cpython/Doc/texinputs/python.sty

862 lines
27 KiB
TeX

%
% python.sty for the Python docummentation [works only with with Latex2e]
%
\NeedsTeXFormat{LaTeX2e}[1995/12/01]
\ProvidesPackage{python}
[1998/01/11 LaTeX package (Python markup)]
% These packages can be used to add marginal annotations which indicate
% index entries and labels; useful for reviewing this messy documentation!
%
%\RequirePackage{showkeys}
%\RequirePackage{showidx}
% for PDF output, use maximal compression & a lot of other stuff
% (test for PDF recommended by Tanmoy Bhattacharya <tanmoy@qcd.lanl.gov>)
%
\newif\ifpy@doing@page@targets
\py@doing@page@targetsfalse
\ifx\pdfoutput\undefined\else\ifcase\pdfoutput
\else
\input{pdfcolor}
\let\py@LinkColor=\NavyBlue
\let\py@NormalColor=\Black
\pdfcompresslevel=9
\pdfpagewidth=\paperwidth % page width of PDF output
\pdfpageheight=\paperheight % page height of PDF output
%
% Pad the number with '0' to 3 digits wide so no page name is a prefix
% of any other.
%
\newcommand{\py@targetno}[1]{\ifnum#1<100 0\fi\ifnum#1<10 0\fi#1}
\newcommand{\py@pageno}{\py@targetno\thepage}
%
% This definition allows the entries in the page-view of the ToC to be
% active links. Some work, some don't.
%
\let\py@OldContentsline=\contentsline
% Compute the padded page number separately since we end up with a pair of
% \relax tokens; this gets the right string computed and works.
\renewcommand{\contentsline}[3]{%
\def\my@pageno{\py@targetno{#3}}%
\py@OldContentsline{#1}{%
\pdfannotlink attr{/Border [0 0 0]} goto name{page\my@pageno}%
\py@LinkColor#2\py@NormalColor%
\pdfendlink%
}{#3}%
}
\AtEndDocument{
\InputIfFileExists{\jobname.bkm}{\pdfcatalog{/PageMode /UseOutlines}}{}
}
\newcommand{\py@target}[1]{%
\ifpy@doing@page@targets%
{\pdfdest name{#1} fit}%
\fi%
}
\let\py@OldLabel=\label
\renewcommand{\label}[1]{%
\py@OldLabel{#1}%
\py@target{label-#1}%
}
% This stuff adds a page# destination to every PDF page, where # is three
% digits wide, padded with leading zeros. This doesn't really help with
% the frontmatter, but does fine with the body.
%
% This is *heavily* based on the hyperref package.
%
\def\@begindvi{%
\unvbox \@begindvibox
\@hyperfixhead
}
\def\@hyperfixhead{%
\let\H@old@thehead\@thehead
\global\def\@foo{\py@target{page\py@pageno}}%
\expandafter\ifx\expandafter\@empty\H@old@thehead
\def\H@old@thehead{\hfil}\fi
\def\@thehead{\@foo\relax\H@old@thehead}%
}
\fi\fi
% Increase printable page size (copied from fullpage.sty)
\topmargin 0pt
\advance \topmargin by -\headheight
\advance \topmargin by -\headsep
% attempt to work a little better for A4 users
\@ifundefined{paperheight}{
\textheight 9in
}{
\textheight \paperheight
\advance\textheight by -2in
}
\oddsidemargin 0pt
\evensidemargin \oddsidemargin
\marginparwidth 0.5in
\@ifundefined{paperwidth}{
\textwidth 6.5in
}{
\textwidth \paperwidth
\advance\textwidth by -2in
}
% Style parameters and macros used by most documents here
\raggedbottom
\sloppy
\parindent = 0mm
\parskip = 2mm
\hbadness = 5000 % don't print trivial gripes
\pagestyle{empty} % start this way; change for
\pagenumbering{roman} % ToC & chapters
\setcounter{secnumdepth}{1}
% Use this to set the font family for headers and other decor:
\newcommand{\py@HeaderFamily}{\sffamily}
% Redefine the 'normal' header/footer style when using "fancyhdr" package:
\@ifundefined{fancyhf}{}{
% Use \pagestyle{normal} as the primary pagestyle for text.
