%
% python.sty for the Python docummentation [works only with Latex2e]
%
\NeedsTeXFormat{LaTeX2e}[1995/12/01]
\ProvidesPackage{python}
[1998/01/11 LaTeX package (Python markup)]
\RequirePackage{longtable}
\RequirePackage{underscore}
% Uncomment these two lines to ignore the paper size and make the page
% size more like a typical published manual.
%\renewcommand{\paperheight}{9in}
%\renewcommand{\paperwidth}{8.5in} % typical squarish manual
%\renewcommand{\paperwidth}{7in} % O'Reilly ``Programmming Python''
% 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}
% If we ever want to indent paragraphs, this needs to be changed.
% This is used inside the macros defined here instead of coding
% \noindent directly.
\let\py@parindent=\noindent
% 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
\newif\ifpdf\pdffalse
\ifx\pdfoutput\undefined\else\ifcase\pdfoutput
\else
\pdftrue
\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
%
% Backward compatibility hack: pdfTeX 0.13 defined \pdfannotlink,
% but it changed to \pdfstartlink in 0.14. This let's us use either
% version and still get useful behavior.
%
\@ifundefined{pdfstartlink}{
\let\pdfstartlink=\pdfannotlink
}{}
%
% The \py@parindent here is a hack -- we're forcing pdfTeX into
% horizontal mode since \pdfstartlink requires that.
\def\py@pdfstartlink{%
\ifvmode\py@parindent\fi%
\pdfstartlink%
}
%
% Macro that takes two args: the name to link to and the content of
% the link. This takes care of the PDF magic, getting the colors
% the same for each link, and avoids having lots of garbage all over
% this style file.
\newcommand{\py@linkToName}[2]{%
\py@pdfstartlink attr{/Border [0 0 0]} goto name{#1}%
\py@LinkColor#2\py@NormalColor%
\pdfendlink%
}
% 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}{\py@linkToName{page\my@pageno}{#2}}{#3}%
}
\AtEndDocument{
\def\_{\string_}
\InputIfFileExists{\jobname.bkm}{\pdfcatalog{/PageMode /UseOutlines}}{}
}
\newcommand{\py@target}[1]{%
\ifpy@doing@page@targets%
{\pdfdest name{#1} xyz}%
\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
\textheight \paperheight
\advance\textheight by -2in
\oddsidemargin 0pt
\evensidemargin 0pt
%\evensidemargin -.25in % for ``manual size'' documents
\marginparwidth 0.5in
\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
% Use this to set the font family for headers and other decor:
\newcommand{\py@HeaderFamily}{\sffamily}
% Set up abstract ways to get the normal and smaller font sizes that
% work even in footnote context.
\newif\ifpy@infootnote \py@infootnotefalse
\let\py@oldmakefntext\@makefntext
\def\@makefntext#1{%
\bgroup%
\py@infootnotetrue
\py@oldmakefntext{#1}%
\egroup%
}
\def\py@defaultsize{%
\ifpy@infootnote\footnotesize\else\normalsize\fi%
}
\def\py@smallsize{%
\ifpy@infootnote\scriptsize\else\small\fi%
}
% 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.
\let\py@OldVerbatim=\verbatim
\let\py@OldEndVerbatim=\endverbatim
\RequirePackage{verbatim}
\let\py@OldVerbatimInput=\verbatiminput
% Variable used by begin code command
\newlength{\py@codewidth}
\renewcommand{\verbatim}{%
\setlength{\parindent}{1cm}%
% Calculate the text width for the minipage:
\setlength{\py@codewidth}{\linewidth}%
\addtolength{\py@codewidth}{-\parindent}%
%
\par\indent%
\begin{minipage}[t]{\py@codewidth}%
\small%
\py@OldVerbatim%
}
\renewcommand{\endverbatim}{%
\py@OldEndVerbatim%
\end{minipage}%
}
\renewcommand{\verbatiminput}[1]{%
{\setlength{\parindent}{1cm}%
% Calculate the text width for the minipage:
\setlength{\py@codewidth}{\linewidth}%
\addtolength{\py@codewidth}{-\parindent}%
%
\small%
\begin{list}{}{\setlength{\leftmargin}{1cm}}
\item%
\py@OldVerbatimInput{#1}%
\end{list}
}%
}
% This does a similar thing for the {alltt} environment:
\RequirePackage{alltt}
\let\py@OldAllTT=\alltt
\let\py@OldEndAllTT=\endalltt
\renewcommand{\alltt}{%
