T -(f) 443.66 433.67 T -(u) 447.36 433.67 T -(n) 452.9 433.67 T -(c) 458.43 433.67 T -(t) 463.35 433.67 T -(i) 466.45 433.67 T -(o) 469.54 433.67 T -(n) 475.08 433.67 T -2 F -(d) 483.81 433.67 T -(i) 490.45 433.67 T -(v) 497.09 433.67 T -(m) 503.72 433.67 T -(o) 510.36 433.67 T -(d) 516.99 433.67 T -(\050) 523.63 433.67 T -(\051) 530.27 433.67 T -1 F -(:) 536.9 433.67 T -2 F -(d) 99 420.67 T -(i) 105.62 420.67 T -(v) 112.23 420.67 T -(m) 118.85 420.67 T -(o) 125.47 420.67 T -(d) 132.08 420.67 T -(\050) 138.7 420.67 T -(x) 145.32 420.67 T -(,) 151.93 420.67 T -(y) 166.16 420.67 T -(\051) 172.77 420.67 T -(=) 187 420.67 T -(=) 193.61 420.67 T -(\050) 207.84 420.67 T -(x) 214.45 420.67 T -(/) 221.07 420.67 T -(y) 227.68 420.67 T -(,) 234.3 420.67 T -(x) 248.52 420.67 T -(%) 255.14 420.67 T -(y) 261.76 420.67 T -(\051) 268.38 420.67 T -1 F -(.) 274.99 420.67 T -(T) 280.94 420.67 T -(h) 287.67 420.67 T -(e) 293.19 420.67 T -(s) 298.09 420.67 T -(e) 302.39 420.67 T -(i) 310.47 420.67 T -(d) 313.54 420.67 T -(e) 319.06 420.67 T -(n) 323.96 420.67 T -(t) 329.48 420.67 T -(i) 332.55 420.67 T -(t) 335.62 420.67 T -(i) 338.7 420.67 T -(e) 341.77 420.67 T -(s) 346.67 420.67 T -(d) 354.15 420.67 T -(o) 359.67 420.67 T -(n) 365.18 420.67 T -(\325) 370.7 420.67 T -(t) 374.38 420.67 T -(h) 380.63 420.67 T -(o) 386.15 420.67 T -(l) 391.67 420.67 T -(d) 394.74 420.67 T -(f) 403.44 420.67 T -(o) 407.12 420.67 T -(r) 412.63 420.67 T -(f) 419.49 420.67 T -(l) 423.17 420.67 T -(o) 426.25 420.67 T -(a) 431.76 420.67 T -(t) 436.66 420.67 T -(i) 439.74 420.67 T -(n) 442.81 420.67 T -(g) 448.33 420.67 T -(p) 457.02 420.67 T -(o) 462.54 420.67 T -(i) 468.06 420.67 T -(n) 471.13 420.67 T -(t) 476.65 420.67 T -(a) 482.9 420.67 T -(n) 487.8 420.67 T -(d) 493.32 420.67 T -(c) 502.02 420.67 T -(o) 506.92 420.67 T -(m) 512.43 420.67 T -(p) 521.01 420.67 T -(l) 526.52 420.67 T -(e) 529.6 420.67 T -(x) 534.5 420.67 T -(numbers; there a similar identity holds where) 99 407.67 T -2 F -(x/y) 300.95 407.67 T -1 F -( is replaced by) 320.75 407.67 T -2 F -(floor\050x/y\051) 387.34 407.67 T -1 F -(\051 or) 453.34 407.67 T -2 F -(floor\050\050x/y\051.real\051) 99 394.67 T -1 F -(, respectively.) 211.2 394.67 T -(The) 99 369.67 T -2 F -("+") 118.31 369.67 T -1 F -(\050addition\051) 140.32 369.67 T -(operator) 185.91 369.67 T -(yields) 224.77 369.67 T -(the) 253.26 369.67 T -(sum) 268.91 369.67 T -(of) 289.46 369.67 T -(its) 300.83 369.67 T -(arguments.) 313.43 369.67 T -(The) 364.21 369.67 T -(arguments) 383.53 369.67 T -(must) 431.56 369.67 T -(either) 455.17 369.67 T -(both) 482.42 369.67 T -(be) 504.19 369.67 T -(num-) 516.78 369.67 T -(bers,) 99 356.67 T -(or) 122.6 356.67 T -(both) 134.29 356.67 T -(sequences) 156.37 356.67 T -(of) 203.48 356.67 T -(the) 215.17 356.67 T -(same) 231.13 356.67 T -(type.) 256.26 356.67 T -(In) 280.48 356.67 T -(the) 292.17 356.67 T -(former) 308.13 356.67 T -(case,) 340.58 356.67 T -(the) 364.79 356.67 T -(numbers) 380.75 356.67 T -(are) 421.16 356.67 T -(converted) 437.11 356.67 T -(to) 483.01 356.67 T -(a) 494.09 356.67 T -(common) 501.5 356.67 T -(type and then added together. In the latter case, the sequences are concatenated.) 99 343.67 T -(T) 99 318.67 T -(h) 105.78 318.67 T -(e) 111.33 318.67 T -2 F -(") 119.49 318.67 T -(-) 126.14 318.67 T -(") 132.8 318.67 T -1 F -(\050) 142.67 318.67 T -(s) 146.39 318.67 T -(u) 150.72 318.67 T -(b) 156.28 318.67 T -(t) 161.83 318.67 T -(r) 164.94 318.67 T -(a) 168.66 318.67 T -(c) 173.6 318.67 T -(t) 178.54 318.67 T -(i) 181.65 318.67 T -(o) 184.77 318.67 T -(n) 190.32 318.67 T -(\051) 195.88 318.67 T -(o) 202.81 318.67 T -(p) 208.37 318.67 T -(e) 213.92 318.67 T -(r) 218.86 318.67 T -(a) 222.58 318.67 T -(t) 227.52 318.67 T -(o) 230.63 318.67 T -(r) 236.18 318.67 T -(y) 243.12 318.67 T -(i) 248.68 318.67 T -(e) 251.79 318.67 T -(l) 256.73 318.67 T -(d) 259.84 318.67 T -(s) 265.39 318.67 T -(t) 272.95 318.67 T -(h) 276.06 318.67 T -(e) 281.61 318.67 T -(d) 289.77 318.67 T -(i) 295.33 318.67 T -(f) 298.44 318.67 T -(f) 302.16 318.67 T -(e) 305.87 318.67 T -(r) 310.81 318.67 T -(e) 314.53 318.67 T -(n) 319.47 318.67 T -(c) 325.02 318.67 T -(e) 329.96 318.67 T -(o) 338.12 318.67 T -(f) 343.67 318.67 T -(i) 350.61 318.67 T -(t) 353.72 318.67 T -(s) 356.84 318.67 T -(a) 364.39 318.67 T -(r) 369.33 318.67 T -(g) 373.04 318.67 T -(u) 378.6 318.67 T -(m) 384.15 318.67 T -(e) 392.77 318.67 T -(n) 397.7 318.67 T -(t) 403.26 318.67 T -(s) 406.37 318.67 T -(.) 410.71 318.67 T -(T) 416.73 318.67 T -(h) 423.51 318.67 T -(e) 429.06 318.67 T -(n) 437.22 318.67 T -(u) 442.77 318.67 T -(m) 448.33 318.67 T -(e) 456.94 318.67 T -(r) 461.88 318.67 T -(i) 465.6 318.67 T -(c) 468.71 318.67 T -(a) 476.87 318.67 T -(r) 481.8 318.67 T -(g) 485.52 318.67 T -(u) 491.08 318.67 T -(m) 496.63 318.67 T -(e) 505.24 318.67 T -(n) 510.18 318.67 T -(t) 515.74 318.67 T -(s) 518.85 318.67 T -(a) 526.4 318.67 T -(r) 531.34 318.67 T -(e) 535.06 318.67 T -(first converted to a common type.) 99 305.67 T -0 14 Q -(5.7) 99 278.67 T -(Shifting operations) 135 278.67 T -1 11 Q -(The shifting operations have lower priority than the arithmetic operations:) 99 253.67 T -2 10 Q -(shift_expr: a_expr | shift_expr \050 "<<" | ">>" \051 a_expr) 99 235.33 T -1 11 Q -(These) 99 210.67 T -(operators) 128.38 210.67 T -(accept) 172.42 210.67 T -(plain) 203.62 210.67 T -(or) 228.73 210.67 T -(long) 241 210.67 T -(integers) 263.67 210.67 T -(as) 301.61 210.67 T -(arguments.) 313.88 210.67 T -(The) 365.56 210.67 T -(arguments) 385.78 210.67 T -(are) 434.71 210.67 T -(converted) 451.25 210.67 T -(to) 497.73 210.67 T -(a) 509.4 210.67 T -(com-) 517.4 210.67 T -(mon) 99 197.67 T -(type.) 121.35 197.67 T -(They) 145.82 197.67 T -(shift) 171.21 197.67 T -(the) 193.56 197.67 T -(first) 209.79 197.67 T -(argument) 230.3 197.67 T -(to) 274.63 197.67 T -(the) 285.98 197.67 T -(left) 302.2 197.67 T -(or) 319.65 197.67 T -(right) 331.6 197.67 T -(by) 355.17 197.67 T -(the) 368.96 197.67 T -(number) 385.18 197.67 T -(of) 421.58 197.67 T -(bits) 433.53 197.67 T -(given) 452.21 197.67 T -(by) 479.44 197.67 T -(the) 493.22 197.67 T -(second) 509.45 197.67 T -(argument.) 99 184.67 T -(A) 99 159.67 T -(right) 109.89 159.67 T -(shift) 133.62 159.67 T -(by) 156.13 159.67 T -3 F -(n) 170.07 159.67 T -1 F -(bits) 178.52 159.67 T -(is) 197.37 159.67 T -(defined) 207.65 159.67 T -(as) 243.59 159.67 T -(division) 255.7 159.67 T -(by) 294.11 159.67 T -2 F -(pow\0502,) 308.05 159.67 T -1 F -(n\051.) 347.65 159.67 T -(A) 362.52 159.67 T -(left) 373.41 159.67 T -(shift) 391.02 159.67 T -(by) 413.53 159.67 T -3 F -(n) 427.48 159.67 T -1 F -(bits) 435.92 159.67 T -(is) 454.77 159.67 T -(defined) 465.05 159.67 T -(as) 500.99 159.67 T -(multi-) 513.1 159.67 T -(plication) 99 146.67 T -(with) 139.9 146.67 T -2 F -(pow\0502,) 161.87 146.67 T -1 F -(n\051;) 201.47 146.67 T -(for) 216.09 146.67 T -(plain) 231.32 146.67 T -(integers) 255.73 146.67 T -(there) 292.96 146.67 T -(is) 317.36 146.67 T -(no) 327.1 146.67 T -(overflow) 340.5 146.67 T -(check) 382.62 146.67 T -(so) 410.67 146.67 T -(this) 422.86 146.67 T -(drops) 441.16 146.67 T -(bits) 468.01 146.67 T -(and) 486.31 146.67 T -(flips) 504.6 146.67 T -(the) 526.56 146.67 T -(sign) 99 133.67 T -(if) 120.28 133.67 T -(the) 129.94 133.67 T -(result) 146.32 133.67 T -(is) 173.7 133.67 T -(not) 183.98 133.67 T -(less) 200.98 133.67 T -(than) 220.42 133.67 T -2 F -(pow\0502,31\051) 242.3 133.67 T -1 F -(in) 304.64 133.67 T -(absolute) 316.14 133.67 T -(value.) 355.74 133.67 T -(Negative) 385.26 133.67 T -(shift) 427.91 133.67 T -(counts) 450.41 133.67 T -(raise) 482.07 133.67 T -(a) 505.77 133.67 T -2 F -(Val-) 513.6 133.67 T -(ueError) 99 120.67 T -1 F -( exception.) 145.2 120.67 T -0 14 Q -(5.8) 99 93.67 T -(Binary bit-wise operations) 135 93.67 T -1 11 Q -(Each of the three bitwise operations has a different priority level:) 99 68.67 T -FMENDPAGE -%%EndPage: "33" 39 -%%Page: "34" 40 -612 792 0 FMBEGINPAGE -0 FrameSetSepColors -FrameNoSep -0 0 0 1 0 0 0 1 K -1 10 Q -0 X -(34) 76.5 37.33 T -2 F -(and_expr: shift_expr | and_expr "&" shift_expr) 76.5 713.33 T -(xor_expr: and_expr | xor_expr "^" and_expr) 76.5 701.33 T -(or_expr: xor_expr | or_expr "|" xor_expr) 76.5 689.33 T -1 11 Q -(T) 76.5 664.67 T -(h) 83.25 664.67 T -(e) 88.78 664.67 T -2 F -(") 96.88 664.67 T -(&) 103.51 664.67 T -(") 110.14 664.67 T -1 F -(o) 119.96 664.67 T -(p) 125.49 664.67 T -(e) 131.02 664.67 T -(r) 135.93 664.67 T -(a) 139.62 664.67 T -(t) 144.54 664.67 T -(o) 147.62 664.67 T -(r) 153.15 664.67 T -(y) 160.03 664.67 T -(i) 165.56 664.67 T -(e) 168.65 664.67 T -(l) 173.56 664.67 T -(d) 176.65 664.67 T -(s) 182.18 664.67 T -(t) 189.68 664.67 T -(h) 192.76 664.67 T -(e) 198.29 664.67 T -(b) 206.4 664.67 T -(i) 211.92 664.67 T -(t) 215.01 664.67 T -(-) 218.1 664.67 T -(w) 221.79 664.67 T -(i) 229.76 664.67 T -(s) 232.85 664.67 T -(e) 237.15 664.67 T -(A) 245.26 664.67 T -(N) 253.23 664.67 T -(D) 261.2 664.67 T -(o) 272.36 664.67 T -(f) 277.89 664.67 T -(i) 284.77 664.67 T -(t) 287.86 664.67 T -(s) 290.95 664.67 T -(a) 298.45 664.67 T -(r) 303.36 664.67 T -(g) 307.05 664.67 T -(u) 312.58 664.67 T -(m) 318.11 664.67 T -(e) 326.7 664.67 T -(n) 331.61 664.67 T -(t) 337.14 664.67 T -(s) 340.22 664.67 T -(,) 344.53 664.67 T -(w) 350.5 664.67 T -(h) 358.47 664.67 T -(i) 364 664.67 T -(c) 367.09 664.67 T -(h) 372 664.67 T -(m) 380.72 664.67 T -(u) 389.31 664.67 T -(s) 394.83 664.67 T -(t) 399.14 664.67 T -(b) 405.42 664.67 T -(e) 410.95 664.67 T -(p) 419.05 664.67 T -(l) 424.58 664.67 T -(a) 427.67 664.67 T -(i) 432.58 664.67 T -(n) 435.67 664.67 T -(o) 444.39 664.67 T -(r) 449.92 664.67 T -(l) 456.8 664.67 T -(o) 459.89 664.67 T -(n) 465.42 664.67 T -(g) 470.94 664.67 T -(i) 479.66 664.67 T -(n) 482.75 664.67 T -(t) 488.28 664.67 T -(e) 491.37 664.67 T -(g) 496.28 664.67 T -(e) 501.81 664.67 T -(r) 506.72 664.67 T -(s) 510.41 664.67 T -(.) 514.72 664.67 T -(The arguments are converted to a common type.) 76.5 651.67 T -(T) 76.5 626.67 T -(h) 83.22 626.67 T -(e) 88.72 626.67 T -2 F -(") 96.77 626.67 T -(^) 103.37 626.67 T -(") 109.97 626.67 T -1 F -(o) 119.73 626.67 T -(p) 125.23 626.67 T -(e) 130.73 626.67 T -(r) 135.62 626.67 T -(a) 139.28 626.67 T -(t) 144.16 626.67 T -(o) 147.22 626.67 T -(r) 152.72 626.67 T -(y) 159.55 626.67 T -(i) 165.05 626.67 T -(e) 168.1 626.67 T -(l) 172.99 626.67 T -(d) 176.05 626.67 T -(s) 181.55 626.67 T -(t) 188.99 626.67 T -(h) 192.05 626.67 T -(e) 197.55 626.67 T -(b) 205.59 626.67 T -(i) 211.09 626.67 T -(t) 214.15 626.67 T -(w) 217.21 626.67 T -(i) 225.15 626.67 T -(s) 228.21 626.67 T -(e) 232.49 626.67 T -(X) 240.54 626.67 T -(O) 248.48 626.67 T -(R) 256.42 626.67 T -(\050) 266.92 626.67 T -(e) 270.58 626.67 T -(x) 275.47 626.67 T -(c) 280.97 626.67 T -(l) 285.85 626.67 T -(u) 288.91 626.67 T -(s) 294.41 626.67 T -(i) 298.69 626.67 T -(v) 301.75 626.67 T -(e) 307.25 626.67 T -(O) 315.29 626.67 T -(R) 323.23 626.67 T -(\051) 330.57 626.67 T -(o) 337.4 626.67 T -(f) 342.9 626.67 T -(i) 349.72 626.67 T -(t) 352.78 626.67 T -(s) 355.84 626.67 T -(a) 363.28 626.67 T -(r) 368.17 626.67 T -(g) 371.83 626.67 T -(u) 377.33 626.67 T -(m) 382.83 626.67 T -(e) 391.39 626.67 T -(n) 396.27 626.67 T -(t) 401.77 626.67 T -(s) 404.83 626.67 T -(,) 409.11 626.67 T -(w) 415.02 626.67 T -(h) 422.96 626.67 T -(i) 428.46 626.67 T -(c) 431.52 626.67 T -(h) 436.41 626.67 T -(m) 445.07 626.67 T -(u) 453.63 626.67 T -(s) 459.13 626.67 T -(t) 463.41 626.67 T -(b) 469.63 626.67 T -(e) 475.13 626.67 T -(p) 483.17 626.67 T -(l) 488.67 626.67 T -(a) 491.73 626.67 T -(i) 496.61 626.67 T -(n) 499.67 626.67 T -(o) 508.34 626.67 T -(r) 513.84 626.67 T -(long integers. The arguments are converted to a common type.) 76.5 613.67 T -(The) 76.5 588.67 T -2 F -("|") 96.19 588.67 T -1 F -(operator) 118.57 588.67 T -(yields) 157.8 588.67 T -(the) 186.66 588.67 T -(bitwise) 202.68 588.67 T -(\050inclusive\051) 237.04 588.67 T -(OR) 286.67 588.67 T -(of) 304.53 588.67 T -(its) 316.27 588.67 T -(arguments,) 329.25 588.67 T -(which) 380.41 588.67 T -(must) 409.87 588.67 T -(be) 433.85 588.67 T -(plain) 446.81 588.67 T -(or) 471.39 588.67 T -(long) 483.14 588.67 T -(in-) 505.28 588.67 T -(tegers. The arguments are converted to a common type.) 76.5 575.67 T -0 14 Q -(5.9) 76.5 548.67 T -(Comparisons) 112.5 548.67 T -1 11 Q -(Contrary) 76.5 523.67 T -(to) 118.61 523.67 T -(C,) 130.17 523.67 T -(all) 143.27 523.67 T -(comparison) 157.27 523.67 T -(operations) 211.6 523.67 T -(in) 260.44 523.67 T -(Python) 272 523.67 T -(have) 306.18 523.67 T -(the) 329.95 523.67 T -(same) 346.4 523.67 T -(priority,) 372.01 523.67 T -(which) 410.77 523.67 T -(is) 440.66 523.67 T -(lower) 451 523.67 T -(than) 479.05 523.67 T -(that) 501 523.67 T -(of) 76.5 510.67 T -(any) 88.89 510.67 T -(arithmetic,) 107.99 510.67 T -(shifting) 158.57 510.67 T -(or) 195.41 510.67 T -(bitwise) 207.8 510.67 T -(operation.) 242.8 510.67 T -(Also) 290.32 510.67 T -(contrary) 314.32 510.67 T -(to) 354.2 510.67 T -(C,) 365.98 510.67 T -(expressions) 379.29 510.67 T -(like) 433.83 510.67 T -2 F -(a) 453.56 510.67 T -(<) 467.89 510.67 T -(b) 482.23 510.67 T -(<) 496.56 510.67 T -(c) 510.9 510.67 T -1 F -(have the interpretation that is conventional in mathematics:) 76.5 497.67 T -2 10 Q -(comparison: or_expr \050comp_operator or_expr\051*) 76.5 479.33 T -(comp_operator:) 76.5 467.33 T -("<"|">"|"=="|">="|"<="|"<>"|"!="|"is") 168.9 467.33 T -(["not"]|["not"]) 395.1 467.33 T -("in") 489.3 467.33 T -1 11 Q -(Comparisons yield integer values: 1 for true, 0 for false.) 76.5 442.67 T -(Comparisons) 76.5 417.67 T -(can) 137.1 417.67 T -(be) 154.92 417.67 T -(chained) 167.85 417.67 T -(arbitrarily,) 204.6 417.67 T -(e.g.) 253.88 417.67 T -2 F -(x) 272.31 417.67 T -(<) 285.02 417.67 T -(y) 297.73 417.67 T -(<=) 310.44 417.67 T -(z) 329.75 417.67 T -1 F -(is) 338.89 417.67 T -(equivalent) 348.77 417.67 T -(to) 397.15 417.67 T -2 F -(x) 408.25 417.67 T -(<) 420.96 417.67 T -(y) 433.67 417.67 T -(and) 446.37 417.67 T -(y) 472.28 417.67 T -(<=) 484.99 417.67 T -(z,) 504.3 417.67 T -1 F -(except) 76.5 404.67 T -(that) 107.82 404.67 T -2 F -(y) 126.92 404.67 T -1 F -(is) 136.13 404.67 T -(evaluated) 146.07 404.67 T -(only) 190.83 404.67 T -(once) 212.99 404.67 T -(\050but) 236.36 404.67 T -(in) 256.69 404.67 T -(both) 267.85 404.67 T -(cases) 290.02 404.67 T -2 F -(z) 315.83 404.67 T -1 F -(is) 325.04 404.67 T -(not) 334.98 404.67 T -(evaluated) 351.64 404.67 T -(at) 396.4 404.67 T -(all) 406.95 404.67 T -(when) 420.55 404.67 T -2 F -(x) 446.98 404.67 T -(<) 459.84 404.67 T -(y) 472.69 404.67 T -1 F -(is) 481.89 404.67 T -(found) 491.84 404.67 T -(to be false\051.) 76.5 391.67 T -(Formally,) 76.5 366.67 T -(if) 122.02 366.67 T -3 F -(a) 131.18 366.67 T -1 F -(,) 136.68 366.67 T -3 F -(b) 141.87 366.67 T -1 F -(,) 147.37 366.67 T -3 F -(c) 152.56 366.67 T -1 F -(,) 157.44 366.67 T -(...,) 162.63 366.67 T -3 F -(y) 176.06 366.67 T -1 F -(,) 180.95 366.67 T -3 F -(z) 186.13 366.67 T -1 F -(are) 192.85 366.67 T -(expressions) 208.72 366.67 T -(and) 262.48 366.67 T -3 F -(opa) 280.8 366.67 T -1 F -(,) 297.3 366.67 T -3 F -(opb) 302.49 366.67 T -1 F -(,) 318.99 366.67 T -(...,) 324.18 366.67 T -3 F -(opy) 337.61 366.67 T -1 F -(are) 355.93 366.67 T -(comparison) 371.8 366.67 T -(operators,) 425.57 366.67 T -(then) 471.68 366.67 T -3 F -(a) 493.06 366.67 T -(opa) 501 366.67 T -(b) 76.5 353.67 T -(opb) 84.8 353.67 T -(c) 104.1 353.67 T -1 F -(...) 111.78 353.67 T -3 F -(y) 122.82 353.67 T -(opy) 130.51 353.67 T -(z) 149.19 353.67 T -1 F -(is) 156.26 353.67 T -(equivalent) 166.4 353.67 T -(to) 215.02 353.67 T -3 F -(a) 226.38 353.67 T -(opa) 234.68 353.67 T -(b) 253.97 353.67 T -2 F -(and) 262.27 353.67 T -3 F -(b) 288.79 353.67 T -(opb) 297.08 353.67 T -(c) 316.38 353.67 T -2 F -(and) 324.06 353.67 T -1 F -(...) 346.66 353.67 T -3 F -(y) 360.51 353.67 T -(opy) 368.19 353.67 T -(z) 386.87 353.67 T -1 F -(,) 391.15 353.67 T -(except) 396.7 353.67 T -(that) 428.2 353.67 T -(each) 447.5 353.67 T -(expression) 470.45 353.67 T -(is evaluated at most once.) 76.5 340.67 T -(Note) 76.5 315.67 T -(that) 100.81 315.67 T -3 F -(a) 120.24 315.67 T -(opa) 128.67 315.67 T -(b) 148.1 315.67 T -(opb) 156.52 315.67 T -(c) 175.95 315.67 T -1 F -(doesn\325t) 183.76 315.67 T -(imply) 219.07 315.67 T -(any) 247.68 315.67 T -(kind) 266.49 315.67 T -(of) 288.97 315.67 T -(comparison) 301.07 315.67 T -(between) 355.32 315.67 T -3 F -(a) 394.9 315.67 T -1 F -(and) 403.33 315.67 T -3 F -(c) 422.14 315.67 T -1 F -(,) 427.02 315.67 T -(so) 432.7 315.67 T -(that) 445.41 315.67 T -(e.g.) 464.83 315.67 T -2 F -(x) 483.65 315.67 T -(<) 497.27 315.67 T -(y) 510.9 315.67 T -(> z) 76.5 302.67 T -1 F -( is perfectly legal \050though perhaps not pretty\051.) 96.3 302.67 T -(The) 76.5 277.67 T -(forms) 96.08 277.67 T -2 F -(<>) 124.22 277.67 T -1 F -(and) 139.9 277.67 T -2 F -(!=) 158.25 277.67 T -1 F -(are) 173.93 277.67 T -(equivalent;) 189.84 277.67 T -(for) 241.2 277.67 T -(consistency) 256.5 277.67 T -(with) 310.3 277.67 T -(C,) 332.33 277.67 T -2 F -(!=) 344.89 277.67 T -1 F -(is) 360.57 277.67 T -(preferred;) 370.38 277.67 T -(where) 416.22 277.67 T -2 F -(!=) 445.57 277.67 T -1 F -(is) 461.24 277.67 T -(mentioned) 471.06 277.67 T -(below) 76.5 264.67 T -2 F -(<>) 106.13 264.67 T -1 F -( is also implied.) 119.33 264.67 T -(The) 76.5 239.67 T -(operators) 96.35 239.67 T -2 F -("<",) 140.02 239.67 T -(">",) 173 239.67 T -("==",) 205.98 239.67 T -(">=",) 245.56 239.67 T -("<=") 285.14 239.67 T -1 F -(,) 311.54 239.67 T -(and) 317.03 239.67 T -2 F -("!=") 335.65 239.67 T -1 F -(compare) 364.8 239.67 T -(the) 405.41 239.67 T -(values) 421.59 239.67 T -(of) 452.44 239.67 T -(two) 464.35 239.67 T -(objects.) 483.59 239.67 T -(The) 76.5 226.67 T -(objects) 96.6 226.67 T -(needn\325t) 130.76 226.67 T -(have) 166.74 226.67 T -(the) 190.5 226.67 T -(same) 206.94 226.67 T -(type.) 232.54 226.67 T -(If) 257.23 226.67 T -(both) 267.55 226.67 T -(are) 290.1 226.67 T -(numbers,) 306.52 226.67 T -(they) 350.15 226.67 T -(are) 372.09 226.67 T -(converted) 388.51 226.67 T -(to) 434.88 226.67 T -(a) 446.43 226.67 T -(common) 454.31 226.67 T -(type.) 495.81 226.67 T -(Otherwise,) 76.5 213.67 T -(objects) 127.18 213.67 T -(of) 161.06 213.67 T -(different) 172.94 213.67 T -(types) 213.53 213.67 T -3 F -(always) 239.46 213.67 T -1 F -(compare) 272.74 213.67 T -(unequal,) 313.33 213.67 T -(and) 353.62 213.67 T -(are) 372.22 213.67 T -(ordered) 388.37 213.67 T -(consistently) 424.68 213.67 T -(but) 479.96 213.67 T -(arbi-) 496.73 213.67 T -(t) 76.5 200.67 T -(r) 79.61 200.67 T -(a) 83.32 200.67 T -(r) 88.25 200.67 T -(i) 91.96 200.67 T -(l) 95.06 200.67 T -(y) 98.17 200.67 T -(.) 103.71 200.67 T -(\050) 109.72 200.67 T -(T) 113.43 200.67 T -(h) 120.2 200.67 T -(i) 125.75 200.67 T -(s) 128.85 200.67 T -(u) 136.39 200.67 T -(n) 141.93 200.67 T -(u) 147.48 200.67 T -(s) 153.03 200.67 T -(u) 157.35 200.67 T -(a) 162.9 200.67 T -(l) 167.83 200.67 T -(d) 174.15 200.67 T -(e) 179.7 200.67 T -(f) 184.63 200.67 T -(i) 188.34 200.67 T -(n) 191.44 200.67 T -(i) 196.99 200.67 T -(t) 200.1 200.67 T -(i) 203.2 200.67 T -(o) 206.3 200.67 T -(n) 211.85 200.67 T -(o) 220.61 200.67 T -(f) 226.16 200.67 T -(c) 233.08 200.67 T -(o) 238.01 200.67 T -(m) 243.55 200.67 T -(p) 252.16 200.67 T -(a) 257.71 200.67 T -(r) 262.64 200.67 T -(i) 266.35 200.67 T -(s) 269.45 200.67 T -(o) 273.78 200.67 T -(n) 279.33 200.67 T -(i) 288.08 200.67 T -(s) 291.19 200.67 T -(d) 298.72 200.67 T -(o) 304.27 200.67 T -(n) 309.82 200.67 T -(e) 315.37 200.67 T -(t) 323.51 200.67 T -(o) 326.61 200.67 T -(s) 335.37 200.67 T -(i) 339.7 200.67 T -(m) 342.8 200.67 T -(p) 351.4 200.67 T -(l) 356.95 200.67 T -(i) 360.06 200.67 T -(f) 363.16 200.67 T -(y) 366.87 200.67 T -(t) 375.63 200.67 T -(h) 378.73 200.67 T -(e) 384.28 200.67 T -(d) 392.42 200.67 T -(e) 397.97 200.67 T -(f) 402.9 200.67 T -(i) 406.61 200.67 T -(n) 409.72 200.67 T -(i) 415.26 200.67 T -(t) 418.37 200.67 T -(i) 421.47 200.67 T -(o) 424.58 200.67 T -(n) 430.13 200.67 T -(o) 438.88 200.67 T -(f) 444.43 200.67 T -(o) 451.35 200.67 T -(p) 456.9 200.67 T -(e) 462.45 200.67 T -(r) 467.38 200.67 T -(a) 471.09 200.67 T -(t) 476.02 200.67 T -(i) 479.12 200.67 T -(o) 482.23 200.67 T -(n) 487.77 200.67 T -(s) 493.32 200.67 T -(l) 500.86 200.67 T -(i) 503.96 200.67 T -(k) 507.07 200.67 T -(e) 512.61 200.67 T -(sorting and the) 76.5 187.67 T -2 F -(in) 144.63 187.67 T -1 F -( and) 157.83 187.67 T -2 F -(not) 179.22 187.67 T -(in) 201.77 187.67 T -1 F -( operators.