\fancypagestyle{normal}{
\fancyhf{}
\fancyfoot[LE,RO]{{\py@HeaderFamily\thepage}}
\fancyfoot[LO]{{\py@HeaderFamily\nouppercase{\rightmark}}}
\fancyfoot[RE]{{\py@HeaderFamily\nouppercase{\leftmark}}}
\renewcommand{\headrulewidth}{0pt}
\renewcommand{\footrulewidth}{0.4pt}
}
% Update the plain style so we get the page number & footer line,
% but not a chapter or section title. This is to keep the first
% page of a chapter and the blank page between chapters `clean.'
\fancypagestyle{plain}{
\fancyhf{}
\fancyfoot[LE,RO]{{\py@HeaderFamily\thepage}}
\renewcommand{\headrulewidth}{0pt}
\renewcommand{\footrulewidth}{0.4pt}
}
% Redefine \cleardoublepage so that the blank page between chapters
% gets the plain style and not the fancy style. This is described
% in the documentation for the fancyhdr package by Piet von Oostrum.
\@ifundefined{chapter}{}{
\renewcommand{\cleardoublepage}{
\clearpage\if@openright \ifodd\c@page\else
\hbox{}
\thispagestyle{plain}
\newpage
\if@twocolumn\hbox{}\newpage\fi\fi\fi
}
}
}
% This sets up the {verbatim} environment to be indented and a minipage,
% and to have all the other mostly nice properties that we want for
% code samples.
% Variable used by begin code command
\newlength{\py@codewidth}
\newcommand{\py@examplevspace}{2mm}
\newcommand{\py@exampleindent}{1cm}
\let\py@OldVerbatim=\verbatim
\let\py@OldEndVerbatim=\endverbatim
\renewcommand{\verbatim}{%
\begingroup%
\setlength{\parindent}\py@exampleindent%
% Calculate the text width for the minipage:
\setlength{\py@codewidth}{\linewidth}%
\addtolength{\py@codewidth}{-\parindent}%
%
\par%
\vspace\py@examplevspace%
\indent%
\begin{minipage}[t]{\py@codewidth}%
\small%
\py@OldVerbatim%
}
\renewcommand{\endverbatim}{%
\py@OldEndVerbatim%
\end{minipage}%
\endgroup%
}
\newcommand{\py@modulebadkey}{{--just-some-junk--}}
%% Lots of index-entry generation support.
% Command to wrap around stuff that refers to function / module /
% attribute names in the index. Default behavior: like \code{}. To
% just keep the index entries in the roman font, uncomment the second
% definition; it matches O'Reilly style more.
%
\newcommand{\py@idxcode}[1]{\texttt{#1}}
%\renewcommand{\py@idxcode}[1]{#1}
% Command to generate two index entries (using subentries)
\newcommand{\indexii}[2]{\index{#1!#2}\index{#2!#1}}
% And three entries (using only one level of subentries)
\newcommand{\indexiii}[3]{\index{#1!#2 #3}\index{#2!#3, #1}\index{#3!#1 #2}}
% And four (again, using only one level of subentries)
\newcommand{\indexiv}[4]{
\index{#1!#2 #3 #4}
\index{#2!#3 #4, #1}
\index{#3!#4, #1 #2}
\index{#4!#1 #2 #3}
}
% Command to generate a reference to a function, statement, keyword,
% operator.
