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authorNeal Norwitz <nnorwitz@gmail.com>2007-08-12 01:12:18 (GMT)
committerNeal Norwitz <nnorwitz@gmail.com>2007-08-12 01:12:18 (GMT)
commitdcb46eda322f46bb855c3017a7309d1f9bc85023 (patch)
treec025b33a7575bfd58d060deba066a1293b807544
parent016880229a369a3fb419f3eed28b6db7c342fe71 (diff)
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Remove docs for builtin file.
Move docs for: long -> int, unichr -> chr, unicode -> str.
-rw-r--r--Doc/lib/libfuncs.tex157
1 files changed, 54 insertions, 103 deletions
diff --git a/Doc/lib/libfuncs.tex b/Doc/lib/libfuncs.tex
index 0b99c3f..0fcc4f4 100644
--- a/Doc/lib/libfuncs.tex
+++ b/Doc/lib/libfuncs.tex
@@ -96,11 +96,11 @@ def my_import(name):
\end{funcdesc}
\begin{funcdesc}{basestring}{}
- This abstract type is the superclass for \class{str} and \class{unicode}.
+ This abstract type is the superclass for \class{str}.
It cannot be called or instantiated, but it can be used to test whether
- an object is an instance of \class{str} or \class{unicode}.
+ an object is an instance of \class{str}.
\code{isinstance(obj, basestring)} is equivalent to
- \code{isinstance(obj, (str, unicode))}.
+ \code{isinstance(obj, str)}.
\versionadded{2.3}
\end{funcdesc}
@@ -127,11 +127,12 @@ def my_import(name):
\end{funcdesc}
\begin{funcdesc}{chr}{i}
- Return a string of one character whose \ASCII{} code is the integer
- \var{i}. For example, \code{chr(97)} returns the string \code{'a'}.
- This is the inverse of \function{ord()}. The argument must be in
- the range [0..255], inclusive; \exception{ValueError} will be raised
- if \var{i} is outside that range.
+ Return the Unicode string of one character whose Unicode code is the
+ integer \var{i}. For example, \code{unichr(97)} returns the string
+ \code{u'a'}. This is the inverse of \function{ord()} for Unicode
+ strings. The valid range for the argument depends how Python was
+ configured -- it may be either UCS2 [0..0xFFFF] or UCS4 [0..0x10FFFF].
+ \exception{ValueError} is raised otherwise.
\end{funcdesc}
\begin{funcdesc}{classmethod}{function}
@@ -423,20 +424,6 @@ class C:
argument to \function{exec()}.}
\end{funcdesc}
-\begin{funcdesc}{file}{filename\optional{, mode\optional{, bufsize}}}
- Constructor function for the \class{file} type, described further
- in section~\ref{bltin-file-objects}, ``\ulink{File
- Objects}{bltin-file-objects.html}''. The constructor's arguments
- are the same as those of the \function{open()} built-in function
- described below.
-
- When opening a file, it's preferable to use \function{open()} instead of
- invoking this constructor directly. \class{file} is more suited to
- type testing (for example, writing \samp{isinstance(f, file)}).
-
- \versionadded{2.2}
-\end{funcdesc}
-
\begin{funcdesc}{filter}{function, iterable}
Construct a list from those elements of \var{iterable} for which
\var{function} returns true. \var{iterable} may be either a sequence, a
@@ -537,19 +524,16 @@ class C:
\end{funcdesc}
\begin{funcdesc}{int}{\optional{x\optional{, radix}}}
- Convert a string or number to a plain integer. If the argument is a
- string, it must contain a possibly signed decimal number
- representable as a Python integer, possibly embedded in whitespace.
- The \var{radix} parameter gives the base for the
- conversion and may be any integer in the range [2, 36], or zero. If
- \var{radix} is zero, the interpretation is the same as for integer
- literals. If \var{radix} is specified and \var{x} is not a string,
- \exception{TypeError} is raised.
- Otherwise, the argument may be a plain or
- long integer or a floating point number. Conversion of floating
- point numbers to integers truncates (towards zero).
- If the argument is outside the integer range a long object will
- be returned instead. If no arguments are given, returns \code{0}.
+ Convert a string or number to a long integer. If the argument is a
+ string, it must contain a possibly signed number of
+ arbitrary size, possibly embedded in whitespace. The
+ \var{radix} argument is interpreted in the same way as for
+ \function{int()}, and may only be given when \var{x} is a string.
+ Otherwise, the argument may be another
+ integer or a floating point number, and an integer with
+ the same value is returned. Conversion of floating
+ point numbers to integers truncates (towards zero). If no arguments
+ are given, returns \code{0}.
\end{funcdesc}
\begin{funcdesc}{isinstance}{object, classinfo}
@@ -622,19 +606,6 @@ class C:
returned in class blocks.
\end{funcdesc}
-\begin{funcdesc}{long}{\optional{x\optional{, radix}}}
- Convert a string or number to a long integer. If the argument is a
- string, it must contain a possibly signed number of
- arbitrary size, possibly embedded in whitespace. The
- \var{radix} argument is interpreted in the same way as for
- \function{int()}, and may only be given when \var{x} is a string.
- Otherwise, the argument may be a plain or
- long integer or a floating point number, and a long integer with
- the same value is returned. Conversion of floating
- point numbers to integers truncates (towards zero). If no arguments
- are given, returns \code{0L}.