\051) 214.97 187.67 T -(Comparison of objects of the same type depends on the type:) 76.5 162.67 T -(\245) 76.5 143.67 T -(Numbers are compared arithmetically.) 90.9 143.67 T -(\245) 76.5 124.67 T -(Strings) 90.9 124.67 T -(are) 125.6 124.67 T -(compared) 142.55 124.67 T -(lexicographically) 189.45 124.67 T -(using) 269.34 124.67 T -(the) 296.7 124.67 T -(numeric) 313.67 124.67 T -(equivalents) 353.23 124.67 T -(\050the) 406.86 124.67 T -(result) 427.49 124.67 T -(of) 455.45 124.67 T -(the) 468.14 124.67 T -(built-in) 485.11 124.67 T -(function) 90.9 111.67 T -2 F -(ord) 130.31 111.67 T -1 F -(\051 of their characters.) 150.11 111.67 T -(\245) 76.5 92.67 T -(Tuples 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-(This) 207.96 251.8 T -(is) 229.93 251.8 T -(sometimes) 239.67 251.8 T -(useful,) 289.14 251.8 T -(e.g.) 321.19 251.8 T -(if) 339.48 251.8 T -2 F -(s) 348.61 251.8 T -1 F -(is) 357.62 251.8 T -(a) 367.37 251.8 T -(string) 374.66 251.8 T -(that) 402.13 251.8 T -(should) 421.04 251.8 T -(be) 452.79 251.8 T -(replaced) 465.58 251.8 T -(by) 505.25 251.8 T -(a) 518.66 251.8 T -(de-) 525.95 251.8 T -(fault) 99 238.8 T -(value) 121.83 238.8 T -(if) 148.33 238.8 T -(it) 157.72 238.8 T -(is) 166.51 238.8 T -(empty,) 176.52 238.8 T -(the) 209.44 238.8 T -(expression) 225.55 238.8 T -2 F -(s) 275.27 238.8 T -(or) 288.28 238.8 T -(\325foo\325) 307.89 238.8 T -1 F -(yields) 343.56 238.8 T -(the) 372.51 238.8 T -(desired) 388.63 238.8 T -(value.) 423.07 238.8 T -(Because) 452.31 238.8 T -2 F -(not) 491.64 238.8 T -1 F -(has) 514.11 238.8 T -(to) 531.44 238.8 T -(invent) 99 225.8 T -(a) 129.61 225.8 T -(value) 137.6 225.8 T -(anyway,) 164.54 225.8 T -(it) 204.61 225.8 T -(does) 213.83 225.8 T -(not) 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238.32 187.8 T -(i) 242.73 187.8 T -(o) 245.91 187.8 T -(n) 251.54 187.8 T -(s) 257.16 187.8 T -(\051) 261.57 187.8 T -(h) 268.64 187.8 T -(a) 274.27 187.8 T -(v) 279.27 187.8 T -(e) 284.9 187.8 T -(t) 293.2 187.8 T -(h) 296.38 187.8 T -(e) 302 187.8 T -(s) 310.3 187.8 T -(a) 314.7 187.8 T -(m) 319.71 187.8 T -(e) 328.39 187.8 T -(s) 336.69 187.8 T -(y) 341.09 187.8 T -(n) 346.72 187.8 T -(t) 352.34 187.8 T -(a) 355.53 187.8 T -(c) 360.54 187.8 T -(t) 365.54 187.8 T -(i) 368.73 187.8 T -(c) 371.91 187.8 T -(p) 380.21 187.8 T -(o) 385.83 187.8 T -(s) 391.45 187.8 T -(i) 395.86 187.8 T -(t) 399.04 187.8 T -(i) 402.23 187.8 T -(o) 405.41 187.8 T -(n) 411.03 187.8 T -(a) 419.95 187.8 T -(s) 424.95 187.8 T -(e) 432.64 187.8 T -(x) 437.65 187.8 T -(p) 443.28 187.8 T -(r) 448.9 187.8 T -(e) 452.69 187.8 T -(s) 457.7 187.8 T -(s) 462.1 187.8 T -(i) 466.51 187.8 T -(o) 469.69 187.8 T -(n) 475.32 187.8 T -(s) 480.94 187.8 T -(.) 485.34 187.8 T -(T) 491.51 187.8 T -(h) 498.35 187.8 T -(e) 503.98 187.8 T -(y) 508.98 187.8 T -(a) 517.9 187.8 T -(r) 522.91 187.8 T -(e) 526.69 187.8 T -(a) 534.99 187.8 T -(s) 99 174.8 T -(h) 103.31 174.8 T -(o) 108.83 174.8 T -(r) 114.36 174.8 T -(t) 118.05 174.8 T -(h) 121.14 174.8 T -(a) 126.66 174.8 T -(n) 131.57 174.8 T -(d) 137.1 174.8 T -(t) 145.82 174.8 T -(o) 148.9 174.8 T -(c) 157.62 174.8 T -(r) 162.53 174.8 T -(e) 166.22 174.8 T -(a) 171.13 174.8 T -(t) 176.05 174.8 T -(e) 179.13 174.8 T -(a) 187.23 174.8 T -(n) 192.14 174.8 T -(o) 197.67 174.8 T -(n) 203.2 174.8 T -(y) 208.73 174.8 T -(m) 214.25 174.8 T -(o) 222.84 174.8 T -(u) 228.37 174.8 T -(s) 233.89 174.8 T -(f) 241.39 174.8 T -(u) 245.08 174.8 T -(n) 250.61 174.8 T -(c) 256.13 174.8 T -(t) 261.05 174.8 T -(i) 264.13 174.8 T -(o) 267.22 174.8 T -(n) 272.74 174.8 T -(s) 278.27 174.8 T -(;) 282.58 174.8 T -(t) 288.85 174.8 T -(h) 291.94 174.8 T -(e) 297.46 174.8 T -(e) 305.57 174.8 T -(x) 310.48 174.8 T -(p) 316 174.8 T -(r) 321.53 174.8 T -(e) 325.22 174.8 T -(s) 330.13 174.8 T 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634.67 T -(used) 194.16 634.67 T -(to) 217.56 634.67 T -(\050re\051bind) 229.37 634.67 T -(names) 268.04 634.67 T -(to) 299.39 634.67 T -(values) 311.19 634.67 T -(and) 342.53 634.67 T -(to) 361.66 634.67 T -(modify) 373.46 634.67 T -(attributes) 408.48 634.67 T -(or) 452.67 634.67 T -(items) 465.07 634.67 T -(of) 492.15 634.67 T -(mutable) 504.56 634.67 T -(objects:) 72 621.67 T -2 10 Q -(assignment_stmt: \050target_list "="\051+ expression_list) 72 603.33 T -(target_list: target \050"," target\051* [","]) 72 591.33 T -(target: identifier | "\050" target_list "\051" | "[" target_list "]") 72 579.33 T -( | attributeref | subscription | slicing) 72 567.33 T -1 11 Q -(\050See \322Primaries\323 on page) 72 542.67 T -(29 for the syntax definitions for the last three symbols.\051) 186.25 542.67 T -(An) 72 517.67 T -(assignment) 88.53 517.67 T -(statement) 141.12 517.67 T -(evaluates) 186.38 517.67 T -(the) 230.4 517.67 T -(expression) 246.93 517.67 T -(list) 297.07 517.67 T -(\050remember) 313.62 517.67 T -(that) 364.96 517.67 T -(this) 384.56 517.67 T -(can) 403.54 517.67 T -(be) 421.9 517.67 T -(a) 435.38 517.67 T -(single) 443.35 517.67 T -(expression) 472.72 517.67 T -(or) 522.86 517.67 T -(a) 535.11 517.67 T -(comma-separated) 72 504.67 T -(list,) 152.08 504.67 T -(the) 170.78 504.67 T -(latter) 186.72 504.67 T -(yielding) 211.82 504.67 T -(a) 250.37 504.67 T -(tuple\051) 257.75 504.67 T -(and) 285.91 504.67 T -(assigns) 304.29 504.67 T -(the) 338.57 504.67 T -(single) 354.5 504.67 T -(resulting) 383.28 504.67 T -(object) 424.27 504.67 T -(to) 453.65 504.67 T -(each) 464.71 504.67 T -(of) 487.36 504.67 T -(the) 499.02 504.67 T -(target) 514.95 504.67 T -(lists, from left to right.) 72 491.67 T -(Assignment) 72 466.67 T -(is) 127.24 466.67 T -(defined) 137.26 466.67 T -(recursively) 172.94 466.67 T -(depending) 224.49 466.67 T -(on) 273 466.67 T -(the) 286.69 466.67 T -(form) 302.81 466.67 T -(of) 326.88 466.67 T -(the) 338.73 466.67 T -(target) 354.86 466.67 T -(\050list\051.) 382.59 466.67 T -(When) 408.8 466.67 T -(a) 437.75 466.67 T -(target) 445.32 466.67 T -(is) 473.05 466.67 T -(part) 483.07 466.67 T -(of) 502.86 466.67 T -(a) 514.71 466.67 T -(mu-) 522.28 466.67 T -(table) 72 453.67 T -(object) 95.96 453.67 T -(\050an) 125.41 453.67 T -(attribute) 142.03 453.67 T -(reference,) 181.27 453.67 T -(subscription) 227.5 453.67 T -(or) 283.85 453.67 T -(slicing\051,) 295.59 453.67 T -(the) 333.91 453.67 T -(mutable) 349.93 453.67 T -(object) 387.94 453.67 T -(must) 417.4 453.67 T -(ultimately) 441.36 453.67 T -(perform) 488.55 453.67 T -(the) 526.56 453.67 T -(assignment) 72 440.67 T -(and) 123.98 440.67 T -(decide) 142.34 440.67 T -(about) 173.53 440.67 T -(its) 200.46 440.67 T -(validity,) 213.33 440.67 T -(and) 252.18 440.67 T -(may) 270.54 440.67 T -(raise) 291.96 440.67 T -(an) 315.21 440.67 T -(exception) 328.08 440.67 T -(if) 373.32 440.67 T -(the) 382.52 440.67 T -(assignment) 398.45 440.67 T -(is) 450.43 440.67 T -(unacceptable.) 460.24 440.67 T -(The) 522.9 440.67 T -(rules) 72 427.67 T -(observed) 96.4 427.67 T -(by) 139.13 427.67 T -(various) 153.15 427.67 T -(types) 188.55 427.67 T -(and) 214.79 427.67 T -(the) 233.69 427.67 T -(exceptions) 250.15 427.67 T -(raised) 300.21 427.67 T -(are) 329.5 427.67 T -(given) 345.95 427.67 T -(with) 373.41 427.67 T -(the) 395.98 427.67 T -(definition) 412.44 427.67 T -(of) 458.24 427.67 T -(the) 470.42 427.67 T -(object) 486.88 427.67 T -(types) 516.78 427.67 T -(\050See \322The standard type hierarchy\323 on page) 72 414.67 T -(12.\051) 267.18 414.67 T -(Assignment of an object to a target list is recursively defined as follows.) 72 389.67 T -(\245) 72 370.67 T -(If the target list is a single target: the object is assigned to that target.) 86.4 370.67 T -(\245) 72 351.67 T -(If) 86.4 351.67 T -(the) 95.99 351.67 T -(target) 111.7 351.67 T -(list) 139.01 351.67 T -(is) 154.72 351.67 T -(a) 164.32 351.67 T -(comma-separated) 171.47 351.67 T -(list) 251.32 351.67 T -(of) 267.04 351.67 T -(targets:) 278.46 351.67 T -(the) 313.11 351.67 T -(object) 328.82 351.67 T -(must) 357.96 351.67 T -(be) 381.62 351.67 T -(a) 394.27 351.67 T -(sequence) 401.42 351.67 T -(with) 444 351.67 T -(the) 465.82 351.67 T -(same) 481.53 351.67 T -(number) 506.39 351.67 T -(of) 86.4 338.67 T -(items) 98.41 338.67 T -(as) 125.1 338.67 T -(there) 137.11 338.67 T -(are) 161.95 338.67 T -(targets) 178.23 338.67 T -(in) 210.4 338.67 T -(the) 221.81 338.67 T -(target) 238.1 338.67 T -(list,) 265.99 338.67 T -(and) 285.05 338.67 T -(the) 303.78 338.67 T -(items) 320.07 338.67 T -(are) 346.75 338.67 T -(assigned,) 363.03 338.67 T -(from) 406.52 338.67 T -(left) 430.75 338.67 T -(to) 448.26 338.67 T -(right,) 459.67 338.67 T -(to) 486.05 338.67 T -(the) 497.45 338.67 T -(corre-) 513.74 338.67 T -(sponding) 86.4 325.67 T -(targets.) 129.31 325.67 T -(\050This) 163.96 325.67 T -(rule) 189.76 325.67 T -(has) 209.44 325.67 T -(been) 226.68 325.67 T -(relaxed) 250.03 325.67 T -(since) 284.98 325.67 T -(Python) 310.16 325.67 T -(1.5;) 343.91 325.67 T -(in) 363.29 325.67 T -(earlier) 374.42 325.67 T -(versions,) 405.09 325.67 T -(the) 447.08 325.67 T -(object) 463.1 325.67 T -(had) 492.56 325.67 T -(to) 511.02 325.67 T -(be) 522.16 325.67 T -(a) 535.12 325.67 T -(tuple. Since strings are sequences, an assignment like \322) 86.4 312.67 T -2 10 Q -(a, b = "xy") 328.97 312.67 T -1 11 Q -(\323 is now legal.\051) 394.97 312.67 T -(Assignment of an object to a single target is recursively defined as follows.) 72 287.67 T -(\245) 72 268.67 T -(If the target is an identifier \050name\051:) 86.4 268.67 T -(\245) 100.8 249.67 T -(If) 115.2 249.67 T -(the) 125.46 249.67 T -(name) 141.84 249.67 T -(does) 168.6 249.67 T -(not) 191.7 249.67 T -(occur) 208.69 249.67 T -(in) 236.05 249.67 T -(a) 247.55 249.67 T -2 F -(global) 255.37 249.67 T -1 F -(statement) 297.9 249.67 T -(in) 343 249.67 T -(the) 354.49 249.67 T -(current) 370.87 249.67 T -(code) 404.95 249.67 T -(block:) 428.66 249.67 T -(the) 459.09 249.67 T -(name) 475.47 249.67 T -(is) 502.23 249.67 T -(bound) 512.5 249.67 T -(to the object in the current local name space.) 115.2 236.67 T -(\245) 100.8 217.67 T -(Otherwise: the name is bound to the object in the current global name space.) 115.2 217.67 T -(The) 86.4 200.67 T -(name) 105.68 200.67 T -(is) 131.67 200.67 T -(rebound) 141.18 200.67 T -(if) 179.4 200.67 T -(it) 188.29 200.67 T -(was) 196.58 200.67 T -(already) 215.85 200.67 T -(bound.) 250.4 200.67 T -(This) 282.82 200.67 T -(can) 304.55 200.67 T -(cause) 321.99 200.67 T -(the) 348.59 200.67 T -(reference) 364.2 200.67 T -(count) 407.28 200.67 T -(for) 433.89 200.67 T -(the) 448.89 200.67 T -(object) 464.5 200.67 T -(previously) 493.56 200.67 T -(bound to the name to reach zero, causing the object to be deallocated and its) 86.4 187.67 T -(\245) 72 168.67 T -(If) 86.4 168.67 T -(the) 96.06 168.67 T -(target) 111.83 168.67 T -(is) 139.2 168.67 T -(a) 148.87 168.67 T -(target) 156.08 168.67 T -(list) 183.46 168.67 T -(enclosed) 199.24 168.67 T -(in) 240.06 168.67 T -(parentheses) 250.95 168.67 T -(or) 304.59 168.67 T -(square) 316.08 168.67 T -(brackets:) 347.12 168.67 T -(the) 389.16 168.67 T -(object) 404.93 168.67 T -(must) 434.15 168.67 T -(be) 457.87 168.67 T -(a) 470.58 168.67 T -(sequence) 477.8 168.67 T -(with) 520.44 168.67 T -(the) 86.4 155.67 T -(same) 102.37 155.67 T -(number) 127.51 155.67 T -(of) 163.65 155.67 T -(items) 175.34 155.67 T -(there) 201.71 155.67 T -(are) 226.23 155.67 T -(targets) 242.2 155.67 T -(in) 274.05 155.67 T -(the) 285.14 155.67 T -(target) 301.12 155.67 T -(list,) 328.7 155.67 T -(and) 347.43 155.67 T -(its) 365.85 155.67 T -(items) 378.77 155.67 T -(are) 405.14 155.67 T -(assigned,) 421.1 155.67 T -(from) 464.27 155.67 T -(left) 488.19 155.67 T -(to) 505.38 155.67 T -(right,) 516.47 155.67 T -(to the corresponding targets.) 86.4 142.67 T -(\245) 72 123.67 T -(If) 86.4 123.67 T -(the) 95.92 123.67 T -(target) 111.55 123.67 T -(is) 138.79 123.67 T -(an) 148.32 123.67 T -(attribute) 160.89 123.67 T -(reference:) 199.75 123.67 T -(The) 245.9 123.67 T -(primary) 265.2 123.67 T -(expression) 302.22 123.67 T -(in) 351.46 123.67 T -(the) 362.2 123.67 T -(reference) 377.84 123.67 T -(is) 420.94 123.67 T -(evaluated.) 430.47 123.67 T -(It) 477.56 123.67 T -(should) 486.47 123.67 T -(yield) 518 123.67 T -(an) 86.4 110.67 T -(object) 100.24 110.67 T -(with) 130.58 110.67 T -(assignable) 153.59 110.67 T -(attributes;) 202.87 110.67 T -(if) 250.33 110.67 T -(this) 260.5 110.67 T -(is) 279.85 110.67 T -(not) 290.64 110.67 T -(the) 308.16 110.67 T -(case,) 325.05 110.67 T -2 F -(TypeError) 350.19 110.67 T -1 F -(is) 413.04 110.67 T -(raised.) 423.84 110.67 T -(That) 456.31 110.67 T -(object) 479.93 110.67 T -(is) 510.27 110.67 T -(then) 521.06 110.67 T -(asked) 86.4 97.67 T -(to) 113.85 97.67 T -(assign) 124.82 97.67 T -(the) 154.72 97.67 T -(assigned) 170.57 97.67 T -(object) 210.86 97.67 T -(to) 240.14 97.67 T -(the) 251.11 97.67 T -(given) 266.95 97.67 T -(attribute;) 293.8 97.67 T -(if) 335.93 97.67 T -(it) 345.05 97.67 T -(cannot) 353.57 97.67 T -(perform) 385.3 97.67 T -(the) 423.14 97.67 T -(assignment,) 438.99 97.67 T -(it) 493.64 97.67 T -(raises) 502.16 97.67 T -(an) 529.61 97.67 T -(exception 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699.67 T -(list\051) 287.32 699.67 T -(or) 306.85 699.67 T -(a) 318.43 699.67 T -(mapping) 325.73 699.67 T -(object) 366.65 699.67 T -(\050e.g.) 395.95 699.67 T -(a) 417.91 699.67 T -(dictionary\051.) 425.21 699.67 T -(Next,) 478.65 699.67 T -(the) 505.2 699.67 T -(sub-) 521.06 699.67 T -(script expression is evaluated.) 113.4 686.67 T -(If) 113.4 669.67 T -(the) 123.38 669.67 T -(primary) 139.48 669.67 T -(is) 176.96 669.67 T -(a) 186.95 669.67 T -(mutable) 194.49 669.67 T -(sequence) 232.58 669.67 T -(object) 275.55 669.67 T -(\050e.g.) 305.09 669.67 T -(a) 327.29 669.67 T -(list\051,) 334.83 669.67 T -(the) 357.35 669.67 T -(subscript) 373.45 669.67 T -(must) 415.83 669.67 T -(yield) 439.87 669.67 T -(a) 464.53 669.67 T -(plain) 472.07 669.67 T -(integer.) 496.72 669.67 T -(If) 532.67 669.67 T -(it) 113.4 656.67 T -(is) 122.04 656.67 T -(negative,) 131.9 656.67 T -(the) 174.44 656.67 T -(sequence\325s) 190.4 656.67 T -(length) 241.18 656.67 T -(is) 271.2 656.67 T -(added) 281.06 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587.67 T -(pair) 468.43 587.67 T -(which) 487.71 587.67 T -(maps) 516.78 587.67 T -(the) 113.4 574.67 T -(subscript) 130.46 574.67 T -(to) 173.79 574.67 T -(the) 185.96 574.67 T -(assigned) 203.01 574.67 T -(object.) 244.51 574.67 T -(This) 277.76 574.67 T -(can) 300.93 574.67 T -(either) 319.81 574.67 T -(replace) 348.47 574.67 T -(an) 383.84 574.67 T -(existing) 397.84 574.67 T -(key/value) 436.29 574.67 T -(pair) 482.67 574.67 T -(with) 503.39 574.67 T -(the) 526.56 574.67 T -(same key value, or insert a new key/value pair \050if no key with the same value existed\051.) 113.4 561.67 T -(\245) 99 542.67 T -(If) 113.4 542.67 T -(the) 123.03 542.67 T -(target) 138.77 542.67 T -(is) 166.11 542.67 T -(a) 175.75 542.67 T -(slicing:) 182.93 542.67 T -(The) 217.62 542.67 T -(primary) 237.03 542.67 T -(expression) 274.15 542.67 T -(in) 323.5 542.67 T -(the) 334.36 542.67 T -(reference) 350.1 542.67 T -(is) 393.3 542.67 T -(evaluated.) 402.94 542.67 T -(It) 450.14 542.67 T -(should) 459.16 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503.67 T -(length.) 234.8 503.67 T -(The) 267.34 503.67 T -(bounds) 286.73 503.67 T -(should) 320.8 503.67 T -(evaluate) 352.43 503.67 T -(to) 391.38 503.67 T -(\050small\051) 402.23 503.67 T -(integers.) 435.68 503.67 T -(If) 475.55 503.67 T -(either) 485.16 503.67 T -(bound) 512.5 503.67 T -(is) 113.4 490.67 T -(negative,) 123.84 490.67 T -(the) 166.96 490.67 T -(sequence\325s) 183.5 490.67 T -(length) 234.86 490.67 T -(is) 265.46 490.67 T -(added) 275.89 490.67 T -(to) 305.26 490.67 T -(it.) 316.92 490.67 T -(The) 328.89 490.67 T -(resulting) 349.09 490.67 T -(bounds) 390.69 490.67 T -(are) 425.57 490.67 T -(clipped) 442.1 490.67 T -(to) 477.59 490.67 T -(lie) 489.25 490.67 T -(between) 503.35 490.67 T -(zero) 113.4 477.67 T -(and) 134.76 477.67 T -(the) 153.08 477.67 T -(sequence\325s) 168.96 477.67 T -(length,) 219.65 477.67 T -(inclusive.) 252.33 477.67 T -(Finally,) 297.23 477.67 T -(the) 333.59 477.67 T -(sequence) 349.46 477.67 T -(object) 392.21 477.67 T -(is) 421.53 477.67 T -(asked) 431.3 477.67 T -(to) 458.78 477.67 T -(replace) 469.77 477.67 T -(the) 503.96 477.67 T -(slice) 519.84 477.67 T -(with) 113.4 464.67 T -(the) 135.86 464.67 T -(items) 152.2 464.67 T -(of) 178.94 464.67 T -(the) 191 464.67 T -(assigned) 207.35 464.67 T -(sequence.) 248.13 464.67 T -(The) 294.1 464.67 T -(length) 314.1 464.67 T -(of) 344.5 464.67 T -(the) 356.57 464.67 T -(slice) 372.91 464.67 T -(may) 395.97 464.67 T -(be) 417.81 464.67 T -(different) 431.1 464.67 T -(from) 471.87 464.67 T -(the) 496.16 464.67 T -(length) 512.5 464.67 T -(of the assigned sequence, thus changing the length of the target sequence, if the object allows it.) 113.4 451.67 T -(\050In) 99 426.67 T -(the) 114.73 426.67 T -(current) 131.07 426.67 T -(implementation,) 165.13 426.67 T -(the) 239.84 426.67 T -(syntax) 256.19 426.67 T -(for) 287.81 426.67 T -(targets) 303.54 426.67 T -(is) 335.77 426.67 T -(taken) 346.01 426.67 T -(to) 372.74 426.67 T -(be) 384.2 426.67 T -(the) 397.49 426.67 T -(same) 413.83 426.67 T -(as) 439.34 426.67 T -(for) 451.41 426.67 T -(expressions,) 467.14 426.67 T -(and) 524.11 426.67 T -(invalid syntax is rejected during the code generation phase, causing less detailed error messages.\051) 99 413.67 T -4 F -(Warning:) 99 388.67 T -1 F -(Although) 147.08 388.67 T -(the) 190.88 388.67 T -(definition) 206.56 388.67 T -(of) 251.59 388.67 T -(assignment) 262.99 388.67 T -(implies) 314.73 388.67 T -(that) 349.37 388.67 T -(overlaps) 368.11 388.67 T -(between) 407.62 388.67 T -(the) 446.52 388.67 T -(left-hand) 462.2 388.67 T -(side) 504.15 388.67 T -(and) 524.11 388.67 T -(the) 99 375.67 T -(right-hand) 115.24 375.67 T -(side) 163.85 375.67 T -(are) 184.37 375.67 T -(\324safe\325) 200.59 375.67 T -(\050e.g.) 228.42 375.67 T -(\324\324) 250.76 375.67 T -2 F -(a,) 258.09 375.67 T -(b) 274.08 375.67 T -(=) 283.48 375.67 T -(b,) 292.87 375.67 T -(a) 308.86 375.67 T -1 F -(\325\325) 315.46 375.67 T -(swaps) 325.58 375.67 T -(two) 355.26 375.67 T -(variables\051,) 374.55 375.67 T -(overlaps) 423.47 375.67 T -3 F -(within) 463.53 375.67 T -1 F -(the) 493.83 375.67 T -(collec-) 510.07 375.67 T -(tion of assigned-to variables are not safe! For instance, the following program prints \324\324) 99 362.67 T -2 F -([0,) 479.65 362.67 T -(2]) 506.05 362.67 T -1 F -(\325\325:) 519.26 362.67 T -2 10 Q -(x = [0, 1]) 99 344.33 T -(i = 0) 99 332.33 T -(i, x[i] = 1, 2) 99 320.33 T -(print x) 99 308.33 T -0 14 Q -(6.4) 99 281.67 T -(The) 135 281.67 T -2 F -(pass) 163.78 281.67 T -0 F -( statement) 197.38 281.67 T -2 10 Q -(pass_stmt: "pass") 99 257.33 T -2 11 Q -(pass) 99 232.67 T -1 F -(is) 128.24 232.67 T -(a) 138.41 232.67 T -(null) 146.13 232.67 T -(operation) 166.08 232.67 T -(\321) 210.46 232.67 T -(when) 224.3 232.67 T -(it) 250.96 232.67 T -(is) 259.92 232.67 T -(executed,) 270.09 232.67 T -(nothing) 314.77 232.67 T -(happens.) 351.22 232.67 T -(It) 392.85 232.67 T -(is) 402.41 232.67 T -(useful) 412.58 232.67 T -(as) 442.3 232.67 T -(a) 454.3 232.67 T -(placeholder) 462.02 232.67 T -(when) 516.17 232.67 T -(a statement is required syntactically, but no code needs to be executed, for example:) 99 219.67 T -2 10 Q -(def f\050arg\051: pass # a function that does nothing \050yet\051) 99 201.33 T -(class C: pass # a class with no methods \050yet\051) 99 189.33 T -0 14 Q -(6.5) 99 162.67 T -(The) 135 162.67 T -2 F -(del) 163.78 162.67 T -0 F -( statement) 188.98 162.67 T -2 10 Q -(del_stmt: "del" target_list) 99 138.33 T -1 11 Q -(Deletion) 99 113.67 T -(is) 139.83 113.67 T -(recursively) 150.1 113.67 T -(defined) 201.92 113.67 T -(very) 237.85 113.67 T -(similar) 260.34 113.67 T -(to) 293.84 113.67 T -(the) 305.34 113.67 T -(way) 321.72 113.67 T -(assignment) 342.99 113.67 T -(is) 395.43 113.67 T -(defined.) 