\newcommand{\kwindex}[1]{\indexii{keyword}{#1@{\py@idxcode{#1}}}}
\newcommand{\stindex}[1]{\indexii{statement}{#1@{\py@idxcode{#1}}}}
\newcommand{\opindex}[1]{\indexii{operator}{#1@{\py@idxcode{#1}}}}
\newcommand{\exindex}[1]{\indexii{exception}{#1@{\py@idxcode{#1}}}}
\newcommand{\obindex}[1]{\indexii{object}{#1}}
\newcommand{\bifuncindex}[1]{\withsubitem{(built-in function)}{\ttindex{#1()}}}
% Add an index entry for a module
\newcommand{\py@refmodule}[2]{\index{#1@{\py@idxcode{#1}} (#2module)}}
\newcommand{\refmodindex}[1]{\py@refmodule{#1}{}}
\newcommand{\refbimodindex}[1]{\py@refmodule{#1}{built-in }}
\newcommand{\refexmodindex}[1]{\py@refmodule{#1}{extension }}
\newcommand{\refstmodindex}[1]{\py@refmodule{#1}{standard }}
% support for the module index
\newif\ifpy@UseModuleIndex
\py@UseModuleIndexfalse
\newcommand{\makemodindex}{
\newwrite\modindexfile
\openout\modindexfile=mod\jobname.idx
\py@UseModuleIndextrue
}
% Add the defining entry for a module
\newcommand{\py@modindex}[2]{%
\renewcommand{\py@thismodule}{#1}
\setindexsubitem{(in module #1)}%
\index{#1@{\py@idxcode{#1}} (#2module)|textbf}%
\ifpy@UseModuleIndex%
\write\modindexfile{\protect\indexentry{#1@{\tt #1}}{\thepage}}%
\fi%
}
% built-in & Python modules in the main distribution
\newcommand{\bimodindex}[1]{\py@modindex{#1}{built-in }}
\newcommand{\stmodindex}[1]{\py@modindex{#1}{standard }}
% Python & extension modules outside the main distribution
\newcommand{\modindex}[1]{\py@modindex{#1}{}}
\newcommand{\exmodindex}[1]{\py@modindex{#1}{extension }}
% Additional string for an index entry
\newcommand{\index@subitem}{}
\newcommand{\setindexsubitem}[1]{\renewcommand{\index@subitem}{#1}}
\newcommand{\ttindex}[1]{\index{#1@{\py@idxcode{#1}} \index@subitem}}
\newcommand{\withsubitem}[2]{%
\begingroup%
\def\index@subitem{#1}#2%
\endgroup%
}
% Module synopsis processing -----------------------------------------------
%
\newcommand{\py@standardIndexModule}[1]{\stmodindex{#1}}
\newcommand{\py@builtinIndexModule}[1]{\bimodindex{#1}}
\newcommand{\py@extensionIndexModule}[1]{\exmodindex{#1}}
\newcommand{\py@IndexModule}[1]{\modindex{#1}}
\newif\ifpy@HaveModSynopsis\py@HaveModSynopsisfalse
\newif\ifpy@ModSynopsisFileIsOpen\py@ModSynopsisFileIsOpenfalse
% \declaremodule[key]{type}{name}
\newcommand{\declaremodule}[3][\py@modulebadkey]{
\py@openModSynopsisFile
\renewcommand{\py@thismoduletype}{#2}
\csname py@#2IndexModule\endcsname{#3}
\ifx\py@modulebadkey#1
\renewcommand{\py@thismodulekey}{#3}
\else
\renewcommand{\py@thismodulekey}{#1}
\fi
\label{module-\py@thismodulekey}
\py@HaveModSynopsistrue
}
% \moduleauthor{name}{email}
\newcommand{\moduleauthor}[2]{}
% \sectionauthor{name}{email}
\newcommand{\sectionauthor}[2]{}
\newcommand{\py@defsynopsis}{Module has no synopsis.}
\newcommand{\py@modulesynopsis}{\py@defsynopsis}
\newcommand{\modulesynopsis}[1]{
\renewcommand{\py@modulesynopsis}{#1}
}
% define the file
\newwrite\py@ModSynopsisFile
% hacked from \addtocontents from latex.ltx:
\long\def\py@writeModSynopsisFile#1{%
\protected@write\py@ModSynopsisFile%
{\let\label\@gobble \let\index\@gobble \let\glossary\@gobble}%
{\string#1}%
}
\newcommand{\py@closeModSynopsisFile}{
\ifpy@ModSynopsisFileIsOpen
\closeout\py@ModSynopsisFile