-\end{funcdesc}
-
\begin{funcdesc}{map}{function, iterable, ...}
Apply \var{function} to every item of \var{iterable} and return a list
of the results. If additional \var{iterable} arguments are passed,
@@ -770,8 +741,8 @@ class C:
or the value of the byte when the argument is an 8-bit string.
For example, \code{ord('a')} returns the integer \code{97},
\code{ord(u'\e u2020')} returns \code{8224}. This is the inverse of
- \function{chr()} for 8-bit strings and of \function{unichr()} for unicode
- objects. If a unicode argument is given and Python was built with
+ \function{chr()} for strings.
+ If Python was built with
UCS2 Unicode, then the character's code point must be in the range
[0..65535] inclusive; otherwise the string length is two, and a
\exception{TypeError} will be raised.
@@ -991,14 +962,39 @@ class C:
\versionchanged[Function decorator syntax added]{2.4}
\end{funcdesc}
-\begin{funcdesc}{str}{\optional{object}}
- Return a string containing a nicely printable representation of an
- object. For strings, this returns the string itself. The
- difference with \code{repr(\var{object})} is that
- \code{str(\var{object})} does not always attempt to return a string
- that is acceptable to \function{eval()}; its goal is to return a
- printable string. If no argument is given, returns the empty
- string, \code{''}.
+\begin{funcdesc}{str}{\optional{object\optional{, encoding
+ \optional{, errors}}}}
+ Return the Unicode string version of \var{object} using one of the
+ following modes:
+
+ If \var{encoding} and/or \var{errors} are given, \code{unicode()}
+ will decode the object which can either be an 8-bit string or a
+ character buffer using the codec for \var{encoding}. The
+ \var{encoding} parameter is a string giving the name of an encoding;
+ if the encoding is not known, \exception{LookupError} is raised.
+ Error handling is done according to \var{errors}; this specifies the
+ treatment of characters which are invalid in the input encoding. If
+ \var{errors} is \code{'strict'} (the default), a
+ \exception{ValueError} is raised on errors, while a value of
+ \code{'ignore'} causes errors to be silently ignored, and a value of
+ \code{'replace'} causes the official Unicode replacement character,
+ \code{U+FFFD}, to be used to replace input characters which cannot
+ be decoded. See also the \refmodule{codecs} module.
+
+ If no optional parameters are given, \code{unicode()} will mimic the
+ behaviour of \code{str()} except that it returns Unicode strings
+ instead of 8-bit strings. More precisely, if \var{object} is a
+ Unicode string or subclass it will return that Unicode string without
+ any additional decoding applied.
+
+ For objects which provide a \method{__unicode__()} method, it will
+ call this method without arguments to create a Unicode string. For
+ all other objects, the 8-bit string version or representation is
+ requested and then converted to a Unicode string using the codec for
+ the default encoding in \code{'strict'} mode.
+
+ \versionadded{2.0}
+ \versionchanged[Support for \method{__unicode__()} added]{2.2}
\end{funcdesc}
\begin{funcdesc}{sum}{iterable\optional{, start}}
@@ -1072,51 +1068,6 @@ class C(B):
\versionadded{2.2}
\end{funcdescni}
-\begin{funcdesc}{unichr}{i}
- Return the Unicode string of one character whose Unicode code is the
- integer \var{i}. For example, \code{unichr(97)} returns the string
- \code{u'a'}. This is the inverse of \function{ord()} for Unicode
- strings. The valid range for the argument depends how Python was
- configured -- it may be either UCS2 [0..0xFFFF] or UCS4 [0..0x10FFFF].
- \exception{ValueError} is raised otherwise.
- \versionadded{2.0}
-\end{funcdesc}
-
-\begin{funcdesc}{unicode}{\optional{object\optional{, encoding
- \optional{, errors}}}}
- Return the Unicode string version of \var{object} using one of the
- following modes:
-
- If \var{encoding} and/or \var{errors} are given, \code{unicode()}
- will decode the object which can either be an 8-bit string or a
- character buffer using the codec for \var{encoding}. The
- \var{encoding} parameter is a string giving the name of an encoding;
- if the encoding is not known, \exception{LookupError} is raised.
- Error handling is done according to \var{errors}; this specifies the
- treatment of characters which are invalid in the input encoding. If
- \var{errors} is \code{'strict'} (the default), a
- \exception{ValueError} is raised on errors, while a value of
- \code{'ignore'} causes errors to be silently ignored, and a value of
- \code{'replace'} causes the official Unicode replacement character,
- \code{U+FFFD}, to be used to replace input characters which cannot
- be decoded. See also the \refmodule{codecs} module.
-
- If no optional parameters are given, \code{unicode()} will mimic the
- behaviour of \code{str()} except that it returns Unicode strings
- instead of 8-bit strings. More precisely, if \var{object} is a
- Unicode string or subclass it will return that Unicode string without
- any additional decoding applied.
-
- For objects which provide a \method{__unicode__()} method, it will
- call this method without arguments to create a Unicode string. For
- all other objects, the 8-bit string version or representation is
- requested and then converted to a Unicode string using the codec for
- the default encoding in \code{'strict'} mode.
-
- \versionadded{2.0}
- \versionchanged[Support for \method{__unicode__()} added]{2.2}
-\end{funcdesc}
-
\begin{funcdesc}{vars}{\optional{object}}
Without arguments, return a dictionary corresponding to the current
local symbol table. With a module, class or class instance object