405.71 113.67 T -(Rather) 444.39 113.67 T -(that) 476.66 113.67 T -(spelling) 496.1 113.67 T -(it) 533.88 113.67 T -(out in full details, here are some hints.) 99 100.67 T -(Deletion of a target list recursively deletes each target, from left to right.) 99 75.67 T -FMENDPAGE -%%EndPage: "41" 47 -%%Page: "42" 48 -612 792 0 FMBEGINPAGE -0 FrameSetSepColors -FrameNoSep -0 0 0 1 0 0 0 1 K -1 10 Q -0 X -(42) 76.5 37.33 T -1 11 Q -(D) 72 712.67 T -(e) 80.03 712.67 T -(l) 84.99 712.67 T -(e) 88.14 712.67 T -(t) 93.11 712.67 T -(i) 96.25 712.67 T -(o) 99.39 712.67 T -(n) 104.97 712.67 T -(o) 113.8 712.67 T -(f) 119.39 712.67 T -(a) 126.38 712.67 T -(n) 134.6 712.67 T -(a) 140.18 712.67 T -(m) 145.15 712.67 T -(e) 153.79 712.67 T -(r) 162.01 712.67 T -(e) 165.75 712.67 T -(m) 170.72 712.67 T -(o) 179.36 712.67 T -(v) 184.95 712.67 T -(e) 190.53 712.67 T -(s) 195.5 712.67 T -(t) 203.11 712.67 T -(h) 206.25 712.67 T -(e) 211.84 712.67 T -(b) 220.05 712.67 T -(i) 225.64 712.67 T -(n) 228.78 712.67 T -(d) 234.36 712.67 T -(i) 239.95 712.67 T -(n) 243.09 712.67 T -(g) 248.67 712.67 T -(o) 257.5 712.67 T -(f) 263.09 712.67 T -(t) 270.08 712.67 T -(h) 273.22 712.67 T -(a) 278.81 712.67 T -(t) 283.78 712.67 T -(n) 290.17 712.67 T -(a) 295.75 712.67 T -(m) 300.72 712.67 T -(e) 309.36 712.67 T -(\050) 317.58 712.67 T -(w) 321.32 712.67 T -(h) 329.35 712.67 T -(i) 334.93 712.67 T -(c) 338.08 712.67 T -(h) 343.04 712.67 T -(m) 351.87 712.67 T -(u) 360.52 712.67 T -(s) 366.1 712.67 T -(t) 370.46 712.67 T -(e) 376.85 712.67 T -(x) 381.82 712.67 T -(i) 387.4 712.67 T -(s) 390.55 712.67 T -(t) 394.91 712.67 T -(\051) 398.05 712.67 T -(f) 405.05 712.67 T -(r) 408.79 712.67 T -(o) 412.54 712.67 T -(m) 418.12 712.67 T -(t) 430.01 712.67 T -(h) 433.16 712.67 T -(e) 438.74 712.67 T -(l) 446.95 712.67 T -(o) 450.1 712.67 T -(c) 455.68 712.67 T -(a) 460.65 712.67 T -(l) 465.62 712.67 T -(o) 472.01 712.67 T -(r) 477.59 712.67 T -(g) 484.58 712.67 T -(l) 490.17 712.67 T -(o) 493.31 712.67 T -(b) 498.89 712.67 T -(a) 504.48 712.67 T -(l) 509.45 712.67 T -(n) 515.84 712.67 T -(a) 521.42 712.67 T -(m) 526.39 712.67 T -(e) 535.03 712.67 T -(space, depending on whether the name occurs in a) 72 699.67 T -2 F -(global) 295.61 699.67 T -1 F -( statement in the same code block.) 335.21 699.67 T -(Deletion) 72 674.67 T -(of) 112.13 674.67 T -(attribute) 123.54 674.67 T -(references,) 162.44 674.67 T -(subscriptions) 212.62 674.67 T -(and) 272.93 674.67 T -(slicings) 291.06 674.67 T -(is) 326.92 674.67 T -(passed) 336.5 674.67 T -(to) 368.07 674.67 T -(the) 378.87 674.67 T -(primary) 394.56 674.67 T -(object) 431.63 674.67 T -(involved;) 460.76 674.67 T -(deletion) 504.56 674.67 T -(of) 72 661.67 T -(a) 83.81 661.67 T -(slicing) 91.34 661.67 T -(is) 123.32 661.67 T -(in) 133.3 661.67 T -(general) 144.51 661.67 T -(equivalent) 179.52 661.67 T -(to) 228 661.67 T -(assignment) 239.2 661.67 T -(of) 291.35 661.67 T -(an) 303.15 661.67 T -(empty) 316.18 661.67 T -(slice) 346.33 661.67 T -(of) 369.14 661.67 T -(the) 380.95 661.67 T -(right) 397.03 661.67 T -(type) 420.46 661.67 T -(\050but) 442.05 661.67 T -(even) 462.41 661.67 T -(this) 485.82 661.67 T -(is) 504.36 661.67 T -(deter-) 514.35 661.67 T -(mined by the sliced object\051.) 72 648.67 T -0 14 Q -(6.6) 72 621.67 T -(The) 108 621.67 T -2 F -(print) 136.78 621.67 T -0 F -( statement) 178.78 621.67 T -2 10 Q -(print_stmt: "print" [ expression \050"," expression\051* [","] ]) 72 597.33 T -2 11 Q -(print) 72 572.67 T -1 F -(evaluates) 107.92 572.67 T -(each) 151.77 572.67 T -(expression) 174.84 572.67 T -(in) 224.81 572.67 T -(turn) 236.29 572.67 T -(and) 256.93 572.67 T -(writes) 275.73 572.67 T -(the) 305.54 572.67 T -(resulting) 321.9 572.67 T -(object) 363.32 572.67 T -(to) 393.12 572.67 T -(standard) 404.6 572.67 T -(output) 444.79 572.67 T -(\050see) 475.83 572.67 T -(below\051.) 496.46 572.67 T -(If) 532.67 572.67 T -(an) 72 559.67 T -(object) 85.01 559.67 T -(is) 114.52 559.67 T -(not) 124.48 559.67 T -(a) 141.16 559.67 T -(string,) 148.67 559.67 T -(it) 179.1 559.67 T -(is) 187.84 559.67 T -(first) 197.8 559.67 T -(converted) 218.15 559.67 T -(to) 264.14 559.67 T -(a) 275.33 559.67 T -(string) 282.83 559.67 T -(using) 310.52 559.67 T -(the) 336.98 559.67 T -(rules) 353.05 559.67 T -(for) 377.05 559.67 T -(string) 392.5 559.67 T -(conversions.) 420.19 559.67 T -(The) 478.11 559.67 T -(\050resulting) 497.84 559.67 T -(or) 72 546.67 T -(original\051) 83.44 546.67 T -(string) 123.59 546.67 T -(is) 150.93 546.67 T -(then) 160.54 546.67 T -(written.) 181.75 546.67 T -(A) 217.94 546.67 T -(space) 228.15 546.67 T -(is) 254.86 546.67 T -(written) 264.47 546.67 T -(before) 297.91 546.67 T -(each) 328.27 546.67 T -(object) 350.7 546.67 T -(is) 379.86 546.67 T -(\050converted) 389.47 546.67 T -(and\051) 438.78 546.67 T -(written,) 460.6 546.67 T -(unless) 496.78 546.67 T -(the) 526.56 546.67 T -(o) 72 533.67 T -(u) 77.51 533.67 T -(t) 83.01 533.67 T -(p) 86.08 533.67 T -(u) 91.58 533.67 T -(t) 97.09 533.67 T -(s) 103.32 533.67 T -(y) 107.61 533.67 T -(s) 113.11 533.67 T -(t) 117.4 533.67 T -(e) 120.46 533.67 T -(m) 125.35 533.67 T -(b) 137.09 533.67 T -(e) 142.59 533.67 T -(l) 147.48 533.67 T -(i) 150.55 533.67 T -(e) 153.61 533.67 T -(v) 158.5 533.67 T -(e) 164.01 533.67 T -(s) 168.9 533.67 T -(i) 176.35 533.67 T -(t) 179.41 533.67 T -(i) 185.65 533.67 T -(s) 188.71 533.67 T -(p) 196.16 533.67 T -(o) 201.67 533.67 T -(s) 207.18 533.67 T -(i) 211.46 533.67 T -(t) 214.53 533.67 T -(i) 217.59 533.67 T -(o) 220.65 533.67 T -(n) 226.16 533.67 T -(e) 231.67 533.67 T -(d) 236.56 533.67 T -(a) 245.23 533.67 T -(t) 250.12 533.67 T -(t) 256.36 533.67 T -(h) 259.42 533.67 T -(e) 264.93 533.67 T -(b) 272.98 533.67 T -(e) 278.49 533.67 T -(g) 283.38 533.67 T -(i) 288.89 533.67 T -(n) 291.95 533.67 T -(n) 297.46 533.67 T -(i) 302.96 533.67 T -(n) 306.03 533.67 T -(g) 311.53 533.67 T -(o) 320.21 533.67 T -(f) 325.71 533.67 T -(a) 332.55 533.67 T -(l) 340.61 533.67 T -(i) 343.67 533.67 T -(n) 346.74 533.67 T -(e) 352.25 533.67 T -(.) 357.14 533.67 T -(T) 363.06 533.67 T -(h) 369.79 533.67 T -(i) 375.29 533.67 T -(s) 378.36 533.67 T -(i) 385.81 533.67 T -(s) 388.88 533.67 T -(t) 396.33 533.67 T -(h) 399.39 533.67 T -(e) 404.9 533.67 T -(c) 412.96 533.67 T -(a) 417.85 533.67 T -(s) 422.74 533.67 T -(e) 427.02 533.67 T -(:) 431.92 533.67 T -(\050) 438.15 533.67 T -(1) 441.82 533.67 T -(\051) 447.32 533.67 T -(w) 454.16 533.67 T -(h) 462.11 533.67 T -(e) 467.61 533.67 T -(n) 472.51 533.67 T -(n) 481.18 533.67 T -(o) 486.69 533.67 T -(c) 495.36 533.67 T -(h) 500.25 533.67 T -(a) 505.76 533.67 T -(r) 510.65 533.67 T -(a) 514.32 533.67 T -(c) 519.21 533.67 T -(t) 524.1 533.67 T -(e) 527.16 533.67 T -(r) 532.05 533.67 T -(s) 535.72 533.67 T -(have) 72 520.67 T -(yet) 95.51 520.67 T -(been) 111.7 520.67 T -(written) 135.21 520.67 T -(to) 169.12 520.67 T -(standard) 180.42 520.67 T -(output;) 220.44 520.67 T -(or) 254.36 520.67 T -(\0502\051) 266.26 520.67 T -(when) 281.83 520.67 T -(the) 308.41 520.67 T -(last) 324.59 520.67 T -(character) 342.62 520.67 T -(written) 385.67 520.67 T -(to) 419.57 520.67 T -(standard) 430.88 520.67 T -(output) 470.89 520.67 T -(is) 501.75 520.67 T -2 F -(\134n) 511.83 520.67 T -1 F -(;) 525.03 520.67 T -(or) 530.84 520.67 T -(\0503\051) 72 507.67 T -(when) 87.64 507.67 T -(the) 114.28 507.67 T -(last) 130.53 507.67 T -(write) 148.62 507.67 T -(operation) 174.04 507.67 T -(on) 218.4 507.67 T -(standard) 232.21 507.67 T -(output) 272.29 507.67 T -(was) 303.22 507.67 T -(not) 323.14 507.67 T -(a) 340.01 507.67 T -2 F -(print) 347.7 507.67 T -1 F -(statement.) 383.52 507.67 T -(\050In) 431.24 507.67 T -(some) 446.88 507.67 T -(cases) 472.91 507.67 T -(it) 498.93 507.67 T -(may) 507.86 507.67 T -(be) 529.62 507.67 T -(functional to write an empty string to standard output for this reason.\051) 72 494.67 T -(A) 72 469.67 T -2 F -("\134n") 83.05 469.67 T -1 F -(character) 112.56 469.67 T -(is) 155.98 469.67 T -(written) 166.42 469.67 T -(at) 200.7 469.67 T -(the) 211.75 469.67 T -(end,) 228.3 469.67 T -(unless) 250.05 469.67 T -(the) 280.66 469.67 T -2 F -(print) 297.21 469.67 T -1 F -(statement) 333.32 469.67 T -(ends) 378.59 469.67 T -(with) 401.87 469.67 T -(a) 424.54 469.67 T -(comma.) 432.53 469.67 T -(This) 470.77 469.67 T -(is) 493.44 469.67 T -(the) 503.89 469.67 T -(only) 520.44 469.67 T -(a) 72 456.67 T -(c) 76.9 456.67 T -(t) 81.8 456.67 T -(i) 84.87 456.67 T -(o) 87.95 456.67 T -(n) 93.46 456.67 T -(i) 102.16 456.67 T -(f) 105.23 456.67 T -(t) 112.09 456.67 T -(h) 115.16 456.67 T -(e) 120.68 456.67 T -(s) 128.75 456.67 T -(t) 133.05 456.67 T -(a) 136.12 456.67 T -(t) 141.02 456.67 T -(e) 144.09 456.67 T -(m) 148.99 456.67 T -(e) 157.57 456.67 T -(n) 162.47 456.67 T -(t) 167.98 456.67 T -(c) 174.23 456.67 T -(o) 179.13 456.67 T -(n) 184.65 456.67 T -(t) 190.16 456.67 T -(a) 193.24 456.67 T -(i) 198.14 456.67 T -(n) 201.21 456.67 T -(s) 206.73 456.67 T -(j) 214.2 456.67 T -(u) 217.27 456.67 T -(s) 222.79 456.67 T -(t) 227.08 456.67 T -(t) 233.34 456.67 T -(h) 236.41 456.67 T -(e) 241.92 456.67 T -(k) 250 456.67 T -(e) 255.52 456.67 T -(y) 260.42 456.67 T -(w) 265.93 456.67 T -(o) 273.89 456.67 T -(r) 279.4 456.67 T -(d) 283.08 456.67 T -2 F -(p) 291.78 456.67 T -(r) 298.39 456.67 T -(i) 305.01 456.67 T -(n) 311.62 456.67 T -(t) 318.24 456.67 T -1 F -(.) 324.86 456.67 T -(S) 330.8 456.67 T -(t) 336.93 456.67 T -(a) 340 456.67 T -(n) 344.9 456.67 T -(d) 350.42 456.67 T -(a) 355.93 456.67 T -(r) 360.83 456.67 T -(d) 364.51 456.67 T -(o) 373.21 456.67 T -(u) 378.72 456.67 T -(t) 384.24 456.67 T -(p) 387.31 456.67 T -(u) 392.83 456.67 T -(t) 398.34 456.67 T -(i) 404.59 456.67 T -(s) 407.67 456.67 T -(d) 415.14 456.67 T -(e) 420.66 456.67 T -(f) 425.56 456.67 T -(i) 429.23 456.67 T -(n) 432.31 456.67 T -(e) 437.82 456.67 T -(d) 442.72 456.67 T -(a) 451.42 456.67 T -(s) 456.32 456.67 T -(t) 463.79 456.67 T -(h) 466.86 456.67 T -(e) 472.38 456.67 T -(o) 480.45 456.67 T -(b) 485.97 456.67 T -(j) 491.49 456.67 T -(e) 494.56 456.67 T -(c) 499.46 456.67 T -(t) 504.36 456.67 T -(n) 510.61 456.67 T -(a) 516.13 456.67 T -(m) 521.03 456.67 T -(e) 529.6 456.67 T -(d) 534.5 456.67 T -2 F -(stdout) 72 443.67 T -1 F -(in) 118.83 443.67 T -(the) 130.4 443.67 T -(built-in) 146.85 443.67 T -(module) 182.26 443.67 T -2 F -(sys) 218.27 443.67 T -1 F -(.) 238.07 443.67 T -(If) 243.84 443.67 T -(no) 254.17 443.67 T -(such) 268.19 443.67 T -(object) 291.36 443.67 T -(exists,) 321.26 443.67 T -(or) 352.08 443.67 T -(if) 364.25 443.67 T -(it) 373.99 443.67 T -(does) 383.11 443.67 T -(not) 406.29 443.67 T -(have) 423.36 443.67 T -(a) 447.14 443.67 T -2 F -(write\050\051) 455.04 443.67 T -1 F -(method,) 504.25 443.67 T -(an exception is raised.) 72 430.67 T -0 14 Q -(6.7) 72 403.67 T -(The) 108 403.67 T -2 F -(return) 136.78 403.67 T -0 F -( statement) 187.18 403.67 T -2 10 Q -(return_stmt: "return" [expression_list]) 72 379.33 T -2 11 Q -(return) 72 354.67 T -1 F -( may only occur syntactically nested in a function definition, not within a nested class definition.) 111.6 354.67 T -(If an expression list is present, it is evaluated, else) 72 329.67 T -2 F -(None) 295.02 329.67 T -1 F -(is substituted.) 328.02 329.67 T -2 F -(return) 72 304.67 T -1 F -( leaves the current function call with the expression list \050or) 111.6 304.67 T -2 F -(None) 372.81 304.67 T -1 F -(\051 as return value.) 399.21 304.67 T -(When) 72 279.67 T -2 F -(return) 101.38 279.67 T -1 F -(passes) 144.1 279.67 T -(control) 175.32 279.67 T -(out) 209.59 279.67 T -(of) 226.76 279.67 T -(a) 239.04 279.67 T -2 F -(try) 247.04 279.67 T -1 F -(statement) 269.95 279.67 T -(with) 315.23 279.67 T -(a) 337.9 279.67 T -2 F -(finally) 345.9 279.67 T -1 F -(clause,) 395.21 279.67 T -(that) 428.57 279.67 T -(finally) 448.18 279.67 T -(clause) 480.01 279.67 T -(is) 510.62 279.67 T -(exe-) 521.07 279.67 T -(cuted before really leaving the function.) 72 266.67 T -0 14 Q -(6.8) 72 239.67 T -(The) 108 239.67 T -2 F -(raise) 136.78 239.67 T -0 F -( statement) 178.78 239.67 T -2 10 Q -(raise_stmt: "raise" expression ["," expression ["," expression]]) 72 215.33 T -2 11 Q -(raise) 72 190.67 T -1 F -(evaluates) 107.34 190.67 T -(its) 150.61 190.67 T -(first) 163.35 190.67 T -(expression,) 183.41 190.67 T -(which) 235.54 190.67 T -(must) 264.77 190.67 T -(yield) 288.5 190.67 T -(a) 312.85 190.67 T -(string,) 320.07 190.67 T -(class,) 350.22 190.67 T -(or) 376.69 190.67 T -(instance) 388.2 190.67 T -(object.) 426.58 190.67 T -(If) 458.56 190.67 T -(there) 468.22 190.67 T -(is) 492.55 190.67 T -(a) 502.23 190.67 T -(second) 509.45 190.67 T -(expression,) 72 177.67 T -(this) 124.57 177.67 T -(is) 143.24 177.67 T -(evaluated,) 153.35 177.67 T -(else) 201.03 177.67 T -2 F -(None) 220.91 177.67 T -1 F -(is) 250.08 177.67 T -(substituted.) 260.19 177.67 T -(If) 313.39 177.67 T -(the) 323.49 177.67 T -(first) 339.71 177.67 T -(expression) 360.2 177.67 T -(is) 410.02 177.67 T -(a) 420.13 177.67 T -(class) 427.79 177.67 T -(object,) 451.95 177.67 T -(then) 484.36 177.67 T -(the) 506.07 177.67 T -(sec-) 522.29 177.67 T -(ond) 72 164.67 T -(expression) 90.71 164.67 T -(must) 139.97 164.67 T -(be) 163.58 164.67 T -(an) 176.18 164.67 T -(instance) 188.78 164.67 T -(of) 227.04 164.67 T -(that) 238.41 164.67 T -(class) 257.13 164.67 T -(or) 280.73 164.67 T -(one) 292.1 164.67 T -(of) 310.2 164.67 T -(its) 321.58 164.67 T -(derivatives.) 334.18 164.67 T -(If) 387.42 164.67 T -(the) 396.95 164.67 T -(first) 412.61 164.67 T -(expression) 432.54 164.67 T -(is) 481.8 164.67 T -(an) 491.36 164.67 T -(instance) 503.95 164.67 T -(object, the second expression must be) 72 151.67 T -2 F -(None) 240.95 151.67 T -1 F -(.) 267.35 151.67 T -(If) 72 126.67 T -(the) 81.62 126.67 T -(first) 97.36 126.67 T -(object) 117.38 126.67 T -(is) 146.56 126.67 T -(a) 156.19 126.67 T -(class) 163.37 126.67 T -(or) 187.05 126.67 T -(string,) 198.51 126.67 T -(it) 228.62 126.67 T -(then) 237.03 126.67 T -(raises) 258.27 126.67 T -(the) 285.61 126.67 T -(exception) 301.35 126.67 T -(identified) 346.42 126.67 T -(by) 390.88 126.67 T -(the) 404.17 126.67 T -(first) 419.91 126.67 T -(object,) 439.93 126.67 T -(with) 471.86 126.67 T -(the) 493.71 126.67 T -(second) 509.45 126.67 T -(one) 72 113.67 T -(\050or) 90.17 113.67 T -2 F -(None) 105.28 113.67 T -1 F -(\051) 131.68 113.67 T -(as) 137.63 113.67 T -(its) 149.07 113.67 T -(parameter.) 161.75 113.67 T -(If) 210.76 113.67 T -(the) 220.38 113.67 T -(first) 236.1 113.67 T -(object) 256.11 113.67 T -(is) 285.28 113.67 T -(an) 294.9 113.67 T -(instance,) 307.57 113.67 T -(it) 348.65 113.67 T -(raises) 357.05 113.67 T -(the) 384.38 113.67 T -(exception) 400.11 113.67 T -(identified) 445.16 113.67 T -(by) 489.61 113.67 T -(the) 502.89 113.67 T -(class) 518.61 113.67 T -(of) 72 100.67 T -(the) 83.83 100.67 T -(object,) 99.94 100.67 T -(with) 132.24 100.67 T -(the) 154.47 100.67 T -(instance) 170.58 100.67 T -(as) 209.3 100.67 T -(its) 221.13 100.67 T -(parameter) 234.19 100.67 T -(\050and) 280.84 100.67 T -(there) 303.05 100.67 T -(should) 327.71 100.67 T -(be) 359.72 100.67 T -(no) 372.77 100.67 T -(second) 386.44 100.67 T -(object,) 419.65 100.67 T -(or) 451.96 100.67 T -(the) 463.79 100.67 T -(second) 479.9 100.67 T -(object) 513.11 100.67 T -(should be) 72 87.67 T -2 F -(None) 117.22 87.67 T -1 F -(\051.) 143.62 87.67 T -FMENDPAGE -%%EndPage: "42" 48 -%%Page: "43" 49 -612 792 0 FMBEGINPAGE -0 FrameSetSepColors -FrameNoSep -0 0 0 1 0 0 0 1 K -1 10 Q -0 X -(43) 530 37.33 T -585 292.5 598.5 720 R -5 9 Q -(\245) 0 270 592.5 720 TF -(Simple statements) 0 270 592.5 711 TF -585 292.5 598.5 720 R -1 11 Q -(If) 99 712.67 T -(a) 108.96 712.67 T -(third) 116.47 712.67 T -(object) 139.88 712.67 T -(is) 169.4 712.67 T -(present,) 179.36 712.67 T -(and) 216.51 712.67 T -(it) 235.03 712.67 T -(is) 243.77 712.67 T -(not) 253.74 712.67 T -2 F -(None) 270.43 712.67 T -1 F -(,) 296.83 712.67 T -(it) 302.21 712.67 T -(should) 310.96 712.67 T -(be) 342.92 712.67 T -(a) 355.94 712.67 T -(traceback) 363.45 712.67 T -(object) 408.23 712.67 T -(\050see) 437.74 712.67 T -(page) 460.71 712.67 T -(17) 484.23 712.67 T -(traceback) 497.86 712.67 T -(objects\051,) 99 699.67 T -(and) 138.82 699.67 T -(it) 156.95 699.67 T -(is) 165.31 699.67 T -(substituted) 174.89 699.67 T -(instead) 224.81 699.67 T -(of) 258.22 699.67 T -(the) 269.63 699.67 T -(current) 285.32 699.67 T -(location) 318.71 699.67 T -(as) 356.4 699.67 T -(the) 367.81 699.67 T -(place) 383.5 699.67 T -(where) 408.95 699.67 T -(the) 438.07 699.67 T -(exception) 453.76 699.67 T -(occurred.) 498.77 699.67 T -(This is useful to re-raise an exception transparently in an except clause.) 99 686.67 T -0 14 Q -(6.9) 99 659.67 T -(The) 135 659.67 T -2 F -(break) 163.78 659.67 T -0 F -( statement) 205.78 659.67 T -2 10 Q -(break_stmt: "break") 99 635.33 T -2 11 Q -(break) 99 610.67 T -1 F -(may) 134.48 610.67 T -(only) 155.91 610.67 T -(occur) 177.95 610.67 T -(syntactically) 204.86 610.67 T -(nested) 262.95 610.67 T -(in) 293.54 610.67 T -(a) 304.58 610.67 T -2 F -(for) 311.94 610.67 T -1 F -(or) 337.7 610.67 T -2 F -(while) 349.34 610.67 T -1 F -(loop,) 384.83 610.67 T -(but) 409.62 610.67 T -(not) 426.16 610.67 T -(nested) 442.7 610.67 T -(in) 473.29 610.67 T -(a) 484.33 610.67 T -(function) 491.69 610.67 T -(or) 530.84 610.67 T -(class definition within that loop.) 99 597.67 T -(It terminates the nearest enclosing loop, skipping the optional) 99 572.67 T -2 F -(else) 372.76 572.67 T -1 F -( clause if the loop has one.) 399.16 572.67 T -(If a) 99 547.67 T -2 F -(for) 116.71 547.67 T -1 F -( loop is terminated by) 136.51 547.67 T -2 F -(break) 235.2 547.67 T -1 F -(, the loop control target keeps its current value.) 268.2 547.67 T -(When) 99 522.67 T -2 F -(break) 127.47 522.67 T -1 F -(passes) 162.67 522.67 T -(control) 192.98 522.67 T -(out) 226.34 522.67 T -(of) 242.6 522.67 T -(a) 253.96 522.67 T -2 F -(try) 261.05 522.67 T -1 F -(statement) 283.05 522.67 T -(with) 327.42 522.67 T -(a) 349.17 522.67 T -2 F -(finally) 356.26 522.67 T -1 F -(clause,) 404.66 522.67 T -(that) 437.1 522.67 T -(finally) 455.8 522.67 T -(clause) 486.72 522.67 T -(is) 516.41 522.67 T -(ex-) 525.95 522.67 T -(ecuted before really leaving the loop.) 99 509.67 T -0 14 Q -(6.10) 99 482.67 T -(The) 135 482.67 T -2 F -(continue) 163.78 482.67 T -0 F -( statement) 230.98 482.67 T -2 10 Q -(continue_stmt: "continue") 99 458.33 T -2 11 Q -(continue) 99 433.67 T -1 F -(may) 154.01 433.67 T -(only) 175.16 433.67 T -(occur) 196.92 433.67 T -(syntactically) 223.56 433.67 T -(nested) 281.37 433.67 T -(in) 311.68 433.67 T -(a) 322.45 433.67 T -2 F -(for) 329.54 433.67 T -1 F -(or) 351.55 433.67 T -2 F -(while) 362.92 433.67 T -1 F -(loop,) 398.12 433.67 T -(but) 422.64 433.67 T -(not) 438.9 433.67 T -(nested) 455.17 433.67 T -(in) 485.48 433.67 T -(a) 496.24 433.67 T -(function) 503.34 433.67 T -(or) 99 417.73 T -(class) 110.95 417.73 T -(definition) 135.13 417.73 T -(or) 180.7 417.73 T -2 F -(try) 192.65 417.73 T -1 F -(statement) 215.24 417.73 T -(within) 260.19 417.73 T -(that) 291.1 417.73 T -(loop.) 310.39 417.73 T -1 8.8 Q -(1) 332.7 422.13 T -1 11 Q -(It) 339.89 417.73 T -(continues) 349.4 417.73 T -(with) 394.35 417.73 T -(the) 416.7 417.73 T -(next) 432.93 417.73 T -(cycle) 454.66 417.73 T -(of) 480.66 417.73 T -(the) 492.62 417.73 T -(nearest) 508.85 417.73 T -(enclosing loop.) 99 404.73 T -0 14 Q -(6.11) 99 377.73 T -(The) 135 377.73 T -2 F -(import) 163.78 377.73 T -0 F -( statement) 214.18 377.73 T -2 10 Q -(import_stmt: "import" module \050"," module\051*) 99 353.4 T -( | "from" module "import" identifier \050"," identifier\051*) 99 341.4 T -( | "from" module "import" "*") 99 329.4 T -(module: \050identifier "."