\py@ModSynopsisFileIsOpenfalse
\fi
}
\newcommand{\py@openModSynopsisFile}{
\ifpy@ModSynopsisFileIsOpen\else
\openout\py@ModSynopsisFile=\py@ModSynopsisFilename
\py@ModSynopsisFileIsOpentrue
\fi
}
\newcommand{\py@ProcessModSynopsis}{
\ifpy@HaveModSynopsis
\py@writeModSynopsisFile{\modulesynopsis%
{\py@thismodulekey}{\py@thismodule}%
{\py@thismoduletype}{\py@modulesynopsis}}%
\py@HaveModSynopsisfalse
\fi
\renewcommand{\py@modulesynopsis}{\py@defsynopsis}
}
\AtEndDocument{\py@ProcessModSynopsis\py@closeModSynopsisFile}
\newcommand{\localmoduletable}{
\IfFileExists{\py@ModSynopsisFilename}{
\begin{synopsistable}
\input{\py@ModSynopsisFilename}
\end{synopsistable}
}{}
}
\@ifundefined{pdfoutput}{
\newcommand{\py@ModSynopsisSummary}[4]{\bfcode{#2} & #4\\}
}{
\newcommand{\py@ModSynopsisSummary}[4]{
{\pdfannotlink attr{/Border [0 0 0]} goto name{label-module-#1}
\py@LinkColor \bfcode{#2} \py@NormalColor
\pdfendlink}& #4\\}
}
\newenvironment{synopsistable}{
% key, name, type, synopsis
\let\modulesynopsis=\py@ModSynopsisSummary
\begin{tabular}{ll}
}{
\end{tabular}
}
%
% --------------------------------------------------------------------------
\newcommand{\py@thisclass}{}
\newcommand{\py@thismodule}{}
\newcommand{\py@thismodulekey}{}
\newcommand{\py@thismoduletype}{}
\newcommand{\py@reset}{
\py@ProcessModSynopsis
\renewcommand{\py@thisclass}{}
\renewcommand{\py@thismodule}{}
\renewcommand{\py@thismodulekey}{}
\renewcommand{\py@thismoduletype}{}
}
% Augment the sectioning commands used to get our own font family in place,
% and reset some internal data items:
\renewcommand{\section}{\py@reset%
\@startsection{section}{1}{\z@}%
{-3.5ex \@plus -1ex \@minus -.2ex}%
{2.3ex \@plus.2ex}%
{\reset@font\Large\py@HeaderFamily}}
\renewcommand{\subsection}{\@startsection{subsection}{2}{\z@}%
{-3.25ex\@plus -1ex \@minus -.2ex}%
{1.5ex \@plus .2ex}%
{\reset@font\large\py@HeaderFamily}}
\renewcommand{\subsubsection}{\@startsection{subsubsection}{3}{\z@}%
{-3.25ex\@plus -1ex \@minus -.2ex}%
{1.5ex \@plus .2ex}%
{\reset@font\normalsize\py@HeaderFamily}}
\renewcommand{\paragraph}{\@startsection{paragraph}{4}{\z@}%
{3.25ex \@plus1ex \@minus.2ex}%
{-1em}%
{\reset@font\normalsize\py@HeaderFamily}}
\renewcommand{\subparagraph}{\@startsection{subparagraph}{5}{\parindent}%
{3.25ex \@plus1ex \@minus .2ex}%
{-1em}%
{\reset@font\normalsize\py@HeaderFamily}}
% This gets the underscores closer to the right width; the only change
% from standard LaTeX is the width specified.
\DeclareTextCommandDefault{\textunderscore}{%
\leavevmode \kern.06em\vbox{\hrule\@width.55em}}
% Underscore hack (only act like subscript operator if in math mode)
%
% The following is due to Mark Wooding (the old version didn't work with
% Latex 2e.
\DeclareRobustCommand\hackscore{%
\ifmmode_\else\textunderscore\fi%
}
\begingroup
\catcode`\_\active
\def\next{%
\AtBeginDocument{\catcode`\_\active\def_{\hackscore{}}}%
}
\expandafter\endgroup\next
% Now for a lot of semantically-loaded environments that do a ton of magical
% things to get the right formatting and index entries for the stuff in
% Python modules and C API.
% {fulllineitems} is used in one place in libregex.tex, but is really for
% internal use in this file.
