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author | Fred Drake <fdrake@acm.org> | 2000-04-03 20:13:55 (GMT) |
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committer | Fred Drake <fdrake@acm.org> | 2000-04-03 20:13:55 (GMT) |
commit | 38e5d27caee56b6958e0034e342abb48e6100390 (patch) | |
tree | 6a0c853da853123dd2e628e8ec187517250c2530 /Doc/lib/libstruct.tex | |
parent | 659ebfa79e891fc5e2480cd66c157970df57c451 (diff) | |
download | cpython-38e5d27caee56b6958e0034e342abb48e6100390.zip cpython-38e5d27caee56b6958e0034e342abb48e6100390.tar.gz cpython-38e5d27caee56b6958e0034e342abb48e6100390.tar.bz2 |
Merged changes from the 1.5.2p2 release.
(Very rough.)
Diffstat (limited to 'Doc/lib/libstruct.tex')
-rw-r--r-- | Doc/lib/libstruct.tex | 46 |
1 files changed, 29 insertions, 17 deletions
diff --git a/Doc/lib/libstruct.tex b/Doc/lib/libstruct.tex index eef84a4..434b433 100644 --- a/Doc/lib/libstruct.tex +++ b/Doc/lib/libstruct.tex @@ -45,23 +45,35 @@ The module defines the following exception and functions: Format characters have the following meaning; the conversion between C and Python values should be obvious given their types: -\begin{tableiii}{c|l|l}{samp}{Format}{C Type}{Python} - \lineiii{x}{pad byte}{no value} - \lineiii{c}{\ctype{char}}{string of length 1} - \lineiii{b}{\ctype{signed char}}{integer} - \lineiii{B}{\ctype{unsigned char}}{integer} - \lineiii{h}{\ctype{short}}{integer} - \lineiii{H}{\ctype{unsigned short}}{integer} - \lineiii{i}{\ctype{int}}{integer} - \lineiii{I}{\ctype{unsigned int}}{integer} - \lineiii{l}{\ctype{long}}{integer} - \lineiii{L}{\ctype{unsigned long}}{integer} - \lineiii{f}{\ctype{float}}{float} - \lineiii{d}{\ctype{double}}{float} - \lineiii{s}{\ctype{char[]}}{string} - \lineiii{p}{\ctype{char[]}}{string} - \lineiii{P}{\ctype{void *}}{integer} -\end{tableiii} +\begin{tableiv}{c|l|l|c}{samp}{Format}{C Type}{Python}{Notes} + \lineiv{x}{pad byte}{no value}{} + \lineiv{c}{\ctype{char}}{string of length 1}{} + \lineiv{b}{\ctype{signed char}}{integer}{} + \lineiv{B}{\ctype{unsigned char}}{integer}{} + \lineiv{h}{\ctype{short}}{integer}{} + \lineiv{H}{\ctype{unsigned short}}{integer}{} + \lineiv{i}{\ctype{int}}{integer}{} + \lineiv{I}{\ctype{unsigned int}}{long}{(1)} + \lineiv{l}{\ctype{long}}{integer}{} + \lineiv{L}{\ctype{unsigned long}}{long}{} + \lineiv{f}{\ctype{float}}{float}{} + \lineiv{d}{\ctype{double}}{float}{} + \lineiv{s}{\ctype{char[]}}{string}{} + \lineiv{p}{\ctype{char[]}}{string}{} + \lineiv{P}{\ctype{void *}}{integer}{} +\end{tableiv} + +\noindent +Notes: + +\begin{description} +\item[(1)] + The \character{I} conversion code will convert to a Python long if + the C \ctype{int} is the same size as a C \ctype{long}, which is + typical on most modern systems. If a C \ctype{int} is smaller than + a C \ctype{long}, an Python integer will be created instead. +\end{description} + A format character may be preceded by an integral repeat count; e.g.\ the format string \code{'4h'} means exactly the same as |