\051* identifier) 99 317.4 T -1 11 Q -(Import) 99 292.73 T -(statements) 131.15 292.73 T -(are) 179.79 292.73 T -(executed) 195.42 292.73 T -(in) 236.72 292.73 T -(two) 247.48 292.73 T -(steps:) 266.18 292.73 T -(\0501\051) 293.44 292.73 T -(find) 308.47 292.73 T -(a) 328.39 292.73 T -(module,) 335.48 292.73 T -(and) 373.43 292.73 T -(initialize) 391.52 292.73 T -(it) 432.22 292.73 T -(if) 440.54 292.73 T -(necessary;) 449.46 292.73 T -(\0502\051) 497.48 292.73 T -(define) 512.51 292.73 T -(a) 99 279.73 T -(name) 106.11 279.73 T -(or) 132.16 279.73 T -(names) 143.55 279.73 T -(in) 173.88 279.73 T -(the) 184.66 279.73 T -(local) 200.32 279.73 T -(name) 223.93 279.73 T -(space) 249.98 279.73 T -(\050of) 276.64 279.73 T -(the) 291.69 279.73 T -(scope) 307.36 279.73 T -(where) 334.63 279.73 T -(the) 363.72 279.73 T -2 F -(import) 379.39 279.73 T -1 F -(statement) 421.21 279.73 T -(occurs\051.) 465.6 279.73 T -(The) 502.95 279.73 T -(first) 522.28 279.73 T -(form) 99 266.73 T -(\050without) 122.94 266.73 T -2 F -(from) 162.77 266.73 T -1 F -(\051) 189.17 266.73 T -(repeats) 195.39 266.73 T -(these) 229.09 266.73 T -(steps) 254.25 266.73 T -(for) 278.8 266.73 T -(each) 294.18 266.73 T -(identifier) 316.89 266.73 T -(in) 359.77 266.73 T -(the) 370.88 266.73 T -(list.) 386.87 266.73 T -(The) 405.63 266.73 T -(form) 425.29 266.73 T -(with) 449.23 266.73 T -2 F -(from) 471.34 266.73 T -1 F -(performs) 500.29 266.73 T -(step \0501\051 once, and then performs step \0502\051 repeatedly.) 99 253.73 T -(The) 99 228.73 T -(system) 119.23 228.73 T -(maintains) 152.91 228.73 T -(a) 198.82 228.73 T -(table) 206.83 228.73 T -(of) 231.34 228.73 T -(modules) 243.63 228.73 T -(that) 284.04 228.73 T -(have) 303.66 228.73 T -(been) 327.55 228.73 T -(initialized,) 351.45 228.73 T -(indexed) 401.33 228.73 T -(by) 439.28 228.73 T -(module) 453.4 228.73 T -(name.) 489.53 228.73 T -(\050The) 519.23 228.73 T -(c) 99 215.73 T -(u) 103.99 215.73 T -(r) 109.6 215.73 T -(r) 113.36 215.73 T -(e) 117.13 215.73 T -(n) 122.12 215.73 T -(t) 127.73 215.73 T -(i) 134.16 215.73 T -(m) 137.32 215.73 T -(p) 145.98 215.73 T -(l) 151.59 215.73 T -(e) 154.75 215.73 T -(m) 159.74 215.73 T -(e) 168.4 215.73 T -(n) 173.39 215.73 T -(t) 179 215.73 T -(a) 182.16 215.73 T -(t) 187.15 215.73 T -(i) 190.32 215.73 T -(o) 193.48 215.73 T -(n) 199.08 215.73 T -(m) 207.96 215.73 T -(a) 216.62 215.73 T -(k) 221.61 215.73 T -(e) 227.21 215.73 T -(s) 232.2 215.73 T -(t) 239.86 215.73 T -(h) 243.02 215.73 T -(i) 248.62 215.73 T -(s) 251.79 215.73 T -(t) 259.44 215.73 T -(a) 262.6 215.73 T -(b) 267.59 215.73 T -(l) 273.2 215.73 T -(e) 276.36 215.73 T -(a) 284.62 215.73 T -(c) 289.61 215.73 T -(c) 294.6 215.73 T -(e) 299.58 215.73 T -(s) 304.58 215.73 T -(s) 308.96 215.73 T -(i) 313.34 215.73 T -(b) 316.51 215.73 T -(l) 322.11 215.73 T -(e) 325.27 215.73 T -(a) 333.53 215.73 T -(s) 338.52 215.73 T -2 F -(s) 346.17 215.73 T -(y) 352.88 215.73 T -(s) 359.58 215.73 T -(.) 366.29 215.73 T -(m) 372.99 215.73 T -(o) 379.7 215.73 T -(d) 386.4 215.73 T -(u) 393.11 215.73 T -(l) 399.82 215.73 T -(e) 406.52 215.73 T -(s) 413.23 215.73 T -1 F -(.) 419.93 215.73 T -(\051) 422.79 215.73 T -(W) 429.82 215.73 T -(h) 440.31 215.73 T -(e) 445.92 215.73 T -(n) 450.91 215.73 T -(a) 459.78 215.73 T -(m) 468.04 215.73 T -(o) 476.7 215.73 T -(d) 482.3 215.73 T -(u) 487.91 215.73 T -(l) 493.52 215.73 T -(e) 496.68 215.73 T -(n) 504.94 215.73 T -(a) 510.54 215.73 T -(m) 515.53 215.73 T -(e) 524.19 215.73 T -(i) 532.45 215.73 T -(s) 535.61 215.73 T -(found) 99 202.73 T -(in) 126.98 202.73 T -(this) 137.85 202.73 T -(table,) 156.06 202.73 T -(step) 182.51 202.73 T -(\0501\051) 202.54 202.73 T -(is) 217.68 202.73 T -(finished.) 227.33 202.73 T -(If) 267.84 202.73 T -(not,) 277.48 202.73 T -(a) 296.6 202.73 T -(search) 303.8 202.73 T -(for) 334.21 202.73 T -(a) 349.35 202.73 T -(module) 356.55 202.73 T -(definition) 391.86 202.73 T -(is) 436.96 202.73 T -(started.) 446.61 202.73 T -(When) 481 202.73 T -(a) 509.58 202.73 T -(mod-) 516.78 202.73 T -(ule) 99 189.73 T -(is) 114.76 189.73 T -(found,) 124.42 189.73 T -(it) 155.15 189.73 T -(is) 163.59 189.73 T -(loaded.) 173.24 189.73 T -(Details) 207.64 189.73 T -(of) 241.12 189.73 T -(the) 252.6 189.73 T -(module) 268.36 189.73 T -(searching) 303.68 189.73 T -(and) 348.16 189.73 T -(loading) 366.36 189.73 T -(process) 401.68 189.73 T -(are) 436.99 189.73 T -(implementation) 452.74 189.73 T -(and) 524.11 189.73 T -(p) 99 176.73 T -(l) 104.55 176.73 T -(a) 107.66 176.73 T -(t) 112.59 176.73 T -(f) 115.7 176.73 T -(o) 119.41 176.73 T -(r) 124.96 176.73 T -(m) 128.67 176.73 T -(s) 140.49 176.73 T -(p) 144.82 176.73 T -(e) 150.37 176.73 T -(c) 155.3 176.73 T -(i) 160.23 176.73 T -(f) 163.34 176.73 T -(i) 167.05 176.73 T -(c) 170.16 176.73 T -(.) 175.09 176.73 T -(I) 181.1 176.73 T -(t) 184.82 176.73 T -(g) 191.13 176.73 T -(e) 196.68 176.73 T -(n) 201.62 176.73 T -(e) 207.17 176.73 T -(r) 212.1 176.73 T -(a) 215.81 176.73 T -(l) 220.74 176.73 T -(l) 223.85 176.73 T -(y) 226.96 176.73 T -(i) 235.72 176.73 T -(n) 238.83 176.73 T -(v) 244.38 176.73 T -(o) 249.93 176.73 T -(l) 255.48 176.73 T -(v) 258.58 176.73 T -(e) 264.13 176.73 T -(s) 269.07 176.73 T -(s) 276.61 176.73 T -(e) 280.93 176.73 T -(a) 285.87 176.73 T -(r) 290.8 176.73 T -(c) 294.51 176.73 T -(h) 299.45 176.73 T -(i) 304.99 176.73 T -(n) 308.1 176.73 T -(g) 313.65 176.73 T -(f) 322.41 176.73 T -(o) 326.12 176.73 T -(r) 331.67 176.73 T -(a) 338.6 176.73 T -(\322) 346.74 176.73 T -(b) 351.67 176.73 T -(u) 357.22 176.73 T -(i) 362.77 176.73 T -(l) 365.88 176.73 T -(t) 368.99 176.73 T -(-) 372.1 176.73 T -(i) 375.81 176.73 T -(n) 378.91 176.73 T -(\323) 384.46 176.73 T -(m) 392.61 176.73 T -(o) 401.21 176.73 T -(d) 406.77 176.73 T -(u) 412.31 176.73 T -(l) 417.86 176.73 T -(e) 420.97 176.73 T -(w) 429.11 176.73 T -(i) 437.11 176.73 T -(t) 440.21 176.73 T -(h) 443.32 176.73 T -(t) 452.08 176.73 T -(h) 455.19 176.73 T -(e) 460.74 176.73 T -(g) 468.88 176.73 T -(i) 474.43 176.73 T -(v) 477.54 176.73 T -(e) 483.09 176.73 T -(n) 488.02 176.73 T -(n) 496.78 176.73 T -(a) 502.33 176.73 T -(m) 507.27 176.73 T -(e) 515.87 176.73 T -(a) 524.02 176.73 T -(n) 528.95 176.73 T -(d) 534.5 176.73 T -(then searching a list of locations given as) 99 163.73 T -2 F -(sys.path) 282.92 163.73 T -1 F -(.) 335.72 163.73 T -(When step \0501\051 finishes without raising an exception, step \0502\051 can begin.) 99 138.73 T -99 76 540 91 C -0 0 0 1 0 0 0 1 K -108 89 252 89 2 L -0.5 H -2 Z -0 X -N -0 0 612 792 C -0 0 0 1 0 0 0 1 K -1 11 Q -0 X -(1.) 108 68.67 T -(Except that it may currently occur within an) 121.5 68.67 T -2 F -(except) 318.25 68.67 T -1 F -( clause.) 357.85 68.67 T -FMENDPAGE -%%EndPage: "43" 49 -%%Page: "44" 50 -612 792 0 FMBEGINPAGE -0 FrameSetSepColors -FrameNoSep -0 0 0 1 0 0 0 1 K -1 10 Q -0 X -(44) 76.5 37.33 T -1 11 Q -(The) 72 712.67 T -(first) 91.91 712.67 T -(form) 112.43 712.67 T -(of) 136.62 712.67 T -2 F -(import) 148.59 712.67 T -1 F -(statement) 191 712.67 T -(binds) 235.96 712.67 T -(the) 262.61 712.67 T -(module) 278.85 712.67 T -(name) 314.66 712.67 T -(in) 341.29 712.67 T -(the) 352.65 712.67 T -(local) 368.9 712.67 T -(name) 393.08 712.67 T -(space) 419.72 712.67 T -(to) 446.95 712.67 T -(the) 458.31 712.67 T -(module) 474.56 712.67 T -(object,) 510.37 712.67 T -(a) 72 699.67 T -(n) 76.9 699.67 T -(d) 82.42 699.67 T -(t) 91.12 699.67 T -(h) 94.2 699.67 T -(e) 99.72 699.67 T -(n) 104.62 699.67 T -(g) 113.32 699.67 T -(o) 118.84 699.67 T -(e) 124.36 699.67 T -(s) 129.26 699.67 T -(o) 136.74 699.67 T -(n) 142.26 699.67 T -(t) 150.96 699.67 T -(o) 154.04 699.67 T -(i) 162.74 699.67 T -(m) 165.82 699.67 T -(p) 174.39 699.67 T -(o) 179.91 699.67 T -(r) 185.43 699.67 T -(t) 189.11 699.67 T -(t) 195.37 699.67 T -(h) 198.45 699.67 T -(e) 203.97 699.67 T -(n) 212.05 699.67 T -(e) 217.57 699.67 T -(x) 222.48 699.67 T -(t) 227.99 699.67 T -(i) 234.25 699.67 T -(d) 237.33 699.67 T -(e) 242.85 699.67 T -(n) 247.75 699.67 T -(t) 253.27 699.67 T -(i) 256.35 699.67 T -(f) 259.42 699.67 T -(i) 263.11 699.67 T -(e) 266.18 699.67 T -(r) 271.09 699.67 T -(,) 274.77 699.67 T -(i) 280.72 699.67 T -(f) 283.8 699.67 T -(a) 290.66 699.67 T -(n) 295.56 699.67 T -(y) 301.08 699.67 T -(.) 306.6 699.67 T -(T) 312.55 699.67 T -(h) 319.29 699.67 T -(e) 324.81 699.67 T -2 F -(f) 332.89 699.67 T -(r) 339.51 699.67 T -(o) 346.13 699.67 T -(m) 352.75 699.67 T -1 F -(f) 362.55 699.67 T -(o) 366.23 699.67 T -(r) 371.75 699.67 T -(m) 375.44 699.67 T -(d) 387.19 699.67 T -(o) 392.71 699.67 T -(e) 398.23 699.67 T -(s) 403.14 699.67 T -(n) 410.61 699.67 T -(o) 416.13 699.67 T -(t) 421.65 699.67 T -(b) 427.91 699.67 T -(i) 433.43 699.67 T -(n) 436.51 699.67 T -(d) 442.03 699.67 T -(t) 450.73 699.67 T -(h) 453.8 699.67 T -(e) 459.32 699.67 T -(m) 467.41 699.67 T -(o) 475.98 699.67 T -(d) 481.5 699.67 T -(u) 487.02 699.67 T -(l) 492.54 699.67 T -(e) 495.62 699.67 T -(n) 503.7 699.67 T -(a) 509.22 699.67 T -(m) 514.12 699.67 T -(e) 522.7 699.67 T -(:) 527.6 699.67 T -(i) 533.86 699.67 T -(t) 536.94 699.67 T -(goes) 72 686.67 T -(through) 94.66 686.67 T -(the) 131.38 686.67 T -(list) 147.32 686.67 T -(of) 163.28 686.67 T -(identifiers,) 174.94 686.67 T -(looks) 224.79 686.67 T -(each) 251.13 686.67 T -(one) 273.78 686.67 T -(of) 292.16 686.67 T -(them) 303.83 686.67 T -(up) 328.33 686.67 T -(in) 341.83 686.67 T -(the) 352.88 686.67 T -(module) 368.82 686.67 T -(found) 404.32 686.67 T -(in) 432.48 686.67 T -(step) 443.54 686.67 T -(\0501\051,) 463.76 686.67 T -(and) 481.84 686.67 T -(binds) 500.22 686.67 T -(the) 526.56 686.67 T -(name) 72 673.67 T -(in) 98.57 673.67 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457.33 406.67 T -(that) 487.94 406.67 T -(the) 506.94 406.67 T -(list-) 522.88 406.67 T -(ed) 72 393.67 T -(identifiers) 84.94 393.67 T -(are) 132.11 393.67 T -(to) 148.1 393.67 T -(be) 159.22 393.67 T -(interpreted) 172.17 393.67 T -(as) 222.38 393.67 T -(globals.) 234.11 393.67 T -(While) 271.2 393.67 T -3 F -(using) 300.64 393.67 T -1 F -(global) 327.04 393.67 T -(names) 357.1 393.67 T -(is) 387.77 393.67 T -(automatic) 397.67 393.67 T -(if) 443.61 393.67 T -(they) 452.9 393.67 T -(are) 474.4 393.67 T -(not) 490.39 393.67 T -(defined) 507.01 393.67 T -(in the local scope,) 72 380.67 T -3 F -(assigning) 154.18 380.67 T -1 F -( to global names would be impossible without) 196.35 380.67 T -2 F -(global) 401.69 380.67 T -1 F -(.) 441.29 380.67 T -(Names) 72 355.67 T -(listed) 105.58 355.67 T -(in) 132.45 355.67 T -(a) 144.04 355.67 T -2 F -(global) 151.95 355.67 T -1 F -(statement) 194.59 355.67 T -(must) 239.78 355.67 T -(not) 264.21 355.67 T -(be) 281.3 355.67 T -(used) 294.71 355.67 T -(in) 317.91 355.67 T -(the) 329.5 355.67 T -(same) 345.97 355.67 T -(code) 371.61 355.67 T -(block) 395.41 355.67 T -(before) 422.88 355.67 T -(that) 454.01 355.67 T -2 F -(global) 473.54 355.67 T -1 F -(state-) 516.17 355.67 T -(ment is executed.) 72 342.67 T -(Names) 72 317.67 T -(listed) 104.89 317.67 T -(in) 131.06 317.67 T -(a) 141.96 317.67 T -2 F -(global) 149.18 317.67 T -1 F -(statement) 191.12 317.67 T -(must) 235.62 317.67 T -(not) 259.36 317.67 T -(be) 275.76 317.67 T -(defined) 288.48 317.67 T -(as) 323.81 317.67 T -(formal) 335.31 317.67 T -(parameters) 366.97 317.67 T -(or) 417.57 317.67 T -(in) 429.07 317.67 T -(a) 439.97 317.67 T -2 F -(for) 447.19 317.67 T -1 F -(loop) 469.33 317.67 T -(control) 491.23 317.67 T -(tar-) 524.73 317.67 T -(get,) 72 304.67 T -2 F -(class) 90.94 304.67 T -1 F -(definition, function definition, or) 130.54 304.67 T -2 F -(import) 278.43 304.67 T -1 F -( statement.) 318.03 304.67 T -(\050The) 72 279.67 T -(current) 95.15 279.67 T 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241.67 T -(l) 221.72 241.67 T -1 F -(i) 231.55 241.67 T -(s) 234.64 241.67 T -(a) 242.15 241.67 T -(d) 250.26 241.67 T -(i) 255.79 241.67 T -(r) 258.89 241.67 T -(e) 262.58 241.67 T -(c) 267.5 241.67 T -(t) 272.42 241.67 T -(i) 275.51 241.67 T -(v) 278.6 241.67 T -(e) 284.13 241.67 T -(t) 292.25 241.67 T -(o) 295.34 241.67 T -(t) 304.07 241.67 T -(h) 307.16 241.67 T -(e) 312.69 241.67 T -(p) 320.81 241.67 T -(a) 326.34 241.67 T -(r) 331.26 241.67 T -(s) 334.95 241.67 T -(e) 339.27 241.67 T -(r) 344.18 241.67 T -(.) 347.88 241.67 T -(I) 353.86 241.67 T -(t) 357.56 241.67 T -(a) 363.84 241.67 T -(p) 368.76 241.67 T -(p) 374.29 241.67 T -(l) 379.83 241.67 T -(i) 382.92 241.67 T -(e) 386.01 241.67 T -(s) 390.93 241.67 T -(o) 398.44 241.67 T -(n) 403.97 241.67 T -(l) 409.5 241.67 T -(y) 412.6 241.67 T -(t) 421.32 241.67 T -(o) 424.42 241.67 T -(c) 433.14 241.67 T -(o) 438.06 241.67 T -(d) 443.6 241.67 T -(e) 449.13 241.67 T -(p) 457.24 241.67 T -(a) 462.78 241.67 T -(r) 467.69 241.67 T -(s) 471.39 241.67 T -(e) 475.7 241.67 T -(d) 480.62 241.67 T -(a) 489.35 241.67 T -(t) 494.27 241.67 T -(t) 500.55 241.67 T -(h) 503.65 241.67 T -(e) 509.18 241.67 T -(s) 517.29 241.67 T -(a) 521.6 241.67 T -(m) 526.52 241.67 T -(e) 535.11 241.67 T -(time) 72 228.67 T -(as) 94.62 228.67 T -(the) 106.84 228.67 T -2 F -(global) 123.34 228.67 T -1 F -(statement.) 170.28 228.67 T -(In) 218.26 228.67 T -(particular,) 230.48 228.67 T -(a) 278.44 228.67 T -2 F -(global) 286.38 228.67 T -1 F -(statement) 329.04 228.67 T -(contained) 374.27 228.67 T -(in) 420.09 228.67 T -(an) 431.71 228.67 T -2 F -(exec) 445.15 228.67 T -1 F -(statement) 474.61 228.67 T -(does) 519.84 228.67 T -(not) 72 215.67 T -(affect) 88.75 215.67 T -(the) 116.48 215.67 T -(code) 132.61 215.67 T -(block) 156.07 215.67 T -3 F -(containing) 183.2 215.67 T -1 F -(the) 232.95 215.67 T -2 F -(exec) 249.08 215.67 T -1 F -(statement,) 278.17 215.67 T -(and) 325.78 215.67 T -(code) 344.35 215.67 T -(contained) 367.81 215.67 T -(in) 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189.67 T -1 F -( functions.) 263.88 189.67 T -0 14 Q -(6.13) 72 162.67 T -(The) 108 162.67 T -2 F -(exec) 136.78 162.67 T -0 F -( statement) 170.38 162.67 T -2 10 Q -(exec_stmt: "exec" expression ["in" expression ["," expression]]) 72 138.33 T -FMENDPAGE -%%EndPage: "44" 50 -%%Page: "45" 51 -612 792 0 FMBEGINPAGE -0 FrameSetSepColors -FrameNoSep -0 0 0 1 0 0 0 1 K -1 10 Q -0 X -(45) 530 37.33 T -585 292.5 598.5 720 R -5 9 Q -(\245) 0 270 592.5 720 TF -(Simple statements) 0 270 592.5 711 TF -585 292.5 598.5 720 R -1 11 Q -(This) 99 712.67 T -(statement) 121.72 712.67 T -(supports) 167.04 712.67 T -(dynamic) 207.48 712.67 T -(execution) 248.52 712.67 T -(of) 294.45 712.67 T -(Python) 306.77 712.67 T -(code.) 341.11 712.67 T -(The) 367.78 712.67 T -(first) 388.05 712.67 T -(expression) 408.93 712.67 T -(should) 459.13 712.67 T -(evaluate) 491.63 712.67 T -(to) 531.44 712.67 T -(either) 99 699.67 T -(a) 127.12 699.67 T -(string,) 135.08 699.67 T -(an) 165.97 699.67 T -(open) 179.43 699.67 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If it is a code object, it is simply executed.) 99 673.67 T -(In) 99 648.67 T -(all) 110.56 648.67 T -(cases,) 123.95 648.67 T -(if) 152.3 648.67 T -(the) 161.41 648.67 T -(optional) 177.24 648.67 T -(parts) 215.7 648.67 T -(are) 239.47 648.67 T -(omitted,) 255.29 648.67 T -(the) 294.05 648.67 T -(code) 309.89 648.67 T -(is) 333.05 648.67 T -(executed) 342.77 648.67 T -(in) 384.26 648.67 T -(the) 395.21 648.67 T -(current) 411.04 648.67 T -(scope.) 444.59 648.67 T -(If) 474.78 648.67 T -(only) 484.49 648.67 T -(the) 506.45 648.67 T -(first) 522.28 648.67 T -(expression) 99 635.67 T -(after) 148.77 635.67 T -2 F -(in) 171.64 635.67 T -1 F -(is) 187.56 635.67 T -(specified,) 197.62 635.67 T -(it) 242.8 635.67 T -(should) 251.64 635.67 T -(be) 283.69 635.67 T -(a) 296.8 635.67 T -(dictionary,) 304.4 635.67 T -(which) 354.48 635.67 T -(will) 384.08 635.67 T -(be) 403.92 635.67 T -(used) 417.02 635.67 T -(for) 439.91 635.67 T -(both) 455.45 635.67 T -(the) 477.73 635.67 T -(global) 493.89 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237.67 T -(following) 293.24 237.67 T -(sections) 339.14 237.67 T -(places) 377.71 237.67 T -(each) 408.32 237.67 T -(clause) 431.6 237.67 T -(on) 462.21 237.67 T -(a) 476.33 237.67 T -(separate) 484.34 237.67 T -(line) 523.5 237.67 T -(for clarity.) 99 224.67 T -0 14 Q -(7.1) 99 197.67 T -(The) 135 197.67 T -2 F -(if) 163.78 197.67 T -0 F -( statement) 180.58 197.67 T -1 11 Q -(The) 99 172.67 T -2 F -(if) 118.86 172.67 T -1 F -( statement is used for conditional execution:) 132.05 172.67 T -2 10 Q -(if_stmt: "if" expression ":" suite) 99 154.33 T -( \050"elif" expression ":" suite\051*) 99 142.33 T -( ["else" ":" suite]) 99 130.33 T -1 11 Q -(It) 99 105.67 T -(selects) 108.74 105.67 T -(exactly) 141.08 105.67 T -(one) 175.86 105.67 T -(of) 194.76 105.67 T -(the) 206.93 105.67 T -(suites) 223.39 105.67 T -(by) 251.46 105.67 T -(evaluating) 265.48 105.67 T -(the) 314.32 105.67 T -(expressions) 330.77 105.67 T -(one) 385.12 105.67 T -(by) 404.01 105.67 T -(one) 418.03 105.67 T -(until) 436.93 105.67 T -(one) 460.12 105.67 T -(is) 479.01 105.67 T -(found) 489.37 105.67 T -(to) 518.04 105.67 T -(be) 529.62 105.67 T -(true) 99 92.67 T -(\050see) 118.75 92.67 T -(section) 139.11 92.67 T -(\322Boolean) 172.92 92.67 T -(operations\323) 217.11 92.67 T -(on) 270.46 92.67 T -(page) 284.11 92.67 T -(35) 307.63 92.67 T -(for) 321.28 92.67 T -(the) 336.75 92.67 T -(definition) 352.84 92.67 T -(of) 398.26 92.67 T -(true) 410.07 92.67 T -(and) 429.82 92.67 T -(false\051;) 448.35 92.67 T -(then) 478.49 92.67 T -(that) 500.08 92.67 T -(suite) 519.22 92.67 T -(i) 99 79.67 T -(s) 102.11 79.67 T -(e) 109.66 79.67 T -(x) 114.6 79.67 T -(e) 120.15 79.67 T -(c) 125.09 79.67 T -(u) 130.03 79.67 T -(t) 135.58 79.67 T -(e) 138.7 79.67 T -(d) 143.63 79.67 T -(\050) 152.4 79.67 T -(a) 156.12 79.67 T -(n) 161.06 79.67 T -(d) 166.61 79.67 T -(n) 175.38 79.67 T -(o) 180.94 79.67 T -(o) 189.71 79.67 T -(t) 195.26 79.67 T -(h) 198.37 79.67 T -(e) 203.93 79.67 T -(r) 208.86 79.67 T -(p) 215.8 79.67 T -(a) 221.35 79.67 T -(r) 226.29 79.67 T -(t) 230.01 79.67 T -(o) 236.34 79.67 T -(f) 241.89 79.67 T -(t) 248.82 79.67 T -(h) 251.93 79.67 T -(e) 257.49 79.67 T -2 F -(i) 265.64 79.67 T -(f) 272.3 79.67 T -1 F -(s) 282.17 79.67 T -(t) 286.5 79.67 T -(a) 289.61 79.67 T -(t) 294.55 79.67 T -(e) 297.66 79.67 T -(m) 302.6 79.67 T -(e) 311.21 79.67 T -(n) 316.15 79.67 T -(t) 321.7 79.67 T -(i) 328.03 79.67 T -(s) 331.14 79.67 T -(e) 338.69 79.67 T -(x) 343.63 79.67 T -(e) 349.18 79.67 T -(c) 354.12 79.67 T -(u) 359.06 79.67 T -(t) 364.61 79.67 T -(e) 367.73 79.67 T -(d) 372.66 79.67 T -(o) 381.43 79.67 T -(r) 386.99 79.67 T -(e) 393.92 79.67 T -(v) 398.86 79.67 T -(a) 404.41 79.67 T -(l) 409.35 79.67 T -(u) 412.46 79.67 T -(a) 418.02 79.67 T -(t) 422.96 79.67 T -(e) 426.07 79.67 T -(d) 431.01 79.67 T -(\051) 436.56 79.67 T -(.) 440.28 79.67 T -(I) 446.3 79.67 T -(f) 450.01 79.67 T -(a) 456.95 79.67 T -(l) 461.89 79.67 T -(l) 465 79.67 T -(e) 471.33 79.67 T -(x) 476.26 79.67 T -(p) 481.82 79.67 T -(r) 487.37 79.67 T -(e) 491.09 79.67 T -(s) 496.03 79.67 T -(s) 500.36 79.67 T -(i) 504.69 79.67 T -(o) 507.8 79.67 T -(n) 513.36 79.67 T -(s) 518.91 79.67 T -(a) 526.46 79.67 T -(r) 531.4 79.67 T -(e) 535.12 79.67 T -(false, the suite of the) 99 66.67 T -2 F -(else) 193.09 66.67 T -1 F -( clause, if present, is executed.) 219.49 66.67 T -FMENDPAGE -%%EndPage: "47" 53 -%%Page: "48" 54 -612 792 0 FMBEGINPAGE -0 FrameSetSepColors -FrameNoSep -0 0 0 1 0 0 0 1 K -1 10 Q -0 X -(48) 76.5 37.33 T -0 14 Q -(7.2) 72 710.67 T -(The) 108 710.67 T -7 F -(while) 136.78 710.67 T -0 F -( statement) 178.78 710.67 T -1 11 Q -(The) 72 685.67 T -2 F -(while) 91.86 685.67 T -1 F -( statement is used for repeated execution as long as an expression is true:) 124.86 685.67 T -2 10 Q -(while_stmt: "while" expression ":" suite) 72 667.33 T -( ["else" ":" suite]) 72 655.33 T -1 11 Q -(This) 72 630.67 T -(repeatedly) 93.94 630.67 T -(tests) 142.13 630.67 T -(the) 164.07 630.67 T -(expression) 179.88 630.67 T -(and,) 229.31 630.67 T -(if) 250.32 630.67 T -(it) 259.42 630.67 T -(is) 267.92 630.67 T -(true,) 277.63 630.67 T -(executes) 299.86 630.67 T -(the) 340.11 630.67 T -(first) 355.93 630.67 T -(suite;) 376.03 630.67 T -(if) 402.25 630.67 T -(the) 411.35 630.67 T -(expression) 427.17 630.67 T -(is) 476.59 630.67 T -(false) 486.31 630.67 T -(\050which) 509.45 630.67 T -(may) 72 617.67 T -(be) 93.16 617.67 T -(the) 105.76 617.67 T -(first) 121.42 617.67 T -(time) 141.36 617.67 T -(it) 163.14 617.67 T -(is) 171.47 617.67 T -(tested\051) 181.03 617.67 T -(the) 212.57 617.67 T -(suite) 228.23 617.67 T -(of) 251.23 617.67 T -(the) 262.61 617.67 T -2 F -(else) 278.27 617.67 T -1 F -(clause,) 306.89 617.67 T -(if) 339.34 617.67 T -(present,) 348.28 617.67 T -(is) 385.02 617.67 T -(executed) 394.57 617.67 T -(and) 435.89 617.67 T -(the) 453.99 617.67 T -(loop) 469.65 617.67 T -(terminates.) 