%
\newcommand{\py@itemnewline}[1]{%
\@tempdima\linewidth%
\advance\@tempdima \leftmargin\makebox[\@tempdima][l]{#1}%
}
\newenvironment{fulllineitems}{
\begin{list}{}{\labelwidth \leftmargin \labelsep 0pt
\rightmargin 0pt \topsep -\parskip \partopsep \parskip
\itemsep -\parsep
\let\makelabel=\py@itemnewline}
}{\end{list}}
% \optional is mostly for use in the arguments parameters to the various
% {*desc} environments defined below, but may be used elsewhere. Known to
% be used in the debugger chapter.
%
% Typical usage:
%
% \begin{funcdesc}{myfunc}{reqparm\optional{, optparm}}
% ^^^ ^^^
% No space here No space here
%
% When a function has multiple optional parameters, \optional should be
% nested, not chained. This is right:
%
% \begin{funcdesc}{myfunc}{\optional{parm1\optional{, parm2}}}
%
\newcommand{\optional}[1]{%
{\textnormal{\Large[}}{#1}\hspace{0.5mm}{\textnormal{\Large]}}}
% C functions ------------------------------------------------------------
% \begin{cfuncdesc}{type}{name}{arglist}
\newenvironment{cfuncdesc}[3]{
\begin{fulllineitems}
\item[\code{#1 \bfcode{#2}(\py@varvars{#3})}\index{#2@{\py@idxcode{#2()}}}]
}{\end{fulllineitems}}
% C variables ------------------------------------------------------------
% \begin{cvardesc}{type}{name}
\newenvironment{cvardesc}[2]{
\begin{fulllineitems}
\item[\code{#1 \bfcode{#2}}\index{#2@{\py@idxcode{#2}}}]
}{\end{fulllineitems}}
% C data types -----------------------------------------------------------
% \begin{ctypedesc}{typedef name}
\newenvironment{ctypedesc}[1]{
\begin{fulllineitems}
\item[\bfcode{#1}\ttindex{#1}]
}{\end{fulllineitems}}
% simple functions (not methods) -----------------------------------------
% \begin{funcdesc}{name}{args}
\newcommand{\funcline}[2]{\funclineni{#1}{#2}\ttindex{#1()}}
\newenvironment{funcdesc}[2]{
\begin{fulllineitems}
\funcline{#1}{#2}
}{\end{fulllineitems}}
% similar to {funcdesc}, but doesn't add to the index
\newcommand{\funclineni}[2]{\item[\code{\bfcode{#1}(\py@varvars{#2})}]}
\newenvironment{funcdescni}[2]{
\begin{fulllineitems}
\funclineni{#1}{#2}
}{\end{fulllineitems}}
% classes ----------------------------------------------------------------
% \begin{classdesc}{name}{constructor args}
\newenvironment{classdesc}[2]{
% Using \renewcommand doesn't work for this, for unknown reasons:
\global\def\py@thisclass{#1}
\begin{fulllineitems}
\item[\code{\bfcode{#1}(\py@varvars{#2})}%
\withsubitem{(class in \py@thismodule)}{\ttindex{#1}}]
}{\end{fulllineitems}}
\let\py@classbadkey=\@undefined
% object method ----------------------------------------------------------
% \begin{methoddesc}[classname]{methodname}{args}
\newcommand{\methodline}[3][\py@classbadkey]{
\methodlineni{#2}{#3}
\ifx#1\@undefined
\withsubitem{(\py@thisclass\ method)}{\ttindex{#2()}}
\else
\withsubitem{(#1 method)}{\ttindex{#2()}}
\fi
}
\newenvironment{methoddesc}[3][\py@classbadkey]{
\begin{fulllineitems}
\ifx#1\@undefined
\methodline{#2}{#3}
\else
\def\py@thisclass{#1}
\methodline[#1]{#2}{#3}
\fi
}{\end{fulllineitems}}
% similar to {methoddesc}, but doesn't add to the index