491.42 617.67 T -(A) 72 592.67 T -2 F -(b) 83.25 592.67 T -(r) 89.92 592.67 T -(e) 96.6 592.67 T -(a) 103.27 592.67 T -(k) 109.94 592.67 T -1 F -(s) 119.85 592.67 T -(t) 124.2 592.67 T -(a) 127.33 592.67 T -(t) 132.29 592.67 T -(e) 135.42 592.67 T -(m) 140.38 592.67 T -(e) 149.01 592.67 T -(n) 153.97 592.67 T -(t) 159.54 592.67 T -(e) 165.91 592.67 T -(x) 170.87 592.67 T -(e) 176.44 592.67 T -(c) 181.4 592.67 T -(u) 186.35 592.67 T -(t) 191.93 592.67 T -(e) 195.06 592.67 T -(d) 200.01 592.67 T -(i) 208.82 592.67 T -(n) 211.95 592.67 T -(t) 220.76 592.67 T -(h) 223.89 592.67 T -(e) 229.47 592.67 T -(f) 237.66 592.67 T -(i) 241.39 592.67 T -(r) 244.52 592.67 T -(s) 248.26 592.67 T -(t) 252.61 592.67 T -(s) 258.98 592.67 T -(u) 263.33 592.67 T -(i) 268.9 592.67 T -(t) 272.04 592.67 T -(e) 275.17 592.67 T -(t) 283.36 592.67 T -(e) 286.49 592.67 T -(r) 291.45 592.67 T -(m) 295.18 592.67 T -(i) 303.82 592.67 T -(n) 306.95 592.67 T -(a) 312.52 592.67 T -(t) 317.48 592.67 T -(e) 320.61 592.67 T -(s) 325.57 592.67 T -(t) 333.15 592.67 T -(h) 336.28 592.67 T -(e) 341.86 592.67 T -(l) 350.05 592.67 T -(o) 353.18 592.67 T -(o) 358.75 592.67 T -(p) 364.33 592.67 T -(w) 373.14 592.67 T -(i) 381.15 592.67 T -(t) 384.28 592.67 T -(h) 387.41 592.67 T -(o) 392.98 592.67 T -(u) 398.56 592.67 T -(t) 404.13 592.67 T -(e) 410.5 592.67 T -(x) 415.45 592.67 T -(e) 421.03 592.67 T -(c) 425.98 592.67 T -(u) 430.94 592.67 T -(t) 436.52 592.67 T -(i) 439.65 592.67 T -(n) 442.78 592.67 T -(g) 448.35 592.67 T -(t) 457.16 592.67 T -(h) 460.29 592.67 T -(e) 465.86 592.67 T -2 F -(e) 474.06 592.67 T -(l) 480.73 592.67 T -(s) 487.4 592.67 T -(e) 494.08 592.67 T -1 F -(c) 503.98 592.67 T -(l) 508.94 592.67 T -(a) 512.07 592.67 T -(u) 517.03 592.67 T -(s) 522.6 592.67 T -(e) 526.95 592.67 T -(\325) 531.91 592.67 T -(s) 535.65 592.67 T -(suite.) 72 579.67 T -(A) 98.26 579.67 T -2 F -(continue) 108.94 579.67 T -1 F -(statement) 164.47 579.67 T -(executed) 209.37 579.67 T -(in) 251.2 579.67 T -(the) 262.49 579.67 T -(first) 278.66 579.67 T -(suite) 299.12 579.67 T -(skips) 322.63 579.67 T -(the) 347.98 579.67 T -(rest) 364.15 579.67 T -(of) 382.77 579.67 T -(the) 394.67 579.67 T -(suite) 410.84 579.67 T -(and) 434.36 579.67 T -(goes) 452.97 579.67 T -(back) 475.87 579.67 T -(to) 499.37 579.67 T -(testing) 510.66 579.67 T -(the expression.) 72 566.67 T -0 14 Q -(7.3) 72 539.67 T -(The) 108 539.67 T -7 F -(for) 136.78 539.67 T -0 F -( statement) 161.98 539.67 T -1 11 Q -(The) 72 514.67 T -2 F -(for) 91.86 514.67 T -1 F -( statement is used to iterate over the elements of a sequence \050string, tuple or list\051:) 111.65 514.67 T -2 10 Q -(for_stmt: "for" target_list "in" expression_list ":" suite) 72 496.33 T -( ["else" ":" suite]) 72 484.33 T -1 11 Q -(The) 72 459.67 T -(expression) 92.14 459.67 T -(list) 142.23 459.67 T -(is) 158.72 459.67 T -(evaluated) 169.09 459.67 T -(once;) 214.28 459.67 T -(it) 241.15 459.67 T -(should) 250.3 459.67 T -(yield) 282.67 459.67 T -(a) 307.71 459.67 T -(sequence.) 315.63 459.67 T -(The) 361.73 459.67 T -(suite) 381.88 459.67 T -(is) 405.69 459.67 T -(then) 416.07 459.67 T -(executed) 438.05 459.67 T -(once) 480.18 459.67 T -(for) 503.98 459.67 T -(each) 519.85 459.67 T -(item) 72 446.67 T -(in) 94.24 446.67 T -(the) 105.49 446.67 T -(sequence,) 121.62 446.67 T -(in) 167.37 446.67 T -(the) 178.61 446.67 T -(order) 194.74 446.67 T -(of) 220.63 446.67 T -(ascending) 232.48 446.67 T -(indices.) 279.16 446.67 T -(Each) 315.76 446.67 T -(item) 340.43 446.67 T -(in) 362.67 446.67 T -(turn) 373.92 446.67 T -(is) 394.33 446.67 T -(assigned) 404.35 446.67 T -(to) 444.92 446.67 T -(the) 456.16 446.67 T -(target) 472.29 446.67 T -(list) 500.02 446.67 T -(using) 516.16 446.67 T -(the) 72 433.67 T -(standard) 88.35 433.67 T -(rules) 128.53 433.67 T -(for) 152.82 433.67 T -(assignments,) 168.56 433.67 T -(and) 228 433.67 T -(then) 246.79 433.67 T -(the) 268.65 433.67 T -(suite) 285 433.67 T -(is) 308.69 433.67 T -(executed.) 318.93 433.67 T -(When) 363.69 433.67 T -(the) 392.87 433.67 T -(items) 409.22 433.67 T -(are) 435.96 433.67 T -(exhausted) 452.31 433.67 T -(\050which) 499.21 433.67 T -(is) 532.66 433.67 T -(immediately) 72 420.67 T -(when) 129.33 420.67 T -(the) 155.49 420.67 T -(sequence) 171.27 420.67 T -(is) 213.92 420.67 T -(empty\051,) 223.59 420.67 T -(the) 259.83 420.67 T -(suite) 275.61 420.67 T -(in) 298.72 420.67 T -(the) 309.61 420.67 T -2 F -(else) 325.39 420.67 T -1 F -(clause,) 354.12 420.67 T -(if) 386.69 420.67 T -(present,) 395.75 420.67 T -(is) 432.6 420.67 T -(executed,) 442.27 420.67 T -(and) 486.45 420.67 T -(the) 504.67 420.67 T -(loop) 520.44 420.67 T -(terminates.) 72 407.67 T -(A) 72 382.67 T -2 F -(b) 83.25 382.67 T -(r) 89.92 382.67 T -(e) 96.6 382.67 T -(a) 103.27 382.67 T -(k) 109.94 382.67 T -1 F -(s) 119.85 382.67 T -(t) 124.2 382.67 T -(a) 127.33 382.67 T -(t) 132.29 382.67 T -(e) 135.42 382.67 T -(m) 140.38 382.67 T -(e) 149.01 382.67 T -(n) 153.97 382.67 T -(t) 159.54 382.67 T -(e) 165.91 382.67 T -(x) 170.87 382.67 T -(e) 176.44 382.67 T -(c) 181.4 382.67 T -(u) 186.35 382.67 T -(t) 191.93 382.67 T -(e) 195.06 382.67 T -(d) 200.01 382.67 T -(i) 208.82 382.67 T -(n) 211.95 382.67 T -(t) 220.76 382.67 T -(h) 223.89 382.67 T -(e) 229.47 382.67 T -(f) 237.66 382.67 T -(i) 241.39 382.67 T -(r) 244.52 382.67 T -(s) 248.26 382.67 T -(t) 252.61 382.67 T -(s) 258.98 382.67 T -(u) 263.33 382.67 T -(i) 268.9 382.67 T -(t) 272.04 382.67 T -(e) 275.17 382.67 T -(t) 283.36 382.67 T -(e) 286.49 382.67 T -(r) 291.45 382.67 T -(m) 295.18 382.67 T -(i) 303.82 382.67 T -(n) 306.95 382.67 T -(a) 312.52 382.67 T -(t) 317.48 382.67 T -(e) 320.61 382.67 T -(s) 325.57 382.67 T -(t) 333.15 382.67 T -(h) 336.28 382.67 T -(e) 341.86 382.67 T -(l) 350.05 382.67 T -(o) 353.18 382.67 T -(o) 358.75 382.67 T -(p) 364.33 382.67 T -(w) 373.14 382.67 T -(i) 381.15 382.67 T -(t) 384.28 382.67 T -(h) 387.41 382.67 T -(o) 392.98 382.67 T -(u) 398.56 382.67 T -(t) 404.13 382.67 T -(e) 410.5 382.67 T -(x) 415.45 382.67 T -(e) 421.03 382.67 T -(c) 425.98 382.67 T -(u) 430.94 382.67 T -(t) 436.52 382.67 T -(i) 439.65 382.67 T -(n) 442.78 382.67 T -(g) 448.35 382.67 T -(t) 457.16 382.67 T -(h) 460.29 382.67 T -(e) 465.86 382.67 T -2 F -(e) 474.06 382.67 T -(l) 480.73 382.67 T -(s) 487.4 382.67 T -(e) 494.08 382.67 T -1 F -(c) 503.98 382.67 T -(l) 508.94 382.67 T -(a) 512.07 382.67 T -(u) 517.03 382.67 T -(s) 522.6 382.67 T -(e) 526.95 382.67 T -(\325) 531.91 382.67 T -(s) 535.65 382.67 T -(suite.) 72 369.67 T -(A) 98.62 369.67 T -2 F -(continue) 109.65 369.67 T -1 F -(statement) 165.54 369.67 T -(executed) 210.79 369.67 T -(in) 252.97 369.67 T -(the) 264.62 369.67 T -(first) 281.15 369.67 T -(suite) 301.96 369.67 T -(skips) 325.83 369.67 T -(the) 351.53 369.67 T -(rest) 368.06 369.67 T -(of) 387.04 369.67 T -(the) 399.29 369.67 T -(suite) 415.82 369.67 T -(and) 439.69 369.67 T -(continues) 458.66 369.67 T -(with) 503.91 369.67 T -(the) 526.56 369.67 T -(next item, or with the) 72 356.67 T -2 F -(else) 169.16 356.67 T -1 F -(clause if there was no next item.) 202.16 356.67 T -(The suite may assign to the variable\050s\051 in the target list; this does not affect the next item assigned to it.) 72 331.67 T -(The) 72 306.67 T -(target) 92.24 306.67 T -(list) 120.43 306.67 T -(is) 137.02 306.67 T -(not) 147.5 306.67 T -(deleted) 164.7 306.67 T -(when) 199.6 306.67 T -(the) 226.57 306.67 T -(loop) 243.15 306.67 T -(is) 265.85 306.67 T -(finished,) 276.33 306.67 T -(but) 317.66 306.67 T -(if) 334.85 306.67 T -(the) 344.71 306.67 T -(sequence) 361.3 306.67 T -(is) 404.75 306.67 T -(empty,) 415.23 306.67 T -(it) 448.62 306.67 T -(will) 457.87 306.67 T -(not) 478.13 306.67 T -(have) 495.32 306.67 T -(been) 519.23 306.67 T -(assigned) 72 293.67 T -(to) 112.86 293.67 T -(at) 124.39 293.67 T -(all) 135.31 293.67 T -(by) 149.29 293.67 T -(the) 163.26 293.67 T -(loop.) 179.68 293.67 T -(Hint:) 204.97 293.67 T -(the) 230.56 293.67 T -(built-in) 246.98 293.67 T -(function) 282.35 293.67 T -2 F -(range\050\051) 321.99 293.67 T -1 F -(returns) 371.16 293.67 T -(a) 404.69 293.67 T -(sequence) 412.55 293.67 T -(of) 455.84 293.67 T -(integers) 467.98 293.67 T -(suitable) 505.78 293.67 T -(to) 72 280.67 T -(emulate) 83.24 280.67 T -(the) 120.74 280.67 T -(effect) 136.86 280.67 T -(of) 164.58 280.67 T -(Pascal\325s) 176.42 280.67 T -2 F -(for) 215.15 280.67 T -(i) 241.38 280.67 T -(:=) 254.41 280.67 T -(a) 274.04 280.67 T -(to) 287.07 280.67 T -(b) 306.7 280.67 T -(do) 319.73 280.67 T -1 F -(;) 332.93 280.67 T -(e.g.) 338.67 280.67 T -2 F -(range\0503\051) 357.23 280.67 T -1 F -(returns) 412.71 280.67 T -(the) 445.93 280.67 T -(list) 462.06 280.67 T -2 F -([0,) 478.19 280.67 T -(1,) 504.42 280.67 T -(2]) 524.05 280.67 T -1 F -(.) 537.25 280.67 T -4 F -(Warning:) 72 255.67 T -1 F -(There) 120.31 255.67 T -(is) 148.44 255.67 T -(a) 158.25 255.67 T -(subtlety) 165.61 255.67 T -(when) 202.92 255.67 T -(the) 229.22 255.67 T -(sequence) 245.13 255.67 T -(is) 287.92 255.67 T -(being) 297.73 255.67 T -(modified) 324.65 255.67 T -(by) 366.85 255.67 T -(the) 380.32 255.67 T -(loop) 396.23 255.67 T -(\050this) 418.27 255.67 T -(can) 440.3 255.67 T -(only) 458.04 255.67 T -(occur) 480.07 255.67 T -(for) 506.98 255.67 T -(mu-) 522.28 255.67 T -(table) 72 242.67 T -(sequences,) 96.33 242.67 T -(i.e.) 146.62 242.67 T -(lists\051.) 163.01 242.67 T -(An) 190.1 242.67 T -(internal) 206.49 242.67 T -(counter) 243.04 242.67 T -(is) 278.97 242.67 T -(used) 289.26 242.67 T -(to) 312.36 242.67 T -(keep) 323.87 242.67 T -(track) 347.58 242.67 T -(of) 372.52 242.67 T -(which) 384.63 242.67 T -(item) 414.46 242.67 T -(is) 436.96 242.67 T -(used) 447.24 242.67 T -(next,) 470.35 242.67 T -(and) 494.99 242.67 T -(this) 513.82 242.67 T -(is) 532.66 242.67 T -(i) 72 229.67 T -(n) 75.11 229.67 T -(c) 80.65 229.67 T -(r) 85.58 229.67 T -(e) 89.29 229.67 T -(m) 94.22 229.67 T -(e) 102.83 229.67 T -(n) 107.76 229.67 T -(t) 113.3 229.67 T -(e) 116.41 229.67 T -(d) 121.34 229.67 T -(o) 130.09 229.67 T -(n) 135.64 229.67 T -(e) 144.4 229.67 T -(a) 149.33 229.67 T -(c) 154.26 229.67 T -(h) 159.19 229.67 T -(i) 167.94 229.67 T -(t) 171.05 229.67 T -(e) 174.15 229.67 T -(r) 179.08 229.67 T -(a) 182.79 229.67 T -(t) 187.72 229.67 T -(i) 190.83 229.67 T -(o) 193.93 229.67 T -(n) 199.48 229.67 T -(.) 205.02 229.67 T -(W) 211.03 229.67 T -(h) 221.46 229.67 T -(e) 227.01 229.67 T -(n) 231.94 229.67 T -(t) 240.69 229.67 T -(h) 243.8 229.67 T -(i) 249.35 229.67 T -(s) 252.45 229.67 T -(c) 259.98 229.67 T -(o) 264.92 229.67 T -(u) 270.46 229.67 T -(n) 276.01 229.67 T -(t) 281.55 229.67 T -(e) 284.66 229.67 T -(r) 289.59 229.67 T -(h) 296.51 229.67 T -(a) 302.05 229.67 T -(s) 306.98 229.67 T -(r) 314.52 229.67 T -(e) 318.23 229.67 T -(a) 323.16 229.67 T -(c) 328.09 229.67 T -(h) 333.02 229.67 T -(e) 338.57 229.67 T -(d) 343.5 229.67 T -(t) 352.25 229.67 T -(h) 355.36 229.67 T -(e) 360.9 229.67 T -(l) 369.05 229.67 T -(e) 372.15 229.67 T -(n) 377.08 229.67 T -(g) 382.63 229.67 T -(t) 388.17 229.67 T -(h) 391.28 229.67 T -(o) 400.03 229.67 T -(f) 405.58 229.67 T -(t) 412.5 229.67 T -(h) 415.6 229.67 T -(e) 421.15 229.67 T -(s) 429.29 229.67 T -(e) 433.61 229.67 T -(q) 438.55 229.67 T -(u) 444.09 229.67 T -(e) 449.64 229.67 T -(n) 454.57 229.67 T -(c) 460.11 229.67 T -(e) 465.05 229.67 T -(t) 473.18 229.67 T -(h) 476.29 229.67 T -(e) 481.84 229.67 T -(l) 489.98 229.67 T -(o) 493.08 229.67 T -(o) 498.63 229.67 T -(p) 504.17 229.67 T -(t) 512.93 229.67 T -(e) 516.03 229.67 T -(r) 520.96 229.67 T -(m) 524.67 229.67 T -(i) 533.28 229.67 T -(-) 536.38 229.67 T -(nates.) 72 216.67 T -(This) 100.18 216.67 T -(means) 122.57 216.67 T -(that) 153.51 216.67 T -(if) 172.83 216.67 T -(the) 182.38 216.67 T -(suite) 198.65 216.67 T -(deletes) 222.26 216.67 T -(the) 255.64 216.67 T -(current) 271.91 216.67 T -(\050or) 305.89 216.67 T -(a) 321.55 216.67 T -(previous\051) 329.26 216.67 T -(item) 373.64 216.67 T -(from) 396.02 216.67 T -(the) 420.23 216.67 T -(sequence,) 436.51 216.67 T -(the) 482.4 216.67 T -(next) 498.67 216.67 T -(item) 520.44 216.67 T -(will) 72 203.67 T -(be) 91.79 203.67 T -(skipped) 104.84 203.67 T -(\050since) 141.73 203.67 T -(it) 170.66 203.67 T -(gets) 179.45 203.67 T -(the) 199.84 203.67 T -(index) 215.95 203.67 T -(of) 243.06 203.67 T -(the) 254.89 203.67 T -(current) 271 203.67 T -(item) 304.82 203.67 T -(which) 327.05 203.67 T -(has) 356.6 203.67 T -(already) 373.93 203.67 T -(been) 408.97 203.67 T -(treated\051.) 432.41 203.67 T -(Likewise,) 471.42 203.67 T -(if) 517.17 203.67 T -(the) 526.56 203.67 T -(suite) 72 190.67 T -(inserts) 95.59 190.67 T -(an) 127.13 190.67 T -(item) 140.32 190.67 T -(in) 162.7 190.67 T -(the) 174.07 190.67 T -(sequence) 190.32 190.67 T -(before) 233.45 190.67 T -(the) 264.36 190.67 T -(current) 280.61 190.67 T -(item,) 314.58 190.67 T -(the) 339.7 190.67 T -(current) 355.95 190.67 T -(item) 389.92 190.67 T -(will) 412.29 190.67 T -(be) 432.22 190.67 T -(treated) 445.42 190.67 T -(again) 478.16 190.67 T -(the) 504.8 190.67 T -(next) 521.06 190.67 T -(time) 72 177.67 T -(through) 94.14 177.67 T -(the) 130.94 177.67 T -(loop.) 146.96 177.67 T -(This) 171.85 177.67 T -(can) 193.98 177.67 T -(lead) 211.83 177.67 T -(to) 232.74 177.67 T -(nasty) 243.87 177.67 T -(bugs) 269.67 177.67 T -(that) 293.03 177.67 T -(can) 312.11 177.67 T -(be) 329.96 177.67 T -(avoided) 342.92 177.67 T -(by) 380.33 177.67 T -(making) 393.9 177.67 T -(a) 429.48 177.67 T -(temporary) 436.95 177.67 T -(copy) 484.74 177.67 T -(using) 508.7 177.67 T -(a) 535.12 177.67 T -(slice of the whole sequence, e.g.) 72 164.67 T -2 10 Q -(for x in a[:]:) 72 146.33 T -( if x < 0: a.remove\050x\051) 72 134.33 T -FMENDPAGE -%%EndPage: "48" 54 -%%Page: "49" 55 -612 792 0 FMBEGINPAGE -0 FrameSetSepColors -FrameNoSep -0 0 0 1 0 0 0 1 K -1 10 Q -0 X -(49) 530 37.33 T -585 292.5 598.5 720 R -5 9 Q -(\245) 0 270 592.5 720 TF -(Compound statements) 0 270 592.5 711 TF -585 292.5 598.5 720 R -0 14 Q -(7.4) 99 710.67 T -(The) 135 710.67 T -7 F -(try) 163.78 710.67 T -0 F -( statement) 188.98 710.67 T -1 11 Q -(The) 99 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270.49 479.67 T -(t) 277.34 479.67 T -(h) 280.4 479.67 T -(e) 285.91 479.67 T -(r) 293.98 479.67 T -(e) 297.65 479.67 T -(s) 302.55 479.67 T -(u) 306.84 479.67 T -(l) 312.35 479.67 T -(t) 315.42 479.67 T -(i) 318.48 479.67 T -(n) 321.55 479.67 T -(g) 327.06 479.67 T -(o) 335.74 479.67 T -(b) 341.26 479.67 T -(j) 346.77 479.67 T -(e) 349.83 479.67 T -(c) 354.73 479.67 T -(t) 359.62 479.67 T -(i) 365.86 479.67 T -(s) 368.93 479.67 T -(\322) 376.39 479.67 T -(c) 381.29 479.67 T -(o) 386.18 479.67 T -(m) 391.69 479.67 T -(p) 400.26 479.67 T -(a) 405.77 479.67 T -(t) 410.66 479.67 T -(i) 413.73 479.67 T -(b) 416.8 479.67 T -(l) 422.31 479.67 T -(e) 425.38 479.67 T -(\323) 430.27 479.67 T -(w) 438.34 479.67 T -(i) 446.29 479.67 T -(t) 449.36 479.67 T -(h) 452.43 479.67 T -(t) 461.11 479.67 T -(h) 464.18 479.67 T -(e) 469.69 479.67 T -(e) 477.76 479.67 T -(x) 482.65 479.67 T -(c) 488.16 479.67 T -(e) 493.05 479.67 T -(p) 497.95 479.67 T -(t) 503.46 479.67 T -(i) 506.53 479.67 T -(o) 509.59 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if the entire) 99 338.67 T -2 F -(try) 293.6 338.67 T -1 F -( statement raised the exception\051.) 313.4 338.67 T -(When) 99 313.67 T -(a) 127.72 313.67 T -(matching) 135.07 313.67 T -(except) 178.46 313.67 T -(clause) 209.63 313.67 T -(is) 239.58 313.67 T -(found,) 249.37 313.67 T -(the) 280.24 313.67 T -(exception\325s) 296.14 313.67 T -(parameter) 349.3 313.67 T -(is) 395.74 313.67 T -(assigned) 405.53 313.67 T -(to) 445.87 313.67 T -(the) 456.89 313.67 T -(target) 472.79 313.67 T -(specified) 500.29 313.67 T -(in) 99 300.67 T -(that) 110.39 300.67 T -(except) 129.71 300.67 T -(clause,) 161.25 300.67 T -(if) 194.32 300.67 T -(present,) 203.87 300.67 T -(and) 241.21 300.67 T -(the) 259.92 300.67 T -(except) 276.19 300.67 T -(clause\325s) 307.73 300.67 T -(suite) 345.99 300.67 T -(is) 369.6 300.67 T -(executed.) 379.76 300.67 T -(When) 424.43 300.67 T -(the) 453.53 300.67 T -(end) 469.8 300.67 T -(of) 488.51 300.67 T -(this) 500.5 300.67 T -(suite) 519.22 300.67 T -(is) 99 287.67 T 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-(suite) 212.96 236.67 T -(is) 236.12 236.67 T -(executed,) 245.83 236.67 T -(details) 290.05 236.67 T -(about) 321.14 236.67 T -(the) 347.96 236.67 T -(exception) 363.78 236.67 T -(are) 408.92 236.67 T -(assigned) 424.73 236.67 T -(to) 464.99 236.67 T -(three) 475.92 236.67 T -(variables) 500.29 236.67 T -(i) 99 223.67 T -(n) 102.93 223.67 T -(t) 113.35 223.67 T -(h) 117.29 223.67 T -(e) 123.66 223.67 T -2 F -(s) 133.46 223.67 T -(y) 140.94 223.67 T -(s) 148.42 223.67 T -1 F -(m) 159.93 223.67 T -(o) 169.37 223.67 T -(d) 175.75 223.67 T -(u) 182.12 223.67 T -(l) 188.5 223.67 T -(e) 192.44 223.67 T -(:) 198.2 223.67 T -2 F -(s) 206.17 223.67 T -(y) 213.65 223.67 T -(s) 221.12 223.67 T -(.) 228.6 223.67 T -(e) 236.08 223.67 T -(x) 243.56 223.67 T -(c) 251.03 223.67 T -(_) 258.51 223.67 T -(t) 265.99 223.67 T -(y) 273.46 223.67 T -(p) 280.94 223.67 T -(e) 288.42 223.67 T -1 F -(r) 299.93 223.67 T -(e) 304.48 223.67 T -(c) 310.24 223.67 T -(e) 316 223.67 T -(i) 321.76 223.67 T -(v) 325.69 223.67 T -(e) 332.07 223.67 T -(s) 337.83 223.67 T -(t) 347.03 223.67 T -(h) 350.96 223.67 T -(e) 357.34 223.67 T -(o) 367.14 223.67 T -(b) 373.52 223.67 T -(j) 379.89 223.67 T -(e) 383.83 223.67 T -(c) 389.59 223.67 T -(t) 395.35 223.67 T -(i) 403.33 223.67 T -(d) 407.26 223.67 T -(e) 413.64 223.67 T -(n) 419.4 223.67 T -(t) 425.77 223.67 T -(i) 429.71 223.67 T -(f) 433.64 223.67 T -(y) 438.18 223.67 T -(i) 444.56 223.67 T -(n) 448.5 223.67 T -(g) 454.87 223.67 T -(t) 465.29 223.67 T -(h) 469.23 223.67 T -(e) 475.6 223.67 T -(e) 485.4 223.67 T -(x) 491.16 223.67 T -(c) 497.54 223.67 T -(e) 503.3 223.67 T -(p) 509.06 223.67 T -(t) 515.44 223.67 T -(i) 519.38 223.67 T -(o) 523.31 223.67 T -(n) 529.69 223.67 T -(;) 536.07 223.67 T -2 F -(s) 99 210.67 T -(y) 105.65 210.67 T -(s) 112.31 210.67 T -(.) 118.96 210.67 T -(e) 125.61 210.67 T -(x) 132.27 210.67 T -(c) 138.92 210.67 T -(_) 145.57 210.67 T -(v) 152.23 210.67 T -(a) 158.88 210.67 T -(l) 165.53 210.67 T -(u) 172.18 210.67 T -(e) 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673.67 T -(t) 441.22 673.67 T -(i) 447.87 673.67 T -(n) 454.52 673.67 T -(u) 461.17 673.67 T -(e) 467.82 673.67 T -1 F -(s) 477.68 673.67 T -(t) 482.01 673.67 T -(a) 485.12 673.67 T -(t) 490.05 673.67 T -(e) 493.16 673.67 T -(m) 498.09 673.67 T -(e) 506.7 673.67 T -(n) 511.64 673.67 T -(t) 517.19 673.67 T -(,) 520.29 673.67 T -(t) 526.31 673.67 T -(h) 529.41 673.67 T -(e) 534.97 673.67 T -(saved) 72 660.67 T -(exception) 100.04 660.67 T -(is) 145.8 660.67 T -(lost.) 156.14 660.67 T -(The) 177.78 660.67 T -(exception) 197.88 660.67 T -(information) 243.64 660.67 T -(is) 298.58 660.67 T -(not) 308.91 660.67 T -(available) 325.96 660.67 T -(to) 368.67 660.67 T -(the) 380.22 660.67 T -(program) 396.66 660.67 T -(during) 436.92 660.67 T -(execution) 468.64 660.67 T -(of) 514.4 660.67 T -(the) 526.56 660.67 T -2 F -(finally) 72 647.67 T -1 F -( clause.) 118.2 647.67 T -(When) 72 622.67 T -(a) 101.12 622.67 T -2 F -(return) 108.87 622.67 T -1 F -(or) 151.32 622.67 T -2 F -(break) 163.34 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389.67 T -(the) 526.56 389.67 T -(file as a complete program.) 