% (never actually uses the optional argument)
\newcommand{\methodlineni}[3][\py@classbadkey]{%
\item[\code{\bfcode{#2}(\py@varvars{#3})}]}
\newenvironment{methoddescni}[3][\py@classbadkey]{
\begin{fulllineitems}
\methodlineni{#2}{#3}
}{\end{fulllineitems}}
% object data attribute --------------------------------------------------
% \begin{memberdesc}[classname]{membername}
\newcommand{\memberline}[2][\py@classbadkey]{%
\ifx#1\@undefined
\memberlineni{#2}
\withsubitem{(\py@thisclass\ attribute)}{\ttindex{#2}}
\else
\memberlineni{#2}
\withsubitem{(#1 attribute)}{\ttindex{#2}}
\fi
}
\newenvironment{memberdesc}[2][\py@classbadkey]{
\begin{fulllineitems}
\ifx#1\@undefined
\memberline{#2}
\else
\def\py@thisclass{#1}
\memberline[#1]{#2}
\fi
}{\end{fulllineitems}}
% similar to {memberdesc}, but doesn't add to the index
% (never actually uses the optional argument)
\newcommand{\memberlineni}[2][\py@classbadkey]{\item[\bfcode{#2}]}
\newenvironment{memberdescni}[2][\py@classbadkey]{
\begin{fulllineitems}
\memberlineni{#2}
}{\end{fulllineitems}}
% For exceptions: --------------------------------------------------------
% \begin{excdesc}{name}
% -- need support for constructor; maybe use optional parameter?
\newenvironment{excdesc}[1]{
\begin{fulllineitems}
\item[\bfcode{#1}\ttindex{#1}]
}{\end{fulllineitems}}
% Module data or constants: ----------------------------------------------
% \begin{datadesc}{name}
\newcommand{\dataline}[1]{\datalineni{#1}\ttindex{#1}}
\newenvironment{datadesc}[1]{
\begin{fulllineitems}
\dataline{#1}
}{\end{fulllineitems}}
% similar to {datadesc}, but doesn't add to the index
\newcommand{\datalineni}[1]{\item[\bfcode{#1}]\nopagebreak}
\newenvironment{datadescni}[1]{
\begin{fulllineitems}
\datalineni{#1}
}{\end{fulllineitems}}
% bytecode instruction ---------------------------------------------------
% \begin{opcodedesc}{name}{var}
% -- {var} may be {}
\newenvironment{opcodedesc}[2]{
\begin{fulllineitems}
\item[\bfcode{#1}\quad\var{#2}]
}{\end{fulllineitems}}
\newcommand{\nodename}[1]{\label{#1}}
% For these commands, use \command{} to get the typography right, not
% {\command}. This works better with the texinfo translation.
\newcommand{\ABC}{{\sc abc}}
\newcommand{\UNIX}{{\sc Unix}}
\newcommand{\POSIX}{POSIX}
\newcommand{\ASCII}{{\sc ascii}}
\newcommand{\Cpp}{C\protect\raisebox{.18ex}{++}}
\newcommand{\C}{C}
\newcommand{\EOF}{{\sc eof}}
\newcommand{\NULL}{\constant{NULL}}
% Also for consistency: spell Python "Python", not "python"!
% code is the most difficult one...
\newcommand{\code}[1]{{\@vobeyspaces\@noligs\def\{{\char`\{}\def\}{\char`\}}\def\~{\char`\~}\def\^{\char`\^}\def\e{\char`\\}\def\${\char`\$}\def\#{\char`\#}\def\&{\char`\&}\def\%{\char`\%}%
\texttt{#1}}}
\newcommand{\bfcode}[1]{\code{\bfseries#1}} % bold-faced code font
\newcommand{\kbd}[1]{\code{#1}}
\newcommand{\samp}[1]{`\code{#1}'}
% This weird definition of \var{} allows it to always appear in roman
% italics, and won't get funky in code fragments when we play around
% with fonts. This also works directly in math mode.
\newcommand{\var}[1]{%
\ifmmode%
\hbox{\normalsize\textrm{\textit{#1\/}}}%
\else%
\normalsize\textrm{\textit{#1\/}}%
\fi%
}
\renewcommand{\emph}[1]{{\em #1}}
\newcommand{\dfn}[1]{\emph{#1}}
\newcommand{\strong}[1]{{\bf #1}}
% let's experiment with a new font:
\newcommand{\file}[1]{`{\small\textsf{#1}}'}
% Use this def/redef approach for \url{} since hyperref defined this already,
% but only if we actually used hyperref:
\@ifundefined{pdfannotlink}{
\newcommand{\py@url}[1]{\mbox{\small\textsf{#1}}}
}{
\newcommand{\py@url}[1]{{%
\pdfannotlink attr{/Border [0 0 0]} user{/S /URI /URI (#1)}%
\py@LinkColor% color of the link text
\mbox{\small\textsf{#1}}%
\py@NormalColor% Turn it back off; these are declarative
\pdfendlink}% and don't appear bound to the current
}% formatting "box".
}
\let\url=\py@url
\newcommand{\email}[1]{{\small\textsf{#1}}}
\newcommand{\newsgroup}[1]{{\small\textsf{#1}}}
\newcommand{\py@varvars}[1]{{\def\,{\/{\char`\,}}\var{#1}}}
% let's see if this breaks anything now; we may be able to simplify...
\renewcommand{\py@varvars}[1]{\var{#1}}
% I'd really like to get rid of this!
\newif\iftexi\texifalse
% This is used to get l2h to put the copyright and abstract on
% a separate HTML page.
\newif\ifhtml\htmlfalse
% These should be used for all references to identifiers which are
% used to refer to instances of specific language constructs. See the
% names for specific semantic assignments.
%
% For now, don't do anything really fancy with them; just use them as
% logical markup. This might change in the future.
%
\newcommand{\module}[1]{\texttt{#1}}
\newcommand{\keyword}[1]{\texttt{#1}}
\newcommand{\exception}[1]{\texttt{#1}}
\newcommand{\class}[1]{\texttt{#1}}
\newcommand{\function}[1]{\texttt{#1}}
\newcommand{\member}[1]{\texttt{#1}}
\newcommand{\method}[1]{\texttt{#1}}
\newcommand{\pytype}[1]{#1} % built-in Python type
\newcommand{\cfunction}[1]{\texttt{#1}}
\newcommand{\ctype}[1]{\texttt{#1}} % C struct or typedef name
\newcommand{\cdata}[1]{\texttt{#1}} % C variable, typically global
\newcommand{\mimetype}[1]{{\small\textsf{#1}}}
% The \! is a "negative thin space" in math mode.
\newcommand{\regexp}[1]{%
{\tiny$^{^\lceil}\!\!$%
{\normalsize\code{#1}}%
$\!\rfloor\!$%
}}
\newcommand{\envvar}[1]{%
\$#1% $ <-- bow to font-lock 3 times!
\index{#1@{\$#1}}% $
\index{environment variables!{\$#1}}% $
}
\newcommand{\makevar}[1]{#1} % variable in a Makefile
\newcommand{\character}[1]{\samp{#1}}
% constants defined in Python modules or C headers, not language constants:
\newcommand{\constant}[1]{\code{#1}} % manifest constant, not syntactic
\newcommand{\manpage}[2]{{\emph{#1}(#2)}}
\newcommand{\rfc}[1]{RFC #1\index{RFC!RFC #1}}
\newcommand{\program}[1]{\strong{#1}}
% Deprecation stuff.
% Should be extended to allow an index / list of deprecated stuff. But
% there's a lot of stuff that needs to be done to make that automatable.
%
% First parameter is the release number that deprecates the feature, the
% second is the action the should be taken by users of the feature.
%
% Example:
% \deprecated{1.5.1}{Use \method{frobnicate()} instead.}
%
\newcommand{\deprecated}[2]{%
\strong{Deprecated since release #1.} #2\par}
% New stuff.
% This should be used to mark things which have been added to the
% development tree but that aren't in the release, but are documented.
% This allows release of documentation that already includes updated
% descriptions.
%
% Example:
% \versionadded{1.5.2}
%
\newcommand{\versionadded}[1]{%
\strong{New in version #1.}\par}
\newcommand{\versionchanged}[1]{%
\strong{Changed in version #1.}\par}
% Tables.