99 376.67 T -0 14 Q -(8.2) 99 349.67 T -(File input) 135 349.67 T -1 11 Q -(All input read from non-interactive files has the same form:) 99 324.67 T -2 10 Q -(file_input: \050NEWLINE | statement\051*) 99 306.33 T -1 11 Q -(This syntax is used in the following situations:) 99 281.67 T -(\245) 99 262.67 T -(when parsing a complete Python program \050from a file or from a string\051;) 113.4 262.67 T -(\245) 99 243.67 T -(when parsing a module;) 113.4 243.67 T -(\245) 99 224.67 T -(when parsing a string passed to the) 113.4 224.67 T -2 F -(exec) 270.13 224.67 T -1 F -( statement;) 296.53 224.67 T -0 14 Q -(8.3) 99 197.67 T -(Interactive input) 135 197.67 T -1 11 Q -(Input in interactive mode is parsed using the following grammar:) 99 172.67 T -2 10 Q -(interactive_input: [stmt_list] NEWLINE | compound_stmt NEWLINE) 99 154.33 T -1 11 Q -(Note) 99 129.67 T -(that) 122.7 129.67 T -(a) 141.52 129.67 T -(\050top-level\051) 148.73 129.67 T -(compound) 197.47 129.67 T -(statement) 246.24 129.67 T -(must) 290.72 129.67 T -(be) 314.43 129.67 T -(followed) 327.13 129.67 T -(by) 368.56 129.67 T -(a) 381.88 129.67 T -(blank) 389.08 129.67 T -(line) 415.84 129.67 T -(in) 434.66 129.67 T -(interactive) 445.54 129.67 T -(mode;) 494.29 129.67 T -(this) 524.1 129.67 T -(is needed to help the parser detect the end of the input.) 99 116.67 T -FMENDPAGE -%%EndPage: "53" 59 -%%Page: "54" 60 -612 792 0 FMBEGINPAGE -0 FrameSetSepColors -FrameNoSep -0 0 0 1 0 0 0 1 K -1 10 Q -0 X -(54) 76.5 37.33 T -0 14 Q -(8.4) 72 710.67 T -(Expression input) 108 710.67 T -1 11 Q -(There) 72 685.67 T -(are) 100.31 685.67 T -(two) 116.39 685.67 T -(forms) 135.54 685.67 T -(of) 163.86 685.67 T -(expression) 175.68 685.67 T -(input.) 225.38 685.67 T -(Both) 253.4 685.67 T -(ignore) 277.45 685.67 T -(leading) 308.2 685.67 T -(whitespace.) 343.24 685.67 T -(The) 397.52 685.67 T -(string) 417.28 685.67 T -(argument) 444.99 685.67 T -(to) 489.19 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297.67 T -( . . . . . . . . . . . . . . . . . . . . . .) 365.75 297.67 T -(33) 488.5 297.67 T -(and) 324 284.67 T -(bit-wise) 342 271.67 T -( . . . . . . . . . . . . . . . . . . .) 382.25 271.67 T -(34) 488.5 271.67 T -(argument) 324 258.67 T -(default value) 342 245.67 T -( . . . . . . . . . . . . . . .) 404.25 245.67 T -(31) 488.5 245.67 T -(function) 342 232.67 T -( . . . . . . . . . . . . . . . . . . .) 382.25 232.67 T -(14) 488.5 232.67 T -(keyword) 342 219.67 T -(. . . . . . . . . . . . . . . . . . .) 385 219.67 T -(31) 488.5 219.67 T -(arguments) 324 206.67 T -(positional) 342 193.67 T -(. . . . . . . . . . . . . . . . . .) 390.5 193.67 T -(31) 488.5 193.67 T -(array of bytes) 324 180.67 T -( . . . . . . . . . . . . . . . . . .) 387.75 180.67 T -(13) 488.5 180.67 T -(ASCII) 324 167.67 T -(. . . . . . . . . . . . . . . . . .) 357.5 167.67 T -(6) 454 167.67 T -1 12 Q -(\320) 459.5 167.67 T -1 11 Q -(7) 465.5 167.67 T -1 12 Q -(,) 471 167.67 T -1 11 Q -(9) 477 167.67 T -1 12 Q -(,) 482.5 167.67 T -1 11 Q -(13) 488.5 167.67 T -(assignment) 324 154.67 T -( . . . . . . . . . . . . . . . . .) 376.75 154.67 T -(13) 471.5 154.67 T -1 12 Q -(,) 482.5 154.67 T -1 11 Q -(30) 488.5 154.67 T -(attribute) 342 141.67 T -( . . . . . . . . . . . . . . . . . . .) 382.25 141.67 T -(40) 488.5 141.67 T -(class) 360 128.67 T -(. . . . . . . . . . . . . . . . . . .) 385 128.67 T -(16) 488.5 128.67 T -(class instance) 360 115.67 T -(. . . . . . . . . . . .) 423.5 115.67 T -(16) 488.5 115.67 T -(attributes) 342 102.67 T -( . . . . . . . . . . . . . . . . . .) 387.75 102.67 T -(40) 488.5 102.67 T -(list) 342 89.67 T -0 12 Q -4.8 (I) 288 670 S -0 9.6 Q -4.8 (NDEX) 296.13 670 S -FMENDPAGE -%%EndPage: "55" 61 -%%Page: "56" 62 -612 792 0 FMBEGINPAGE -0 FrameSetSepColors -FrameNoSep -0 0 0 1 0 0 0 1 K -0 12 Q -0 X -4.8 (I) 270 748 S -0 9.6 Q -4.8 (NDEX) 278.13 748 S -1 10 Q -(56) 76.5 32.83 T -297 720 297 63 2 L -0.5 H -2 Z -N -67.5 720 67.5 63 2 L -N -1 11 Q -(target) 112.5 712.67 T -(. . . . . . . . . . . . . . . . . .) 143 712.67 T -(40) 241 712.67 T -(slicing) 94.5 699.67 T -( . . . . . . . . . . . . . . . . . . . .) 129.25 699.67 T -(41) 241 699.67 T -(subscription) 94.5 686.67 T -(. . . . . . . . . . . . . . . .) 154 686.67 T -(41) 241 686.67 T -(atom) 76.5 673.67 T -( . . . . . . . . . . . . . . . . . . . . . . . . .) 101.75 673.67 T -(27) 241 673.67 T -(attribute) 76.5 660.67 T -( . . . . . . . . . . . . . . . . . . . . . .) 118.25 660.67 T -(12) 241 660.67 T -(class) 94.5 647.67 T -(. . . . . . . . . . . . . . . . . . . . . .) 121 647.67 T -(16) 241 647.67 T -(class instance) 94.5 634.67 T -(. . . . . . . . . . . . . . .) 159.5 634.67 T -(16) 241 634.67 T -(generic) 94.5 621.67 T -(. . . . . . . . . . . . . . . . . . . .) 132 621.67 T -(12) 241 621.67 T -(special) 94.5 608.67 T -( . . . . . . . . . . . . . . . . . . . .) 129.25 608.67 T -(12) 241 608.67 T -(attribute access) 76.5 595.67 T -(. . . . . . . . . . . . . . . . .) 148.5 595.67 T -(19) 241 595.67 T -(attribute search) 76.5 582.67 T -(. . . . . . . . . . . . . . . . .) 148.5 582.67 T -(15) 241 582.67 T -(AttributeError) 76.5 569.67 T -(. . . . . . . . . . . .) 143 569.67 T -(19) 207 569.67 T -1 12 Q -(,) 218 569.67 T -1 11 Q -(29) 224 569.67 T -1 12 Q -(,) 235 569.67 T -1 11 Q -(40) 241 569.67 T -0 12 Q -(B) 76.5 548 T -1 11 Q -(back-quotes) 76.5 534.67 T -( . . . . . . . . . . . . . . . .) 134.75 534.67 T -(19) 224 534.67 T -1 12 Q -(,) 235 534.67 T -1 11 Q -(29) 241 534.67 T -(backslash) 76.5 521.67 T -( . . . . . . . . . . . . . . . . . . . . . .) 123.75 521.67 T -(6) 246.5 521.67 T -(backslash character) 76.5 508.67 T -( . . . . . . . . . . . . . .) 167.75 508.67 T -(3) 246.5 508.67 T -(binary arithmetic operations) 76.5 495.67 T -( . . . . . .) 206.25 495.67 T -(21) 241 495.67 T -(binding) 76.5 482.67 T -(name) 94.5 469.67 T -( . . . . . . . .) 123.75 469.67 T -(27) 173 469.67 T -1 12 Q -(,) 184 469.67 T -1 11 Q -(43) 190 469.67 T -1 12 Q -(\320) 201 469.67 T -1 11 Q -(44) 207 469.67 T -1 12 Q -(,) 218 469.67 T -1 11 Q -(50) 224 469.67 T -1 12 Q -(\320) 235 469.67 T -1 11 Q -(51) 241 469.67 T -(global) 112.5 456.67 T -(. . . . . . . . . . . . . . . . . .) 143 456.67 T -(44) 241 456.67 T -(bitwise operations) 76.5 443.67 T -( . . . . . . . . . . . . . .) 162.25 443.67 T -(21) 241 443.67 T -(blank line) 76.5 430.67 T -( . . . . . . . . . . . . . . . . . . . . . .) 123.75 430.67 T -(4) 246.5 430.67 T -(block) 76.5 417.67 T -(code) 94.5 404.67 T -(. . . . . . . . . . . . . . . . . . . . . .) 121 404.67 T -(23) 241 404.67 T -(BNF) 76.5 391.67 T -( . . . . . . . . . . . . . . . . . . . . . . .) 101.75 391.67 T -(1) 229.5 391.67 T -1 12 Q -(,) 235 391.67 T -1 11 Q -(27) 241 391.67 T -(break) 76.5 378.67 T -(. . . . . . . . . . . . . . . . . . .) 104.5 378.67 T -(43) 207 378.67 T -1 12 Q -(,) 218 378.67 T -1 11 Q -(48) 224 378.67 T -1 12 Q -(,) 235 378.67 T -1 11 Q -(50) 241 378.67 T -(built-in) 76.5 365.67 T -( . . . . . . . . . . . . . . . . . . . .) 112.75 365.67 T -(15) 224 365.67 T -1 12 Q -(,) 235 365.67 T -1 11 Q -(32) 241 365.67 T -(built-in method) 76.5 352.67 T -(. . . . . . . . . . . . . . . . .) 148.5 352.67 T -(32) 241 352.67 T -(byte) 76.5 339.67 T -(. . . . . . . . . . . . . . . . . . . . . . . . . .) 99 339.67 T -(13) 241 339.67 T -(bytecode) 76.5 326.67 T -(. . . . . . . . . . . . . . . . . . . . . .) 121 326.67 T -(16) 241 326.67 T -(byte-compile) 76.5 313.67 T -( . . . . . . . . . . . . . . . . . .) 140.25 313.67 T -(16) 241 313.67 T -0 12 Q -(C) 76.5 292 T -1 11 Q -(C) 76.5 278.67 T -(. . . . . . . . . . . . . . . . . . . .) 88 278.67 T -(7) 195.5 278.67 T -1 12 Q -(,) 201 278.67 T -1 11 Q -(12) 207 278.67 T -1 12 Q -(,) 218 278.67 T -1 11 Q -(15) 224 278.67 T -1 12 Q -(,) 235 278.67 T -1 11 Q -(34) 241 278.67 T -(call) 76.5 265.67 T -( . . . . . . . . . . . . . . . . . . . . . . . . . .) 96.25 265.67 T -(31) 241 265.67 T -(built-in function) 94.5 252.67 T -(. . . . . . . . . . . . .) 170.5 252.67 T -(32) 241 252.67 T -(built-in method) 94.5 239.67 T -( . . . . . . . . . . . . .) 167.75 239.67 T -(32) 241 239.67 T -(class instance) 94.5 226.67 T -(. . . . . . . . . . . . . . .) 159.5 226.67 T -(32) 241 226.67 T -(class object) 94.5 213.67 T -( . . . . . . . . . .) 151.25 213.67 T -(15) 207 213.67 T -1 12 Q -(\320) 218 213.67 T -1 11 Q -(16) 224 213.67 T -1 12 Q -(,) 235 213.67 T -1 11 Q -(32) 241 213.67 T -(function) 94.5 200.67 T -( . . . . . . . . . . . . . . . . . . .) 134.75 200.67 T -(32) 241 200.67 T -(user-defined) 112.5 187.67 T -(. . . . . . . . . . . . .) 170.5 187.67 T -(32) 241 187.67 T -(function invocation) 94.5 174.67 T -( . . . . . . . . . .) 184.25 174.67 T -(14) 241 174.67 T -(instance) 94.5 161.67 T -( . . . . . . . . . . . . . . . . . . .) 134.75 161.67 T -(32) 241 161.67 T -(method) 94.5 148.67 T -(. . . . . . . . . . . . . . . . . . . .) 132 148.67 T -(32) 241 148.67 T -(procedure) 94.5 135.67 T -(. . . . . . . . . . . . . . . . . .) 143 135.67 T -(39) 241 135.67 T -(callable) 76.5 122.67 T -(. . . . . . . . . . . . . . . . . . . .) 115.5 122.67 T -(14) 224 122.67 T -1 12 Q -(,) 235 122.67 T -1 11 Q -(31) 241 122.67 T -(characters) 76.5 109.67 T -(. . . . . . . . . . . . . . . . . . . . .) 126.5 109.67 T -(30) 241 109.67 T -(chr) 76.5 96.67 T -( . . . . . . . . . . . . . . . . . . . . . . . . . .) 96.25 96.67 T -(13) 241 96.67 T -(circular references) 76.5 83.67 T -( . . . . . . . . . . . . . .) 162.25 83.67 T -(11) 241 83.67 T -(class) 76.5 70.67 T -( . . . . . . . . . . . . . . . .) 101.75 70.67 T -(15) 190 70.67 T -1 12 Q -(\320) 201 70.67 T -1 11 Q -(16) 207 70.67 T -1 12 Q -(,) 218 70.67 T -1 11 Q -(32) 224 70.67 T -1 12 Q -(,) 235 70.67 T -1 11 Q -(51) 241 70.67 T -(class instance) 306 712.67 T -( . . . . . . . . . . . . . . . . . .) 371.25 712.67 T -(15) 470.5 712.67 T -(clause) 306 699.67 T -( . . . . . . . . . . . . . . . . . . . . . . . .) 338.25 699.67 T -(47) 470.5 699.67 T -(close) 306 686.67 T -( . . . . . . . . . . . . . . . . . . . . . . . . .) 332.75 686.67 T -(11) 470.5 686.67 T -(code block) 306 673.67 T -(. . . . . . . . . . . . . .) 357.5 673.67 T -(23) 436.5 673.67 T -1 12 Q -(,) 447.5 673.67 T -1 11 Q -(27) 453.5 673.67 T -1 12 Q -(,) 464.5 673.67 T -1 11 Q -(44) 470.5 673.67 T -(code generation phase) 306 660.67 T -(. . . . . . . . . . . .) 407 660.67 T -(41) 470.5 660.67 T -(code object) 306 647.67 T -( . . . . . . . . . . . . . . . . . . . .) 360.25 647.67 T -(16) 470.5 647.67 T -(co_argcount) 324 634.67 T -( . . . . . . . . . . . . . . . .) 382.25 634.67 T -(17) 470.5 634.67 T -(co_code) 324 621.67 T -( . . . . . . . . . . . . . . . . . . .) 365.75 621.67 T -(17) 470.5 621.67 T -(co_consts) 324 608.67 T -( . . . . . . . . . . . . . . . . . .) 371.25 608.67 T -(17) 470.5 608.67 T -(co_filename) 324 595.67 T -( . . . . . . . . . . . . . . . .) 382.25 595.67 T -(17) 470.5 595.67 T -(co_flags) 324 582.67 T -( . . . . . . . . . . . . . . . . . . .) 365.75 582.67 T -(17) 470.5 582.67 T -(co_names) 324 569.67 T -( . . . . . . . . . . . . . . . . . .) 371.25 569.67 T -(17) 470.5 569.67 T -(co_nlocals) 324 556.67 T -( . . . . . . . . . . . . . . . . .) 376.75 556.67 T -(17) 470.5 556.67 T -(co_varnames) 324 543.67 T -( . . . . . . . . . . . . . . .) 387.75 543.67 T -(17) 470.5 543.67 T -(coercion) 306 530.67 T -( . . . . . . . . . . . . . . . . . .) 349.25 530.67 T -(27) 453.5 530.67 T -1 12 Q -(,) 464.5 530.67 T -1 11 Q -(32) 470.5 530.67 T -(coercion rules) 306 517.67 T -( . . . . . . . . . . . . . . . . . .) 371.25 517.67 T -(22) 470.5 517.67 T -(colon) 306 504.67 T -(. . . . . . . . . . . . . . . . . . . . . . . . .) 335.5 504.67 T -(47) 470.5 504.67 T -(comma) 306 491.67 T -(trailing) 324 478.67 T -( . . . . . . . . . . . . . . . .) 360.25 478.67 T -(36) 453.5 478.67 T -1 12 Q -(,) 464.5 478.67 T -1 11 Q -(42) 470.5 478.67 T -(comma operator) 306 465.67 T -( . . . . . . . . . . . . . . . .) 382.25 465.67 T -(28) 470.5 465.67 T -(command line) 306 452.67 T -(. . . . . . . . . . . . . . . . . .) 374 452.67 T -(53) 470.5 452.67 T -(comment) 306 439.67 T -(. . . . . . . . . . . . . . . . . . . . . . .) 352 439.67 T -(3) 476 439.67 T -(comparison) 306 426.67 T -(. . . . . . . . . . . . . . . . . . . .) 363 426.67 T -(34) 470.5 426.67 T -(chaining) 324 413.67 T -( . . . . . . . . . . . . . . . . . . .) 365.75 413.67 T -(34) 470.5 413.67 T -(comparison operator) 306 400.67 T -(. . . . . . . . . . . . . .) 401.5 400.67 T -(9) 476 400.67 T -(compile) 306 387.67 T -(. . . . . . . . . . . . . . . . . . . . . . .) 346.5 387.67 T -(44) 470.5 387.67 T -(complex literal) 306 374.67 T -( . . . . . . . . . . . . . . . . . .) 376.75 374.67 T -(9) 476 374.67 T -(complex number) 306 361.67 T -(. . . . . . . . . .) 385 361.67 T -(9) 442 361.67 T -1 12 Q -(,) 447.5 361.67 T -1 11 Q -(13) 453.5 361.67 T -1 12 Q -(,) 464.5 361.67 T -1 11 Q -(27) 470.5 361.67 T -(constant) 306 348.67 T -(. . . . . . . . . . . . . . . . . . . . . . . .) 346.5 348.67 T -(6) 476 348.67 T -(constructor) 306 335.67 T -(class) 324 322.67 T -( . . . . . . . . . . . . . . . . . . . . . .) 349.25 322.67 T -(18) 470.5 322.67 T -(container) 306 309.67 T -(. . . . . . . . . . . . . . . . . .) 352 309.67 T -(11) 453.5 309.67 T -1 12 Q -(,) 464.5 309.67 T -1 11 Q -(16) 470.5 309.67 T -(continue) 306 296.67 T -( . . . . . . . . . . . . . . .) 349.25 296.67 T -(43) 436.5 296.67 T -1 12 Q -(,) 447.5 296.67 T -1 11 Q -(48) 453.5 296.67 T -1 12 Q -(,) 464.5 296.67 T -1 11 Q -(50) 470.5 296.67 T -(conversion) 306 283.67 T -(arithmetic) 324 270.67 T -(. . . . . . . . . . . . . . . . . .) 374 270.67 T -(27) 470.5 270.67 T -(string) 324 257.67 T -( . . . . . . . . . . . . . .) 354.75 257.67 T -(19) 436.5 257.67 T -1 12 Q -(,) 447.5 257.67 T -1 11 Q -(29) 453.5 257.67 T -1 12 Q -(,) 464.5 257.67 T -1 11 Q -(39) 470.5 257.67 T -(curly brace) 306 244.67 T -( . . . . . . . . . . . . . . . . . . . . .) 360.25 244.67 T -(4) 476 244.67 T -0 12 Q -(D) 306 223 T -1 11 Q -(data) 306 209.67 T -(. . . . . . . . . . . . . . . . . . . . . . . . . .) 330 209.67 T -(11) 470.5 209.67 T -(datum) 306 196.67 T -( . . . . . . . . . . . . . . . . . . . . . . . .) 338.25 196.67 T -(28) 470.5 196.67 T -(debugger) 306 183.67 T -(. . . . . . . . . . . . . . . . . . . . . .) 352 183.67 T -(17) 470.5 183.67 T -(debugging) 306 170.67 T -(. . . . . . . . . . . . . . . . . . . . .) 357.5 170.67 T -(11) 470.5 170.67 T -(decimal literal) 306 157.67 T -(. . . . . . . . . . . . . . . . . . .) 374 157.67 T -(8) 476 157.67 T -(DEDENT token) 306 144.67 T -( . . . . . . . . . . . . .) 382.25 144.67 T -(4) 459 144.67 T -1 12 Q -(,) 464.5 144.67 T -1 11 Q -(47) 470.5 144.67 T -(definition) 306 131.67 T -(class) 324 118.67 T -( . . . . . . . . . . . . . . . . . .) 349.25 118.67 T -(42) 453.5 118.67 T -1 12 Q -(,) 464.5 118.67 T -1 11 Q -(51) 470.5 118.67 T -(function) 324 105.67 T -( . . . . . . . . . . . . . . .) 365.75 105.67 T -(42) 453.5 105.67 T -1 12 Q -(,) 464.5 105.67 T -1 11 Q -(50) 470.5 105.67 T -(del) 306 92.67 T -(. . . . . . . . . . . . . .) 324.5 92.67 T -(13) 402.5 92.67 T -1 12 Q -(,) 413.5 92.67 T -1 11 Q -(18) 419.5 92.67 T -1 12 Q -(,) 430.5 92.67 T -1 11 Q -(23) 436.5 92.67 T -1 12 Q -(,) 447.5 92.67 T -1 11 Q -(30) 453.5 92.67 T -1 12 Q -(,) 464.5 92.67 T -1 11 Q -(41) 470.5 92.67 T -(delete) 306 79.67 T -(attribute) 324 66.67 T -( . . . . . . . . . . . . . . . . . . .) 365.75 66.67 T -(42) 470.5 66.67 T -FMENDPAGE -%%EndPage: "56" 62 -%%Page: "57" 63 -612 792 0 FMBEGINPAGE -0 FrameSetSepColors -FrameNoSep -0 0 0 1 0 0 0 1 K -0 12 Q -0 X -4.8 (I) 288 748 S -0 9.6 Q -4.8 (NDEX) 296.13 748 S -1 10 Q -(57) 525.5 32.83 T -315 720 315 63 2 L -0.5 H -2 Z -N -85.5 720 85.5 63 2 L -N -1 11 Q -(delimiter) 94.5 712.67 T -(. . . . . . . . . . . . . . . . . . . . . . .) 137.5 712.67 T -(9) 264.5 712.67 T -(dictionary) 94.5 699.67 T -(. . . . . .) 143 699.67 T -(14) 174 699.67 T -1 12 Q -(\320) 185 699.67 T -1 11 Q -(15) 191 699.67 T -1 12 Q -(,) 202 699.67 T -1 11 Q -(19) 208 699.67 T -1 12 Q -(,) 219 699.67 T -1 11 Q -(28) 225 699.67 T -1 12 Q -(\320) 236 699.67 T -1 11 Q -(29) 242 699.67 T -1 12 Q -(,) 253 699.67 T -1 11 Q -(41) 259 699.67 T -(display) 94.5 686.67 T -(dictionary) 112.5 673.67 T -( . . . . . . . . . . . . . . . . .) 162.25 673.67 T -(28) 259 673.67 T -(tuple) 112.5 660.67 T -(. . . . . . . . . . . . . . . . . . . . . .) 137.5 660.67 T -(28) 259 660.67 T -(division) 94.5 647.67 T -( . . . . . . . . . . . . . . . . . . . . . .) 134.75 647.67 T -(33) 259 647.67 T -(divmod) 94.5 634.67 T -(. . . . . . . . . . . . . . . . . . . . . . .) 132 634.67 T -(33) 259 634.67 T -(double precision) 94.5 621.67 T -( . . . . . . . . . . . . . . .) 173.25 621.67 T -(12) 259 621.67 T -0 12 Q -(E) 94.5 600 T -1 11 Q -(elif) 94.5 586.67 T -( . . . . . . . . . . . . . . . . . . . . . . . . . .) 112.75 586.67 T -(47) 259 586.67 T -(Ellipsis) 94.5 573.67 T -(. . . . . . . . . . . . . . . . . . . . . . .) 132 573.67 T -(12) 259 573.67 T -(ellipsis) 94.5 560.67 T -( . . . . . . . . . . . . . . . . . . . . . . .) 129.25 560.67 T -(17) 259 560.67 T -(else) 94.5 547.67 T -(. . . . . . . . . . . . . . . . . . . .) 115.5 547.67 T -(43) 225 547.67 T -1 12 Q -(,) 236 547.67 T -1 11 Q -(47) 242 547.67 T -1 12 Q -(\320) 253 547.67 T -1 11 Q -(49) 259 547.67 T -(dangling) 112.5 534.67 T -(. . . . . . . . . . . . . . . . . . .) 154 534.67 T -(47) 259 534.67 T -(end-of-line character) 94.5 521.67 T -( . . . . . . . . . . . . .) 189.75 521.67 T -(3) 264.5 521.67 T -(error) 94.5 508.67 T -(. . . . . . . . . . . . . . . . . . . . . . . . .) 121 508.67 T -(25) 259 508.67 T -(error handling) 94.5 495.67 T -( . . . . . . . . . . . . . . . . .) 162.25 495.67 T -(25) 259 495.67 T -(escape sequence) 94.5 482.67 T -(. . . . . . . . . . . . . . . . .) 170.5 482.67 T -(7) 264.5 482.67 T -(eval) 94.5 469.67 T -( . . . . . . . . . . . . . . . .) 118.25 469.67 T -(23) 208 469.67 T -1 12 Q -(,) 219 469.67 T -1 11 Q -(29) 225 469.67 T -1 12 Q -(,) 236 469.67 T -1 11 Q -(44) 242 469.67 T -1 12 Q -(,) 253 469.67 T -1 11 Q -(54) 259 469.67 T -(except) 94.5 456.67 T -(. . . . . . . . . . . . . . . . . . . . . . . .) 126.5 456.67 T -(49) 259 456.67 T -(except clause) 94.5 443.67 T -( . . . . . . . . . . . . . . . . . .) 156.75 443.67 T -(23) 259 443.67 T -(exception) 94.5 430.67 T -(. . . . . . . . . . . . . . . . . .) 143 430.67 T -(25) 242 430.67 T -1 12 Q -(,) 253 430.67 T -1 11 Q -(42) 259 430.67 T -(class) 112.5 417.67 T -(. . . . . . . . . . . . . . . . . . . . . .) 137.5 417.67 T -(49) 259 417.67 T -(raising) 112.5 404.67 T -( . . . . . . . . . . . . . . . . . . . .) 145.75 404.67 T -(42) 259 404.67 T -(exception handler) 94.5 391.67 T -( . . . . . . . . . . .) 178.75 391.67 T -(25) 242 391.67 T -1 12 Q -(,) 253 391.67 T -1 11 Q -(49) 259 391.67 T -(exec) 94.5 378.67 T -( . . . . . . . . . . . . . . . . . . . . . .) 118.25 378.67 T -(23) 242 378.67 T -1 12 Q -(,) 253 378.67 T -1 11 Q -(44) 259 378.67 T -(execfile) 94.5 365.67 T -( . . . . . . . . . . . . . . . . . . .) 134.75 365.67 T -(23) 242 365.67 T -1 12 Q -(,) 253 365.67 T -1 11 Q -(44) 259 365.67 T -(execution model) 94.5 352.67 T -( . . . . . . . . . . . . . . .) 173.25 352.67 T -(23) 259 352.67 T -(expression) 94.5 339.67 T -( . . . . . . . . . . . . . . . . .) 145.75 339.67 T -(27) 242 339.67 T -1 12 Q -(,) 253 339.67 T -1 11 Q -(30) 259 339.67 T -(lambda) 112.5 326.67 T -(. . . . . . . . . . . . . . . . . . . .) 148.5 326.67 T -(35) 259 326.67 T -(expression input) 94.5 313.67 T -(. . . . . . . . . . . . . . . .) 170.5 313.67 T -(54) 259 313.67 T -(expression list) 94.5 300.67 T -( . . . . . . . . . . . . . .) 162.25 300.67 T -(36) 242 300.67 T -1 12 Q -(,) 253 300.67 T -1 11 Q -(39) 259 300.67 T -(extended slice notation) 94.5 287.67 T -( . . . . . . . . . .) 200.75 287.67 T -(21) 259 287.67 T -(extended slice syntax) 94.5 274.67 T -(. . . . . . . . . . . .) 192.5 274.67 T -(17) 259 274.67 T -0 12 Q -(F) 94.5 253 T -1 11 Q -(fdopen) 94.5 239.67 T -( . . . . . . . . . . . . . . . . . . . . . . .) 