%
\newenvironment{tableii}[4]{%
\begin{center}%
\def\lineii##1##2{\csname#2\endcsname{##1}&##2\\}%
\begin{tabular}{#1}\strong{#3}&\strong{#4} \\ \hline%
}{%
\end{tabular}%
\end{center}%
}
\newenvironment{tableiii}[5]{%
\begin{center}%
\def\lineiii##1##2##3{\csname#2\endcsname{##1}&##2&##3\\}%
\begin{tabular}{#1}\strong{#3}&\strong{#4}&\strong{#5} \\ \hline%
}{%
\end{tabular}%
\end{center}%
}
\newenvironment{tableiv}[6]{%
\begin{center}%
\def\lineiv##1##2##3##4{\csname#2\endcsname{##1}&##2&##3&##4\\}%
\begin{tabular}{#1}\strong{#3}&\strong{#4}&\strong{#5}&\strong{#6} \\%
\hline%
}{%
\end{tabular}%
\end{center}%
}
% Cross-referencing (AMK, new impl. FLD)
% Sample usage:
% \begin{seealso}
% \seemodule{rand}{Uniform random number generator}; % Module xref
% \seetext{\emph{Encyclopedia Britannica}}. % Ref to a book
%
% % A funky case: module name contains '_'; have to supply an optional key
% \seemodule[copyreg]{copy_reg}{pickle interface constructor registration}
%
% \end{seealso}
\@ifundefined{pdfannotlink}{%
\newcommand{\py@seemodule}[3][\py@modulebadkey]{%
\ifx\py@modulebadkey#1\def\py@modulekey{#2}\else\def\py@modulekey{#1}\fi%
\ref{module-\py@modulekey}:\quad %
Module \module{#2}%
\quad (#3)%
}
}{\newcommand{\py@seemodule}[3][\py@modulebadkey]{%
\ifx\py@modulebadkey#1\def\py@modulekey{#2}\else\def\py@modulekey{#1}\fi%
\ref{module-\py@modulekey}:\quad %
{\pdfannotlink attr{/Border [0 0 0]} goto name{label-module-\py@modulekey}%
\py@LinkColor Module \module{#2} \py@NormalColor%
\pdfendlink%
}%
\quad (#3)%
}
}
\newenvironment{seealso}[0]{
\strong{See Also:}\par
\def\seetext##1{\par{##1}}
\let\seemodule=\py@seemodule
}{\par}
% Allow the Python release number to be specified independently of the
% \date{}. This allows the date to reflect the document's date and
% release to specify the Python release that is documented.
%
\newcommand{\py@release}{}
\newcommand{\version}{}
\newcommand{\releasename}{Release}
\newcommand{\release}[1]{%
\renewcommand{\py@release}{\releasename\space\version}%
\renewcommand{\version}{#1}}
% Allow specification of the author's address separately from the
% author's name. This can be used to format them differently, which
% is a good thing.
%
\newcommand{\py@authoraddress}{}
\newcommand{\authoraddress}[1]{\renewcommand{\py@authoraddress}{#1}}
\let\developersaddress=\authoraddress
\let\developer=\author
\let\developers=\author
% This sets up the fancy chapter headings that make the documents look
% at least a little better than the usual LaTeX output.
%
\@ifundefined{ChTitleVar}{}{
\ChNameVar{\raggedleft\normalsize\py@HeaderFamily}
\ChNumVar{\raggedleft \bfseries\Large\py@HeaderFamily}
\ChTitleVar{\raggedleft \rm\Huge\py@HeaderFamily}
% This creates chapter heads without the leading \vspace*{}:
\def\@makechapterhead#1{%
{\parindent \z@ \raggedright \normalfont
\ifnum \c@secnumdepth >\m@ne
\DOCH
\fi
\interlinepenalty\@M
\DOTI{#1}
}
}
}
% Definition lists; requested by AMK for HOWTO documents. Probably useful
% elsewhere as well, so keep in in the general style support.
%
\newenvironment{definitions}{%
\begin{description}%
\def\term##1{\item[##1]\mbox{}\\*[0mm]}
}{%
\end{description}%
}
% Tell TeX about pathological hyphenation cases:
\hyphenation{Base-HTTP-Re-quest-Hand-ler}