129.25 239.67 T -(16) 259 239.67 T -(file) 94.5 226.67 T -( . . . . . . . . . . . . . . . . . . . . . . .) 112.75 226.67 T -(16) 242 226.67 T -1 12 Q -(,) 253 226.67 T -1 11 Q -(54) 259 226.67 T -(finally) 94.5 213.67 T -(. . . . . . . . . . . . . . . . . .) 126.5 213.67 T -(11) 225 213.67 T -1 12 Q -(,) 236 213.67 T -1 11 Q -(42) 242 213.67 T -1 12 Q -(,) 253 213.67 T -1 11 Q -(50) 259 213.67 T -(floating point) 94.5 200.67 T -(. . . . . . . . . . . . . . . . . .) 159.5 200.67 T -(12) 259 200.67 T -(floating point literal) 94.5 187.67 T -(. . . . . . . . . . . . . .) 187 187.67 T -(8) 264.5 187.67 T -(floating point number) 94.5 174.67 T -( . . . . . . . . . . .) 195.25 174.67 T -(27) 259 174.67 T -(floor) 94.5 161.67 T -(. . . . . . . . . . . . . . . . . . . . . . . . .) 121 161.67 T -(33) 259 161.67 T -(flow of control) 94.5 148.67 T -(. . . . . . . . . . . . . . . . .) 165 148.67 T -(25) 259 148.67 T -(for) 94.5 135.67 T -( . . . . . . . . . . . . . . . . . . . .) 112.75 135.67 T -(23) 225 135.67 T -1 12 Q -(,) 236 135.67 T -1 11 Q -(43) 242 135.67 T -1 12 Q -(,) 253 135.67 T -1 11 Q -(48) 259 135.67 T -(form) 94.5 122.67 T -(lambda) 112.5 109.67 T -(. . . . . . . . . . . . . . . . . . . .) 148.5 109.67 T -(35) 259 109.67 T -(formfeed character) 94.5 96.67 T -(. . . . . . . . . . . . . . .) 181.5 96.67 T -(4) 264.5 96.67 T -(frame) 94.5 83.67 T -( . . . . . . . . . . . . . . . . . . . . . . . .) 123.75 83.67 T -(17) 259 83.67 T -(execution) 112.5 70.67 T -(. . . . . . . . . . . . . . .) 159.5 70.67 T -(23) 242 70.67 T -1 12 Q -(,) 253 70.67 T -1 11 Q -(51) 259 70.67 T -(frame object) 324 712.67 T -(f_back) 342 699.67 T -( . . . . . . . . . . . . . . . . . . . .) 376.75 699.67 T -(17) 488.5 699.67 T -(f_builtins) 342 686.67 T -( . . . . . . . . . . . . . . . . . .) 387.75 686.67 T -(17) 488.5 686.67 T -(f_code) 342 673.67 T -( . . . . . . . . . . . . . . . . . . . .) 376.75 673.67 T -(17) 488.5 673.67 T -(f_globals) 342 660.67 T -( . . . . . . . . . . . . . . . . . .) 387.75 660.67 T -(17) 488.5 660.67 T -(f_lasti) 342 647.67 T -(. . . . . . . . . . . . . . . . . . . . .) 374 647.67 T -(17) 488.5 647.67 T -(f_lineno) 342 634.67 T -( . . . . . . . . . . . . . . . . . . .) 382.25 634.67 T -(17) 488.5 634.67 T -(f_locals) 342 621.67 T -( . . . . . . . . . . . . . . . . . . .) 382.25 621.67 T -(17) 488.5 621.67 T -(f_restricted) 342 608.67 T -(. . . . . . . . . . . . . . . . .) 396 608.67 T -(17) 488.5 608.67 T -(f_trace) 342 595.67 T -( . . . . . . . . . . . . . . . . . . . .) 376.75 595.67 T -(17) 488.5 595.67 T -(from) 324 582.67 T -( . . . . . . . . . . . . . . . . . . . .) 349.25 582.67 T -(6) 460 582.67 T -1 12 Q -(,) 465.5 582.67 T -1 11 Q -(23) 471.5 582.67 T -1 12 Q -(,) 482.5 582.67 T -1 11 Q -(43) 488.5 582.67 T -(function) 324 569.67 T -( . . . . . . . . . . . . . . . .) 365.75 569.67 T -(14) 454.5 569.67 T -1 12 Q -(,) 465.5 569.67 T -1 11 Q -(32) 471.5 569.67 T -1 12 Q -(,) 482.5 569.67 T -1 11 Q -(50) 488.5 569.67 T -(anonymous) 342 556.67 T -(. . . . . . . . . . . . . . . . .) 396 556.67 T -(35) 488.5 556.67 T -(built-in) 342 543.67 T -(. . . . . . . . . . . . . . . . . . . .) 379.5 543.67 T -(15) 488.5 543.67 T -(user-defined) 342 530.67 T -(. . . . . . . . . . . . .) 401.5 530.67 T -(14) 471.5 530.67 T -1 12 Q -(,) 482.5 530.67 T -1 11 Q -(50) 488.5 530.67 T -(function object) 324 517.67 T -(. . . . . . . . . . . . . . . . .) 396 517.67 T -(16) 488.5 517.67 T -(func_code) 342 504.67 T -( . . . . . . . . . . . . . . . . .) 393.25 504.67 T -(14) 488.5 504.67 T -(func_defaults) 342 491.67 T -(. . . . . . . . . . . . . . .) 407 491.67 T -(14) 488.5 491.67 T -(func_doc) 342 478.67 T -( . . . . . . . . . . . . . . . . . .) 387.75 478.67 T -(14) 488.5 478.67 T -(func_globals) 342 465.67 T -( . . . . . . . . . . . .) 404.25 465.67 T -(14) 471.5 465.67 T -1 12 Q -(\320) 482.5 465.67 T -1 11 Q -(15) 488.5 465.67 T -(func_name) 342 452.67 T -(. . . . . . . . . . . . . . . . .) 396 452.67 T -(14) 488.5 452.67 T -0 12 Q -(G) 324 431 T -1 11 Q -(garbage collection) 324 417.67 T -( . . . . . . . . . . . . . .) 409.75 417.67 T -(11) 488.5 417.67 T -(getlineno) 324 404.67 T -(. . . . . . . . . . . . . . . . . . . . . .) 368.5 404.67 T -(17) 488.5 404.67 T -(global) 324 391.67 T -( . . . . . . . . . . .) 354.75 391.67 T -(23) 420.5 391.67 T -1 12 Q -(,) 431.5 391.67 T -1 11 Q -(27) 437.5 391.67 T -1 12 Q -(,) 448.5 391.67 T -1 11 Q -(40) 454.5 391.67 T -1 12 Q -(,) 465.5 391.67 T -1 11 Q -(42) 471.5 391.67 T -1 12 Q -(,) 482.5 391.67 T -1 11 Q -(44) 488.5 391.67 T -(globals) 324 378.67 T -( . . . . . . . . . . . . . . . . . . . .) 360.25 378.67 T -(24) 471.5 378.67 T -1 12 Q -(,) 482.5 378.67 T -1 11 Q -(45) 488.5 378.67 T -(grammar) 324 365.67 T -(. . . . . . . . . . . . . . . . . . . . . . .) 368.5 365.67 T -(1) 494 365.67 T -0 12 Q -(H) 324 344 T -1 11 Q -(handle an exception) 324 330.67 T -( . . . . . . . . . . . . .) 415.25 330.67 T -(25) 488.5 330.67 T -(handler) 324 317.67 T -(exception) 342 304.67 T -(. . . . . . . . . . . . . . . . . .) 390.5 304.67 T -(17) 488.5 304.67 T -(hash) 324 291.67 T -( . . . . . . . . . . . . . . . . . . . . . . . . .) 349.25 291.67 T -(19) 488.5 291.67 T -(hash character) 324 278.67 T -(. . . . . . . . . . . . . . . . . . .) 390.5 278.67 T -(3) 494 278.67 T -(hexadecimal literal) 324 265.67 T -(. . . . . . . . . . . . . . .) 412.5 265.67 T -(8) 494 265.67 T -0 12 Q -(I) 324 244 T -1 11 Q -(id) 324 230.67 T -( . . . . . . . . . . . . . . . . . . . . . . . . . . .) 338.25 230.67 T -(11) 488.5 230.67 T -(Identifier) 324 217.67 T -(. . . . . . . . . . . . . . . . . . . . . . .) 368.5 217.67 T -(5) 494 217.67 T -(identifier) 324 204.67 T -(. . . . . . . . . . . . . . . . . . . . . .) 368.5 204.67 T -(27) 488.5 204.67 T -(special meaning) 342 191.67 T -(. . . . . . . . . . . . . .) 418 191.67 T -(6) 494 191.67 T -(if) 324 178.67 T -(. . . . . . . . . . . . . . . . . . . . . . . . . . . .) 335.5 178.67 T -(47) 488.5 178.67 T -(im_class) 324 165.67 T -( . . . . . . . . . . . . . . . . . . . . . .) 365.75 165.67 T -(16) 488.5 165.67 T -(im_self) 324 152.67 T -( . . . . . . . . . . . . . . . . . . . . . . .) 360.25 152.67 T -(15) 488.5 152.67 T -(imaginary literal) 324 139.67 T -(. . . . . . . . . . . . . . . . .) 401.5 139.67 T -(9) 494 139.67 T -(immutable) 324 126.67 T -( . . . . . . . . . . . . . . . . . . . .) 376.75 126.67 T -(13) 488.5 126.67 T -(import) 324 113.67 T -(. . . . . . . . . . . .) 357.5 113.67 T -(6) 426 113.67 T -1 12 Q -(,) 431.5 113.67 T -1 11 Q -(15) 437.5 113.67 T -1 12 Q -(,) 448.5 113.67 T -1 11 Q -(23) 454.5 113.67 T -1 12 Q -(,) 465.5 113.67 T -1 11 Q -(43) 471.5 113.67 T -1 12 Q -(\320) 482.5 113.67 T -1 11 Q -(44) 488.5 113.67 T -(ImportError) 324 100.67 T -( . . . . . . . . . . . . . . . . . . .) 382.25 100.67 T -(44) 488.5 100.67 T -(in) 324 87.67 T -( . . . . . . . . . . . . . . . . . . . . . . . . . . .) 338.25 87.67 T -(48) 488.5 87.67 T -(INDENT token) 324 74.67 T -(. . . . . . . . . . . . . . . . . .) 396 74.67 T -(4) 494 74.67 T -FMENDPAGE -%%EndPage: "57" 63 -%%Page: "58" 64 -612 792 0 FMBEGINPAGE -0 FrameSetSepColors -FrameNoSep -0 0 0 1 0 0 0 1 K -0 12 Q -0 X -4.8 (I) 270 748 S -0 9.6 Q -4.8 (NDEX) 278.13 748 S -1 10 Q -(58) 76.5 32.83 T -297 720 297 63 2 L -0.5 H -2 Z -N -67.5 720 67.5 63 2 L -N -1 11 Q -(Indentation) 76.5 712.67 T -(. . . . . . . . . . . . . . . . . . . . .) 132 712.67 T -(4) 246.5 712.67 T -(indentation) 76.5 699.67 T -( . . . . . . . . . . . . . . . . . . . . .) 129.25 699.67 T -(4) 246.5 699.67 T -(indentation errors) 76.5 686.67 T -(. . . . . . . . . . . . . . . .) 159.5 686.67 T -(5) 246.5 686.67 T -(index operation) 76.5 673.67 T -(. . . . . . . . . . . . . . . . .) 148.5 673.67 T -(13) 241 673.67 T -(IndexError) 76.5 660.67 T -( . . . . . . . . . . . . . . . . . . . .) 129.25 660.67 T -(41) 241 660.67 T -(inheritance) 76.5 647.67 T -( . . . . . . . . . . . . . . . . . . . .) 129.25 647.67 T -(51) 241 647.67 T -(input) 76.5 634.67 T -(. . . . . . . . . . . . . . . . . . . . . . . . .) 104.5 634.67 T -(54) 241 634.67 T -(instance) 76.5 621.67 T -( . . . . . . . . . . . . . . . .) 118.25 621.67 T -(15) 207 621.67 T -1 12 Q -(\320) 218 621.67 T -1 11 Q -(16) 224 621.67 T -1 12 Q -(,) 235 621.67 T -1 11 Q -(32) 241 621.67 T -(call) 94.5 608.67 T -(. . . . . . . . . . . . . . . . . . . . . . .) 115.5 608.67 T -(20) 241 608.67 T -(class) 94.5 595.67 T -(. . . . . . . . . . . . . . . . . . . . . .) 121 595.67 T -(16) 241 595.67 T -(integer) 76.5 582.67 T -( . . . . . . . . . . . . . . . . . .) 112.75 582.67 T -(8) 212.5 582.67 T -1 12 Q -(,) 218 582.67 T -1 11 Q -(12) 224 582.67 T -1 12 Q -(,) 235 582.67 T -1 11 Q -(27) 241 582.67 T -(long) 94.5 569.67 T -( . . . . . . . . . . . . . . . . . . . . . . .) 118.25 569.67 T -(8) 246.5 569.67 T -(integer literal) 76.5 556.67 T -( . . . . . . . . . . . . . . . . . . .) 140.25 556.67 T -(8) 246.5 556.67 T -(interactive mode) 76.5 543.67 T -(. . . . . . . . . . . . . . . .) 154 543.67 T -(53) 241 543.67 T -(internal type) 76.5 530.67 T -(. . . . . . . . . . . . . . . . . . .) 137.5 530.67 T -(16) 241 530.67 T -(interpreter) 76.5 517.67 T -(. . . . . . . . . . . . . . . . . . . . .) 126.5 517.67 T -(53) 241 517.67 T -(invertion) 76.5 504.67 T -(. . . . . . . . . . . . . . . . . . . . . .) 121 504.67 T -(32) 241 504.67 T -(is) 76.5 491.67 T -(. . . . . . . . . . . . . . . . . . . . . . . . . . . .) 88 491.67 T -(11) 241 491.67 T -(item) 76.5 478.67 T -(selection) 94.5 465.67 T -(. . . . . . . . . . . . . . . . . . .) 137.5 465.67 T -(13) 241 465.67 T -(string) 94.5 452.67 T -( . . . . . . . . . . . . . . . . . . . . .) 123.75 452.67 T -(30) 241 452.67 T -0 12 Q -(K) 76.5 431 T -1 11 Q -(key) 76.5 417.67 T -( . . . . . . . . . . . . . . . . . . . . . . . . . .) 96.25 417.67 T -(28) 241 417.67 T -(key/datum pair) 76.5 404.67 T -(. . . . . . . . . . . . . . . . .) 148.5 404.67 T -(28) 241 404.67 T -(keyword) 76.5 391.67 T -( . . . . . . . . . . . . . . . . . . . . . . .) 118.25 391.67 T -(6) 246.5 391.67 T -0 12 Q -(L) 76.5 370 T -1 11 Q -(Lambda) 76.5 356.67 T -( . . . . . . . . . . . . . . . . . . . . . .) 118.25 356.67 T -(35) 241 356.67 T -(leading whitespace) 76.5 343.67 T -(. . . . . . . . . . . . . . .) 165 343.67 T -(4) 246.5 343.67 T -(len) 76.5 330.67 T -(. . . . . . . . . . . . . . . . . . . . . . . . . . .) 93.5 330.67 T -(13) 241 330.67 T -(lexical analysis) 76.5 317.67 T -(. . . . . . . . . . . . . . . . . .) 148.5 317.67 T -(3) 246.5 317.67 T -(lexical analyzer) 76.5 304.67 T -( . . . . . . . . . . . . . . . . .) 151.25 304.67 T -(5) 246.5 304.67 T -(line) 76.5 291.67 T -(blank) 94.5 278.67 T -( . . . . . . . . . . . . . . . . . . . . . .) 123.75 278.67 T -(4) 246.5 278.67 T -(continuation) 94.5 265.67 T -(. . . . . . . . . . . . . . . . .) 154 265.67 T -(3) 246.5 265.67 T -(joining) 94.5 252.67 T -( . . . . . . . . . . . . . . . . . . . . .) 129.25 252.67 T -(3) 246.5 252.67 T -(physical) 94.5 239.67 T -(split across) 112.5 226.67 T -(. . . . . . . . . . . . . . .) 165 226.67 T -(4) 246.5 226.67 T -(line joining) 76.5 213.67 T -(implicit) 94.5 200.67 T -(. . . . . . . . . . . . . . . . . . . . .) 132 200.67 T -(4) 246.5 200.67 T -(line structure) 76.5 187.67 T -(. . . . . . . . . . . . . . . . . . . .) 137.5 187.67 T -(3) 246.5 187.67 T -(lines) 76.5 174.67 T -(logical) 94.5 161.67 T -( . . . . . . . . . . . . . . . . . . . . .) 129.25 161.67 T -(3) 246.5 161.67 T -(physical) 94.5 148.67 T -( . . . . . . . . . . . . . . . . . . . .) 134.75 148.67 T -(3) 246.5 148.67 T -(list) 76.5 135.67 T -(. . . . . . . . . . . . . .) 93.5 135.67 T -(13) 173 135.67 T -1 12 Q -(,) 184 135.67 T -1 11 Q -(28) 190 135.67 T -1 12 Q -(\320) 201 135.67 T -1 11 Q -(30) 207 135.67 T -1 12 Q -(,) 218 135.67 T -1 11 Q -(41) 224 135.67 T -1 12 Q -(,) 235 135.67 T -1 11 Q -(48) 241 135.67 T -(empty) 94.5 122.67 T -(. . . . . . . . . . . . . . . . . . . . .) 126.5 122.67 T -(28) 241 122.67 T -(expression) 94.5 109.67 T -( . . . . . . . . . . .) 145.75 109.67 T -(36) 207 109.67 T -1 12 Q -(,) 218 109.67 T -1 11 Q -(39) 224 109.67 T -1 12 Q -(\320) 235 109.67 T -1 11 Q -(40) 241 109.67 T -(target) 94.5 96.67 T -( . . . . . . . . . . . . . . . . . . . . .) 123.75 96.67 T -(40) 241 96.67 T -(deletion) 112.5 83.67 T -( . . . . . . . . . . . . . . . .) 151.25 83.67 T -(41) 241 83.67 T -(Literal) 76.5 70.67 T -(. . . . . . . . . . . . . . . . . . . . . . . . .) 110 70.67 T -(6) 246.5 70.67 T -(literal) 306 712.67 T -(. . . . . . . . . . . . . . . . . . . . . . . . .) 335.5 712.67 T -(28) 470.5 712.67 T -(locals) 306 699.67 T -(. . . . . . . . . . . . . . . . . . . . .) 335.5 699.67 T -(24) 453.5 699.67 T -1 12 Q -(,) 464.5 699.67 T -1 11 Q -(45) 470.5 699.67 T -(logical line) 306 686.67 T -( . . . . . . . . . . . . . . . . . . . . .) 360.25 686.67 T -(3) 476 686.67 T -(long integer) 306 673.67 T -(. . . . . . . . . . . . . . . .) 363 673.67 T -(12) 453.5 673.67 T -1 12 Q -(,) 464.5 673.67 T -1 11 Q -(27) 470.5 673.67 T -(long integer literal) 306 660.67 T -(. . . . . . . . . . . . . . . .) 390.5 660.67 T -(8) 476 660.67 T -(loop) 306 647.67 T -(over mutable sequence) 324 634.67 T -(. . . . . . . .) 429 634.67 T -(48) 470.5 634.67 T -0 12 Q -(M) 306 613 T -1 11 Q -(makefile) 306 599.67 T -( . . . . . . . . . . . . . . . . . . . . . .) 349.25 599.67 T -(16) 470.5 599.67 T -(mapping) 306 586.67 T -( . . . . . . . . . . . .) 349.25 586.67 T -(13) 419.5 586.67 T -1 12 Q -(,) 430.5 586.67 T -1 11 Q -(16) 436.5 586.67 T -1 12 Q -(,) 447.5 586.67 T -1 11 Q -(29) 453.5 586.67 T -1 12 Q -(,) 464.5 586.67 T -1 11 Q -(41) 470.5 586.67 T -(method) 306 573.67 T -( . . . . . . . . . . . . . . . . . . . . . . .) 343.75 573.67 T -(32) 470.5 573.67 T -(bound) 324 560.67 T -( . . . . . . . . . . . . . . . . . . . . .) 354.75 560.67 T -(14) 470.5 560.67 T -(built-in) 324 547.67 T -( . . . . . . . . . . . . . . . . . . . .) 360.25 547.67 T -(15) 470.5 547.67 T -(unbound) 324 534.67 T -( . . . . . . . . . . . . . . . . . . .) 365.75 534.67 T -(14) 470.5 534.67 T -(user-defined) 324 521.67 T -( . . . . . . . . . . . . . . . .) 382.25 521.67 T -(14) 470.5 521.67 T -(creation) 342 508.67 T -( . . . . . . . . . . . . . . . .) 382.25 508.67 T -(14) 470.5 508.67 T -(method object) 306 495.67 T -(__name__) 324 482.67 T -(. . . . . . . . . . . . . . . . . .) 374 482.67 T -(14) 470.5 482.67 T -(im_class) 324 469.67 T -( . . . . . . . . . . . . . . . . . . .) 365.75 469.67 T -(14) 470.5 469.67 T -(im_func) 324 456.67 T -( . . . . . . . . . . . . . . . . . . .) 365.75 456.67 T -(14) 470.5 456.67 T -(im_func.__doc__) 324 443.67 T -(. . . . . . . . . . . .) 407 443.67 T -(14) 470.5 443.67 T -(im_self) 324 430.67 T -( . . . . . . . . . . . . . . . . . . . .) 360.25 430.67 T -(14) 470.5 430.67 T -(minus) 306 417.67 T -( . . . . . . . . . . . . . . . . . . . . . . . .) 338.25 417.67 T -(32) 470.5 417.67 T -(module) 306 404.67 T -( . . . . . . . . . . . . . . . .) 343.75 404.67 T -(15) 436.5 404.67 T -1 12 Q -(,) 447.5 404.67 T -1 11 Q -(29) 453.5 404.67 T -1 12 Q -(,) 464.5 404.67 T -1 11 Q -(43) 470.5 404.67 T -(extension) 324 391.67 T -( . . . . . . . . . . . . . . . . . .) 371.25 391.67 T -(12) 470.5 391.67 T -(importing) 324 378.67 T -( . . . . . . . . . . . . . . . . . .) 371.25 378.67 T -(43) 470.5 378.67 T -(modulo) 306 365.67 T -( . . . . . . . . . . . . . . . . . . . . . . .) 343.75 365.67 T -(33) 470.5 365.67 T -(multiplication) 306 352.67 T -( . . . . . . . . . . . . . . . . . .) 371.25 352.67 T -(33) 470.5 352.67 T -(mutable) 306 339.67 T -(. . . . . . . . . . . . . . . .) 346.5 339.67 T -(14) 436.5 339.67 T -1 12 Q -(,) 447.5 339.67 T -1 11 Q -(40) 453.5 339.67 T -1 12 Q -(\320) 464.5 339.67 T -1 11 Q -(41) 470.5 339.67 T -(mutable sequence) 306 326.67 T -(loop over) 324 313.67 T -( . . . . . . . . . . . . . . . . . .) 371.25 313.67 T -(48) 470.5 313.67 T -0 12 Q -(N) 306 292 T -1 11 Q -(name) 306 278.67 T -(. . . . . . . . . . . . . . . . . . . . . .) 335.5 278.67 T -(5) 459 278.67 T -1 12 Q -(,) 464.5 278.67 T -1 11 Q -(27) 470.5 278.67 T -(binding) 324 265.67 T -(. . . . . . . . . . . . . . . .) 363 265.67 T -(23) 453.5 265.67 T -1 12 Q -(,) 464.5 265.67 T -1 11 Q -(40) 470.5 265.67 T -(class) 324 252.67 T -( . . . . . . . . . . . . . . . . . . . . . .) 349.25 252.67 T -(51) 470.5 252.67 T -(function) 324 239.67 T -( . . . . . . . . . . . . . . . . . . .) 365.75 239.67 T -(50) 470.5 239.67 T -(global) 324 226.67 T -( . . . . . . . . . . . . . . . . . . . . .) 354.75 226.67 T -(27) 470.5 226.67 T -(mangling) 324 213.67 T -( . . . . . . . . . . . . . . . . . . .) 371.25 213.67 T -(6) 476 213.67 T -(rebinding) 324 200.67 T -( . . . . . . . . . . . . . .) 371.25 200.67 T -(23) 453.5 200.67 T -1 12 Q -(,) 464.5 200.67 T -1 11 Q -(40) 470.5 200.67 T -(unbinding) 324 187.67 T -(. . . . . . . . . . . . . .) 374 187.67 T -(23) 453.5 187.67 T -1 12 Q -(,) 464.5 187.67 T -1 11 Q -(42) 470.5 187.67 T -(name space) 306 174.67 T -( . . . . . . . . . . . . . . . . . . . .) 360.25 174.67 T -(23) 470.5 174.67 T -(global) 324 161.67 T -( . . . . . . . . . . . . . . . . .) 354.75 161.67 T -(14) 453.5 161.67 T -1 12 Q -(,) 464.5 161.67 T -1 11 Q -(23) 470.5 161.67 T -(local) 324 148.67 T -( . . . . . . . . . . . . . . . . . . . . . .) 349.25 148.67 T -(23) 470.5 148.67 T -(module) 324 135.67 T -( . . . . . . . . . . . . . . . . . . . .) 360.25 135.67 T -(15) 470.5 135.67 T -(NameError) 306 122.67 T -( . . . . . . . . . . . . . . . .) 360.25 122.67 T -(24) 453.5 122.67 T -1 12 Q -(,) 464.5 122.67 T -1 11 Q -(27) 470.5 122.67 T -(negation) 306 109.67 T -( . . . . . . . . . . . . . . . . . . . . . .) 349.25 109.67 T -(32) 470.5 109.67 T -(NEWLINE token) 306 96.67 T -( . . . . . . . . . .) 387.75 96.67 T -(3) 447.5 96.67 T -1 12 Q -(\320) 453 96.67 T -1 11 Q -(4) 459 96.67 T -1 12 Q -(,) 464.5 96.67 T -1 11 Q -(47) 470.5 96.67 T -(None) 306 83.67 T -(. . . . . . . . . . . . . . . . . . . . .) 335.5 83.67 T -(12) 453.5 83.67 T -1 12 Q -(,) 464.5 83.67 T -1 11 Q -(39) 470.5 83.67 T -(notation) 306 70.67 T -(. . . . . . . . . . . . . . . . . . . . . . . .) 346.5 70.67 T -(1) 476 70.67 T -FMENDPAGE -%%EndPage: "58" 64 -%%Page: "59" 65 -612 792 0 FMBEGINPAGE -0 FrameSetSepColors -FrameNoSep -0 0 0 1 0 0 0 1 K -0 12 Q -0 X -4.8 (I) 288 748 S -0 9.6 Q -4.8 (NDEX) 296.13 748 S -1 10 Q -(59) 525.5 32.83 T -315 720 315 63 2 L -0.5 H -2 Z -N -85.5 720 85.5 63 2 L -N -1 11 Q -(null operation) 94.5 712.67 T -(. . . . . . . . . . . . . . . . . .) 159.5 712.67 T -(41) 259 712.67 T -(number) 94.5 699.67 T -(. . . . . . . . . . . . . . . . . .) 132 699.67 T -(8) 230.5 699.67 T -1 12 Q -(,) 236 699.67 T -1 11 Q -(12) 242 699.67 T -1 12 Q -(,) 253 699.67 T -1 11 Q -(16) 259 699.67 T -(numbers) 94.5 686.67 T -(. . . . . . . . . . . . . . . . . . . . . .) 137.5 686.67 T -(16) 259 686.67 T -(numeric) 94.5 673.67 T -( . . . . . . . . . . . . . . . . . . . . . .) 134.75 673.67 T -(12) 259 673.67 T -(numeric arithmetic) 94.5 660.67 T -(mixed mode) 112.5 647.67 T -(. . . . . . . . . . . . . . . .) 170.5 647.67 T -(22) 259 647.67 T -(numeric literal) 94.5 634.67 T -( . . . . . . . . . . . . . . . . . .) 162.25 634.67 T -(8) 264.5 634.67 T -0 12 Q -(O) 94.5 613 T -1 11 Q -(object) 94.5 599.67 T -(. . . . . . . . . . . . . . . . . . . . . . . .) 126.5 599.67 T -(11) 259 599.67 T -(address in memory) 112.5 586.67 T -( . . . . . . . . . .) 200.75 586.67 T -(11) 259 586.67 T -(container) 112.5 573.67 T -( . . . . . . . . . . . . . . . . . .) 156.75 573.67 T -(11) 259 573.67 T -(identity) 112.5 560.67 T -( . . . . . . . . . . . . . . . . . . .) 151.25 560.67 T -(11) 259 560.67 T -(immutable) 112.5 547.67 T -(. . . . . . . . . . . . . . . . .) 165 547.67 T -(11) 259 547.67 T -(mutable) 112.5 534.67 T -( . . . . . . . . . . . . . . . . . . .) 151.25 534.67 T -(11) 259 534.67 T -(reference to external resource) 112.5 521.67 T -(. .) 247.5 521.67 T -(11) 259 521.67 T -(type) 112.5 508.67 T -( . . . . . . . . . . . . . . . . . . . . . .) 134.75 508.67 T -(11) 259 508.67 T -(unreachable) 112.5 495.67 T -(. . . . . . . . . . . . . . . .) 170.5 495.67 T -(11) 259 495.67 T -(value) 112.5 482.67 T -( . . . . . . . . . . . . . . . . . . . . .) 140.25 482.67 T -(11) 259 482.67 T -(object closure) 94.5 469.67 T -(. . . . . . . . . . . . . . . . . .) 159.5 469.67 T -(14) 259 469.67 T -(octal literal) 94.5 456.67 T -(. . . . . . . . . . . . . . . . . . . . .) 148.5 456.67 T -(8) 264.5 456.67 T -(open) 94.5 443.67 T -(. . . . . . . . . . . . . . . . . . . . . . . . .) 121 443.67 T -(16) 259 443.67 T -(operation) 94.5 430.67 T -(arithmetic) 112.5 417.67 T -(binary) 130.5 404.67 T -( . . . . . . . . . . . . . . . . .) 162.25 404.67 T -(32) 259 404.67 T -(unary) 130.5 391.67 T -(. . . . . . . . . . . . . . . . . .) 159.5 391.67 T -(32) 259 391.67 T -(bit-wise) 112.5 378.67 T -(binary) 130.5 365.67 T -( . . . . . . . . . . . . . . . . .) 162.25 365.67 T -(33) 259 365.67 T -(unary) 130.5 352.67 T -(. . . . . . . . . . . . . . . . . .) 159.5 352.67 T -(32) 259 352.67 T -(boolean) 112.5 339.67 T -( . . . . . . . . . . . . . . . . . . .) 151.25 339.67 T -(35) 259 339.67 T -(null) 112.5 326.67 T -( . . . . . . . . . . . . . . . . . . . . . .) 134.75 326.67 T -(41) 259 326.67 T -(shifting) 112.5 313.67 T -( . . . . . . . . . . . . . . . . . . .) 151.25 313.67 T -(33) 259 313.67 T -(operator) 94.5 300.67 T -( . . . . . . . . . . . . . . . . . . . . . . .) 134.75 300.67 T -(9) 264.5 300.67 T -(optimization) 94.5 287.67 T -(. . . . . . . . . . . . . . . . . . .) 154 287.67 T -(15) 259 287.67 T -(or) 94.5 274.67 T -(bit-wise) 112.5 261.67 T -( . . . . . . . . . . . . . . . . . . .) 151.25 261.67 T -(34) 259 261.67 T -(exclusive) 112.5 248.67 T -(. . . . . . . . . . . . . . . . . .) 159.5 248.67 T -(34) 259 248.67 T -(inclusive) 112.5 235.67 T -( . . . . . . . . . . . . . . . . . .) 156.75 235.67 T -(34) 259 235.67 T -(ord) 94.5 222.67 T -( . . . . . . . . . . . . . . . . . . . . . . . . . .) 112.75 222.67 T -(13) 259 222.67 T -(output) 94.5 209.67 T -(standard) 112.5 196.67 T -(. . . . . . . . . . . . . . . .) 154 196.67 T -(39) 242 196.67 T -1 12 Q -(,) 253 196.67 T -1 11 Q -(42) 259 196.67 T -(OverflowError) 94.5 183.67 T -(. . . . . . . . . . . . . . . . .) 165 183.67 T -(12) 259 183.67 T -0 12 Q -(P) 94.5 162 T -1 11 Q -(parenthesized form) 94.5 148.67 T -( . . . . . . . . . . . . .) 184.25 148.67 T -(28) 259 148.67 T -(parser) 94.5 135.67 T -(. . . . . . . . . . . . . . . . . . . . . . .) 126.5 135.67 T -(3) 253 135.67 T -1 12 Q -(,) 258.5 135.67 T -1 11 Q -(5) 264.5 135.67 T -(Pascal) 94.5 122.67 T -(. . . . . . . . . . . . . . . . . . . . . . . .) 126.5 122.67 T -(48) 259 122.67 T -(pass) 94.5 109.67 T -( . . . . . . . . . . . . . . . . . . . . . . . . .) 118.25 109.67 T -(41) 259 109.67 T -(plain integer) 94.5 96.67 T -(. . . . . . . . . . . . . . . .) 154 96.67 T -(12) 242 96.67 T -1 12 Q -(,) 253 96.67 T -1 11 Q -(27) 259 96.67 T -(plain integer literal) 94.5 83.67 T -(. . . . . . . . . . . . . . .) 181.5 83.67 T -(8) 264.5 83.67 T -(plus) 94.5 70.67 T -( . . . . . . . . . . . . . . . . . . . . . . . . .) 118.25 70.67 T -(32) 259 70.67 T -(popen) 324 712.67 T -( . . . . . . . . . . . . . . . . . . . . . . . .) 354.75 712.67 T -(16) 488.5 712.67 T -(pow) 324 699.67 T -(. . . . . . . . . . . . . . . . . . . . . . . . . .) 346.5 699.67 T -(32) 488.5 699.67 T -(power operator) 324 686.67 T -(. . . . . . . . . . . . . . . . .) 396 686.67 T -(32) 488.5 686.67 T -(primary) 324 673.67 T -(. . . . . . . . . . . . . . . . . . . . . . .) 363 673.67 T -(29) 488.5 673.67 T -(print) 324 660.67 T -( . . . . . . . . . . . . . . . . . . . . . .) 349.25 660.67 T -(19) 471.5 660.67 T -1 12 Q -(,) 482.5 660.67 T -1 11 Q -(42) 488.5 660.67 T -(program) 324 647.67 T -( . . . . . . . . . . . . . . . . . . . . . .) 365.75 647.67 T -(53) 488.5 647.67 T -0 12 Q -(Q) 324 626 T -1 11 Q -(quotes) 324 612.67 T -(backward) 342 599.67 T -(. . . . . . . . . . . . . . .) 390.5 599.67 T -(19) 471.5 599.67 T -1 12 Q -(,) 482.5 599.67 T -1 11 Q -(29) 488.5 599.67 T -(double) 342 586.67 T -( . . . . . . . . . . . . . . . . . . . . .) 376.75 586.67 T -(6) 494 586.67 T -(reverse) 342 573.67 T -(. . . . . . . . . . . . . . . . .) 379.5 573.67 T -(19) 471.5 573.67 T -1 12 Q -(,) 482.5 573.67 T -1 11 Q -(29) 488.5 573.67 T -(single) 342 560.67 T -(. . . . . . . . . . . . . . . . . . . . . .) 374 560.67 T -(6) 494 560.67 T -0 12 Q -(R) 324 539 T -1 11 Q -(raise) 324 525.67 T -( . . . . . . . . . . . . . . . . . . . . . . . . .) 349.25 525.67 T -(42) 488.5 525.67 T -(raised an exception) 324 512.67 T -(. . . . . . . . . . . . . .) 412.5 512.67 T -(25) 488.5 512.67 T -(range) 324 499.67 T -(. . . . . . . . . . . . . . . . . . . . . . . . .) 352 499.67 T -(48) 488.5 499.67 T -(raw_input) 324 486.67 T -(. . . . . . . . . . . . . . . . . . . . .) 374 486.67 T -(54) 488.5 486.67 T -(readline) 324 473.67 T -(. . . . . . . . . . . . . . . . . . . . . . .) 363 473.67 T -(54) 488.5 473.67 T -(recursive) 324 460.67 T -(. . . . . . . . . . . . . . . . . . . . . .) 368.5 460.67 T -(29) 488.5 460.67 T -(reference) 324 447.67 T -(attribute) 342 434.67 T -( . . . . . . . . . . . . . . . . . . .) 382.25 434.67 T -(29) 488.5 434.67 T -(circular) 342 421.67 T -(. . . . . . . . . . . . . . . . . . . .) 379.5 421.67 T -(11) 488.5 421.67 T -(count) 342 408.67 T -( . . . . . . . . . . . . . . . . . . . . .) 371.25 408.67 T -(18) 488.5 408.67 T -(counting) 342 395.67 T -(. . . . . . . . . . . . . . . . . . .) 385 395.67 T -(11) 488.5 395.67 T -(remainder) 324 382.67 T -(. . . . . . . . . . . . . . . . . . . . .) 374 382.67 T -(33) 488.5 382.67 T -(repr) 324 369.67 T -(. . . . . . . . . . . . . . . . . . . .) 346.5 369.67 T -(19) 454.5 369.67 T -1 12 Q -(,) 465.5 369.67 T -1 11 Q -(29) 471.5 369.67 T -1 12 Q -(,) 482.5 369.67 T -1 11 Q -(39) 488.5 369.67 T -(representation) 324 356.67 T -(integer) 342 343.67 T -( . . . . . . . . . . . . . . . . . . . .) 376.75 343.67 T -(12) 488.5 343.67 T -(reserved word) 324 330.67 T -(. . . . . . . . . . . . . . . . . . .) 390.5 330.67 T -(6) 494 330.67 T -(restricted execution mode) 324 317.67 T -( . . . . . . . .) 442.75 317.67 T -(24) 488.5 317.67 T -(return) 324 304.67 T -( . . . . . . . . . . . . . . . . . . . . .) 354.75 304.67 T -(42) 471.5 304.67 T -1 12 Q -(,) 482.5 304.67 T -1 11 Q -(50) 488.5 304.67 T -0 12 Q -(S) 324 283 T -1 11 Q -(scope) 324 269.67 T -( . . . . . . . . . . . . . . . . . . . . . . . .) 354.75 269.67 T -(24) 488.5 269.67 T -(script) 324 256.67 T -(. . . . . . . . . . . . . . . . . . . . . . . . .) 352 256.67 T -(23) 488.5 256.67 T -(semicolon) 324 243.67 T -(. . . . . . . . . . . . . . . . . . . . .) 374 243.67 T -(47) 488.5 243.67 T -(sequence) 324 230.67 T -(. . .) 368.5 230.67 T -(13) 386.5 230.67 T -1 12 Q -(,) 397.5 230.67 T -1 11 Q -(16) 403.5 230.67 T -1 12 Q -(,) 414.5 230.67 T -1 11 Q -(29) 420.5 230.67 T -1 12 Q -(\320) 431.5 230.67 T -1 11 Q -(30) 437.5 230.67 T -1 12 Q -(,) 448.5 230.67 T -1 11 Q -(35) 454.5 230.67 T -1 12 Q -(,) 465.5 230.67 T -1 11 Q -(41) 471.5 230.67 T -1 12 Q -(,) 482.5 230.67 T -1 11 Q -(48) 488.5 230.67 T -(immutable) 342 217.67 T -( . . . . . . . . . . . . . . . . .) 393.25 217.67 T -(13) 488.5 217.67 T -(mutable) 342 204.67 T -( . . . . . . . . . . . . . . . . . . .) 382.25 204.67 T -(13) 488.5 204.67 T -(sign) 324 191.67 T -(. . . . . . . . . . . . . . . . . . . . . . . . . . .) 346.5 191.67 T -(9) 494 191.67 T -(slice) 324 178.67 T -( . . . . . . . . . . . . . . . . . . .) 349.25 178.67 T -(20) 454.5 178.67 T -1 12 Q -(,) 465.5 178.67 T -1 11 Q -(30) 471.5 178.67 T -1 12 Q -(,) 482.5 178.67 T -1 11 Q -(41) 488.5 178.67 T -(boundary) 342 165.67 T -( . . . . . . . . . . . . . . .) 387.75 165.67 T -(30) 471.5 165.67 T -1 12 Q -(,) 482.5 165.67 T -1 11 Q -(41) 488.5 165.67 T -(extended) 342 152.67 T -(. . . . . . . . . . . . . . . . . . .) 385 152.67 T -(30) 488.5 152.67 T -(simple) 342 139.67 T -( . . . . . . . . . . . . . . . . . . . .) 376.75 139.67 T -(30) 488.5 139.67 T -(Slice objects) 324 126.67 T -(. . . . . . . . . . . . . . . . . . .) 385 126.67 T -(17) 488.5 126.67 T -(slicing) 324 113.67 T -(. . . . . . . . . . . . . . . . . . . . .) 357.5 113.67 T -(13) 471.5 113.67 T -1 12 Q -(,) 482.5 113.67 T -1 11 Q -(30) 488.5 113.67 T -(space) 324 100.67 T -(. . . . . . . . . . . . . . . . . . . . . . . . . .) 352 100.67 T -(4) 494 100.67 T -(space count) 324 87.67 T -(. . . . . . . . . . . . . . . . . . . . .) 379.5 87.67 T -(4) 494 87.67 T -(square bracket) 324 74.67 T -( . . . . . . . . . . . . . . . . . .) 393.25 74.67 T -(4) 494 74.67 T -FMENDPAGE -%%EndPage: "59" 65 -%%Page: "60" 66 -612 792 0 FMBEGINPAGE -0 FrameSetSepColors -FrameNoSep -0 0 0 1 0 0 0 1 K -0 12 Q -0 X -4.8 (I) 270 748 S -0 9.6 Q -4.8 (NDEX) 278.13 748 S -1 10 Q -(60) 76.5 32.83 T -297 720 297 63 2 L -0.5 H -2 Z -N -67.5 720 67.5 63 2 L -N -1 11 Q -(stack) 76.5 712.67 T -(. . . . . . . . . . . . . . . . . . . . . . . . . .) 104.5 712.67 T -(4) 246.5 712.67 T -(execution) 94.5 699.67 T -(. . . . . . . . . . . . . . . . . .) 143 699.67 T -(17) 241 699.67 T -(stack frame) 76.5 686.67 T -(. . . . . . . . . . . . . . . . . . . .) 132 686.67 T -(17) 241 686.67 T -(standard inpu) 76.5 673.67 T -( . . . . . . . . . . . . . . . . . .) 140.25 673.67 T -(53) 241 673.67 T -(standard output) 76.5 660.67 T -(. . . . . . . . . . . . . . . . .) 148.5 660.67 T -(42) 241 660.67 T -(statement) 76.5 647.67 T -(assignment) 94.5 634.67 T -(. . . . . . . . . . . . . . . . .) 148.5 634.67 T -(13) 241 634.67 T -(compound) 94.5 621.67 T -( . . . . . . . . . . . . . . . . .) 145.75 621.67 T -(47) 241 621.67 T -(expression) 94.5 608.67 T -( . . . . . . . . . . . . . . . . .) 145.75 608.67 T -(39) 241 608.67 T -(loop) 94.5 595.67 T -( . . . . . . . . . . . . . . . . . . .) 118.25 595.67 T -(43) 224 595.67 T -1 12 Q -(,) 235 595.67 T -1 11 Q -(48) 241 595.67 T -(simple) 94.5 582.67 T -( . . . . . . . . . . . . . . . . . . . .) 129.25 582.67 T -(39) 241 582.67 T -(statement grouping) 76.5 569.67 T 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-( . . . . . . . . . . . . . . . . . . . . . . .) 96.25 348.67 T -(42) 224 348.67 T -1 12 Q -(,) 235 348.67 T -1 11 Q -(53) 241 348.67 T -(exc_traceback) 94.5 335.67 T -( . . . . . . . . . . .) 162.25 335.67 T -(17) 224 335.67 T -1 12 Q -(,) 235 335.67 T -1 11 Q -(49) 241 335.67 T -(exc_type) 94.5 322.67 T -(. . . . . . . . . . . . . . . . . . .) 137.5 322.67 T -(49) 241 322.67 T -(exc_value) 94.5 309.67 T -(. . . . . . . . . . . . . . . . . .) 143 309.67 T -(49) 241 309.67 T -(last_traceback) 94.5 296.67 T -( . . . . . . . . . . . . . .) 162.25 296.67 T -(17) 241 296.67 T -(sys.exc_traceback) 76.5 283.67 T -(. . . . . . . . . . . . . . .) 159.5 283.67 T -(18) 241 283.67 T -(sys.last_traceback) 76.5 270.67 T -(. . . . . . . . . . . . . . .) 159.5 270.67 T -(18) 241 270.67 T -(sys.modules) 76.5 257.67 T -( . . . . . . . . . . . . . . . . . . .) 134.75 257.67 T -(43) 241 257.67 T -(sys.stderr) 76.5 244.67 T -( . . . . . . . . . . . . . . . . . . . . .) 123.75 244.67 T -(16) 241 244.67 T -(sys.stdin) 76.5 231.67 T -( . . . . . . . . . . . . . . . . . . . . . .) 118.25 231.67 T -(16) 241 231.67 T -(sys.stdout) 76.5 218.67 T -( . . . . . . . . . . . . . . . . . . . . .) 123.75 218.67 T -(16) 241 218.67 T -0 12 Q -(T) 76.5 197 T -1 11 Q -(tab) 76.5 183.67 T -(. . . . . . . . . . . . . . . . . . . . . . . . . . . .) 93.5 183.67 T -(4) 246.5 183.67 T -(target) 76.5 170.67 T -( . . . . . . . . . . . . . . . . . . . . . . . .) 107.25 170.67 T -(40) 241 170.67 T -(deletion) 94.5 157.67 T -( . . . . . . . . . . . . . . . . . . .) 134.75 157.67 T -(41) 241 157.67 T -(loop control) 94.5 144.67 T -( . . . . . . . . . . . . . . . .) 151.25 144.67 T -(43) 241 144.67 T -(test) 76.5 131.67 T -(identity) 94.5 118.67 T -(. . . . . . . . . . . . . . . . . . . .) 132 118.67 T -(35) 241 118.67 T -(membership) 94.5 105.67 T -(. . . . . . . . . . . . . . . .) 154 105.67 T -(35) 241 105.67 T -(token) 306 712.67 T -(. . . . . . . . . . . . . . . . . . . . . . . . . .) 335.5 712.67 T -(3) 476 712.67 T -(delimiter) 324 699.67 T -(. . . . . . . . . . . . . . . . . . . .) 368.5 699.67 T -(5) 476 699.67 T -(identifier) 324 686.67 T -(. . . . . . . . . . . . . . . . . . . .) 368.5 686.67 T -(5) 476 686.67 T -(keyword) 324 673.67 T -( . . . . . . . . . . . . . . . . . . . .) 365.75 673.67 T -(5) 476 673.67 T -(literal) 324 660.67 T -( . . . . . . . . . . . . . . . . . . . . . .) 354.75 660.67 T -(5) 476 660.67 T -(operator) 324 647.67 T -( . . . . . . . . . . . . . . . . . . . .) 365.75 647.67 T -(5) 476 647.67 T -(tracback object) 306 634.67 T -(tb_frame) 324 621.67 T -(. . . . . . . . . . . . . . . . . . .) 368.5 621.67 T -(17) 470.5 621.67 T -(tb_lasti) 324 608.67 T -( . . . . . . . . . . . . . . . . . . . .) 360.25 608.67 T -(17) 470.5 608.67 T -(tb_lineno) 324 595.67 T -( . . . . . . . . . . . . . . . . . .) 371.25 595.67 T -(17) 470.5 595.67 T -(tb_next) 324 582.67 T -( . . . . . . . . . . . . . . . . . . . .) 360.25 582.67 T -(17) 470.5 582.67 T -(trace) 306 569.67 T -(stack) 324 556.67 T -(. . . . . . . . . . . . . . . . . . . . . .) 352 556.67 T -(17) 470.5 556.67 T -(traceback) 306 543.67 T -(. . . . . . . . . . . . . . . . . . . . . .) 352 543.67 T -(43) 470.5 543.67 T -(traceback object) 306 530.67 T -(exc_traceback) 324 517.67 T -(. . . . . . . . . . . . . . .) 390.5 517.67 T -(17) 470.5 517.67 T -(last_traceback) 324 504.67 T -(. . . . . . . . . . . . . . .) 390.5 504.67 T -(17) 470.5 504.67 T -(transformation) 306 491.67 T -(. . . . . . . . . . . . . . . . . .) 374 491.67 T -(15) 470.5 491.67 T -(try) 306 478.67 T -( . . . . . . . . . . . . . . . . .) 321.75 478.67 T -(11) 419.5 478.67 T -1 12 Q -(,) 430.5 478.67 T -1 11 Q -(17) 436.5 478.67 T -1 12 Q -(,) 447.5 478.67 T -1 11 Q -(42) 453.5 478.67 T -1 12 Q -(,) 464.5 478.67 T -1 11 Q -(49) 470.5 478.67 T -(finally) 324 465.67 T -(. . . . . . . . . . . . . . . . . . . . .) 357.5 465.67 T -(43) 470.5 465.67 T -(tuple) 306 452.67 T -( . . . . . . . . . . . .) 332.75 452.67 T -(13) 402.5 452.67 T -1 12 Q -(,) 413.5 452.67 T -1 11 Q -(29) 419.5 452.67 T -1 12 Q -(\320) 430.5 452.67 T -1 11 Q -(30) 436.5 452.67 T -1 12 Q -(,) 447.5 452.67 T -1 11 Q -(36) 453.5 452.67 T -1 12 Q -(,) 464.5 452.67 T -1 11 Q -(48) 470.5 452.67 T -(empty) 324 439.67 T -( . . . . . . . . . . . . . .) 354.75 439.67 T -(13) 436.5 439.67 T -1 12 Q -(,) 447.5 439.67 T -1 11 Q -(28) 453.5 439.67 T -1 12 Q -(,) 464.5 439.67 T -1 11 Q -(36) 470.5 439.67 T -(singleton) 324 426.67 T -(. . . . . . . . . . . . . . . . . . .) 368.5 426.67 T -(13) 470.5 426.67 T -(type) 306 413.67 T -(. . . . . . . . . . . . . . . . . . . . . .) 330 413.67 T -(11) 453.5 413.67 T -1 12 Q -(\320) 464.5 413.67 T -1 11 Q -(12) 470.5 413.67 T -(data) 324 400.67 T -(. . . . . . . . . . . . . . . . . . . . . . .) 346.5 400.67 T -(12) 470.5 400.67 T -(immutable) 342 387.67 T -( . . . . . . . . . . . . . .) 393.25 387.67 T -(28) 470.5 387.67 T -(hierarchy) 324 374.67 T -( . . . . . . . . . . . . . . . . . .) 371.25 374.67 T -(12) 470.5 374.67 T -(TypeError) 306 361.67 T -(. . . . . . . . . . .) 357.5 361.67 T -(29) 419.5 361.67 T -1 12 Q -(,) 430.5 361.67 T -1 11 Q -(31) 436.5 361.67 T -1 12 Q -(\320) 447.5 361.67 T -1 11 Q -(32) 453.5 361.67 T -1 12 Q -(,) 464.5 361.67 T -1 11 Q -(40) 470.5 361.67 T -0 12 Q -(U) 306 340 T -1 11 Q -(UNIX) 306 326.67 T -( . . . . . . . . . . . . . . . . . . . . .) 338.25 326.67 T -(4) 459 326.67 T -1 12 Q -(,) 464.5 326.67 T -1 11 Q -(53) 470.5 326.67 T -(unrecognized escape sequences) 306 313.67 T -( . . . . .) 448.25 313.67 T -(7) 476 313.67 T -(user-defined) 306 300.67 T -( . . . . . . . . . . . . . . . . . . .) 365.75 300.67 T -(14) 470.5 300.67 T -(user-defined function) 306 287.67 T -( . . . . . . . . . . . .) 404.25 287.67 T -(32) 470.5 287.67 T -0 12 Q -(V) 306 266 T -1 11 Q -(value) 306 252.67 T -(parameter) 324 239.67 T -(default) 342 226.67 T -( . . . . . . . . . . . . . . . . .) 376.75 226.67 T -(50) 470.5 226.67 T -(writing) 324 213.67 T -( . . . . . . . . . . . . . . . . . . . .) 360.25 213.67 T -(39) 470.5 213.67 T -(ValueError) 306 200.67 T -( . . . . . . . . . . . . . . . . . . . .) 360.25 200.67 T -(33) 470.5 200.67 T -(values) 306 187.67 T -(writing) 324 174.67 T -( . . . . . . . . . . . . . . . . . . . .) 360.25 174.67 T -(42) 470.5 174.67 T -(Von Neumann) 306 161.67 T -(. . . . . . . . . . . . . . . . . .) 374 161.67 T -(11) 470.5 161.67 T -0 12 Q -(W) 306 140 T -1 11 Q -(while) 306 126.67 T -(. . . . . . . . . . . . . . . . . . . . .) 335.5 126.67 T -(43) 453.5 126.67 T -1 12 Q -(,) 464.5 126.67 T -1 11 Q -(48) 470.5 126.67 T -(whitespace) 306 113.67 T -( . . . . . . . . . . . . . . . . . . . . .) 360.25 113.67 T -(4) 476 113.67 T -FMENDPAGE -%%EndPage: "60" 66 -%%Page: "61" 67 -612 792 0 FMBEGINPAGE -0 FrameSetSepColors -FrameNoSep -0 0 0 1 0 0 0 1 K -0 12 Q -0 X -4.8 (I) 288 748 S -0 9.6 Q -4.8 (NDEX) 296.13 748 S -1 10 Q -(61) 525.5 32.83 T -315 720 315 63 2 L -0.5 H -2 Z -N -85.5 720 85.5 63 2 L -N -0 12 Q -(X) 94.5 712 T -1 11 Q -(xor) 94.5 698.67 T -(bit-wise) 112.5 685.67 T -( . . . . . . . . . . . . . . . . . . .) 151.25 685.67 T -(34) 259 685.67 T -0 12 Q -(Z) 324 712 T -1 11 Q -(ZeroDivisionError) 324 698.67 T -( . . . . . . . . . . . . . .) 409.75 698.67 T -(33) 488.5 698.67 T -FMENDPAGE -%%EndPage: "61" 67 -%%Trailer -FMENDDOCUMENT -%%BoundingBox: 0 0 612 792 -%%PageOrder: Ascend -%%Pages: 67 -%%DocumentFonts: Helvetica-Bold -%%+ Times-Roman -%%+ Courier -%%+ Times-Italic -%%+ Times-Bold -%%+ Helvetica -%%+ Courier-Oblique -%%+ Courier-Bold -%%DocumentNeedsFonts: Helvetica-Bold -%%+ Times-Roman -%%+ Courier -%%+ Times-Italic -%%+ Times-Bold -%%+ Helvetica -%%+ Courier-Oblique -%%+ Courier-Bold -%%DocumentSuppliedFonts: -%%EOF diff --git a/Doc/ref/ref.wml b/Doc/ref/ref.wml deleted file mode 100644 index 3c51c8e..0000000 --- a/Doc/ref/ref.wml +++ /dev/null @@ -1,570 +0,0 @@ - - - -INCLUDE <nodesTI.wml> - - -INCLUDE <heading2.wml> - - -INCLUDE <normals.wml> - - -INCLUDE <list2.wml> - - -PARAGRAPH 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"Default" -} - - -PARAGRAPH "CellBody" TYPE Normal -{ - USES "Default" -} - - -PARAGRAPH "CellBodyC" TYPE Normal -{ - USES "Default" -} - - -PARAGRAPH "Center" TYPE Normal -{ - USES "Default" -} - - -PARAGRAPH "Chapter" TYPE Heading -{ - USES "L1H1HR-NodeTop" -} - - - -PARAGRAPH "Chapter*" TYPE Heading -{ - USES "L2H1-NodeLower" -} - - -PARAGRAPH "ChapterName" TYPE Heading -{ - USES "L3H1-NodeLower" -} - - -PARAGRAPH "ChapterNumber" TYPE Heading -{ - USES "L2H2HR" -} - - -PARAGRAPH "ChapterSubHead" TYPE Heading -{ - USES "L4H1-NodeLower" -} - - -PARAGRAPH "ChapterTOC" TYPE Normal -{ - USES "Ignore" -} - - -PARAGRAPH "ChSubHeadDescription" TYPE Heading -{ - USES "L5H1-NodeLower" -} - - -PARAGRAPH "Code" TYPE Normal -{ - USES "PreformattedText" -} - - -PARAGRAPH "CStep" TYPE Normal -{ - USES "Default" -} - - -PARAGRAPH "Equation" TYPE Normal -{ - USES "Default" -} - - -PARAGRAPH "ETable" TYPE Normal -{ - USES "Default" -} - - -PARAGRAPH "Extract" TYPE Normal -{ - USES "Default" -} - - -PARAGRAPH "Figure" TYPE Normal -{ - USES "Default" -} - - -PARAGRAPH "FirstBody" TYPE Normal -{ - USES "Default" -} - - -PARAGRAPH "FlushL" TYPE Normal -{ - USES "Default" -} - - -PARAGRAPH "FlushR" TYPE Normal -{ - USES "Default" -} - - -PARAGRAPH "Footnote" TYPE Normal -{ - USES "Default" -} - - -PARAGRAPH "GroupTitlesIX" TYPE Normal -{ - USES "Ignore" -} - - -PARAGRAPH "HangIndent" TYPE Normal -{ - USES "Default" -} - - -PARAGRAPH "HangIndentCont" TYPE Normal -{ - USES "Default" -} - - -PARAGRAPH "HangIndentLev2" TYPE Normal -{ - USES "Default" -} - - -PARAGRAPH "HangIndentLev3" TYPE Normal -{ - USES "Default" -} - - -PARAGRAPH "Header" TYPE Heading -{ - USES "L14H4" -} - - -PARAGRAPH "Index" TYPE Heading -{ - USES "L14H4" -} - - -PARAGRAPH "IndexIX" TYPE Normal -{ - USES "Ignore" -} - - -PARAGRAPH "IndexTOC" TYPE Normal -{ - USES "Ignore" -} - - -PARAGRAPH "Level1IX" TYPE Normal -{ - USES "Ignore" -} - - -PARAGRAPH "Level2IX" TYPE Normal -{ - USES "Ignore" -} - - -PARAGRAPH 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