\setlength{\parindent}{1cm}%
% Calculate the text width for the minipage:
\setlength{\py@codewidth}{\linewidth}%
\addtolength{\py@codewidth}{-\parindent}%
\let\e=\textbackslash%
%
\par\indent%
\begin{minipage}[t]{\py@codewidth}%
\small%
\py@OldAllTT%
}
\renewcommand{\endalltt}{%
\py@OldEndAllTT%
\end{minipage}%
}
\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]{%
\index{#1@{\py@idxcode{#1()}} (built-in function)}}
% 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 }}
% Refer to a module's documentation using a hyperlink of the module's
% name, at least if we're building PDF:
\ifpdf
\newcommand{\refmodule}[2][\py@modulebadkey]{%
\ifx\py@modulebadkey#1\def\py@modulekey{#2}\else\def\py@modulekey{#1}\fi%
\py@linkToName{label-module-\py@modulekey}{\module{#2}}%
}
\else
\newcommand{\refmodule}[2][\py@modulebadkey]{\module{#2}}
\fi
% 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%
\@ifundefined{py@modplat@\py@thismodulekey}{
\write\modindexfile{\protect\indexentry{#1@{\texttt{#1}}}{\thepage}}%
}{\write\modindexfile{\protect\indexentry{#1@{\texttt{#1} %
\emph{(\py@platformof[\py@thismodulekey]{})}}}{\thepage}}%
}
\fi%
}
% *** XXX *** THE NEXT FOUR MACROS ARE NOW OBSOLETE !!! ***
% built-in & Python modules in the main distribution
\newcommand{\bimodindex}[1]{\py@modindex{#1}{built-in }%
\typeout{*** MACRO bimodindex IS OBSOLETE -- USE declaremodule INSTEAD!}}
\newcommand{\stmodindex}[1]{\py@modindex{#1}{standard }%
\typeout{*** MACRO stmodindex IS OBSOLETE -- USE declaremodule INSTEAD!}}
% Python & extension modules outside the main distribution
\newcommand{\modindex}[1]{\py@modindex{#1}{}%
\typeout{*** MACRO modindex IS OBSOLETE -- USE declaremodule INSTEAD!}}
\newcommand{\exmodindex}[1]{\py@modindex{#1}{extension }%
\typeout{*** MACRO exmodindex IS OBSOLETE -- USE declaremodule INSTEAD!}}
% Additional string for an index entry
\newif\ifpy@usingsubitem\py@usingsubitemfalse
\newcommand{\py@indexsubitem}{}
\newcommand{\setindexsubitem}[1]{\renewcommand{\py@indexsubitem}{ #1}%
\py@usingsubitemtrue}
\newcommand{\ttindex}[1]{%
\ifpy@usingsubitem
\index{#1@{\py@idxcode{#1}}\py@indexsubitem}%
\else%
\index{#1@{\py@idxcode{#1}}}%
\fi%
}
\newcommand{\withsubitem}[2]{%
\begingroup%
\def\ttindex##1{\index{##1@{\py@idxcode{##1}} #1}}%
#2%
\endgroup%
}
% Module synopsis processing -----------------------------------------------
%
\newcommand{\py@thisclass}{}
\newcommand{\py@thismodule}{}
\newcommand{\py@thismodulekey}{}
\newcommand{\py@thismoduletype}{}
\newcommand{\py@standardIndexModule}[1]{\py@modindex{#1}{standard }}
\newcommand{\py@builtinIndexModule}[1]{\py@modindex{#1}{built-in }}
\newcommand{\py@extensionIndexModule}[1]{\py@modindex{#1}{extension }}
\newcommand{\py@IndexModule}[1]{\py@modindex{#1}{}}
\newif\ifpy@HaveModSynopsis \py@HaveModSynopsisfalse
\newif\ifpy@ModSynopsisFileIsOpen \py@ModSynopsisFileIsOpenfalse
\newif\ifpy@HaveModPlatform \py@HaveModPlatformfalse
% \declaremodule[key]{type}{name}
\newcommand{\declaremodule}[3][\py@modulebadkey]{
\py@openModSynopsisFile
\renewcommand{\py@thismoduletype}{#2}
\ifx\py@modulebadkey#1
\renewcommand{\py@thismodulekey}{#3}
\else
\renewcommand{\py@thismodulekey}{#1}
\fi
\@ifundefined{py@#2IndexModule}{%
\typeout{*** MACRO declaremodule called with unknown module type: `#2'}
\py@IndexModule{#3}%
}{%
\csname py@#2IndexModule\endcsname{#3}%
}
\label{module-\py@thismodulekey}
}
\newif\ifpy@ModPlatformFileIsOpen \py@ModPlatformFileIsOpenfalse
\newcommand{\py@ModPlatformFilename}{\jobname.pla}
\newcommand{\platform}[1]{
\ifpy@ModPlatformFileIsOpen\else
\newwrite\py@ModPlatformFile
\openout\py@ModPlatformFile=\py@ModPlatformFilename
\py@ModPlatformFileIsOpentrue
\fi
}
\InputIfFileExists{\jobname.pla}{}{}
\newcommand{\py@platformof}[2][\py@modulebadkey]{%
\ifx\py@modulebadkey#1 \def\py@key{#2}%
\else \def\py@key{#1}%
\fi%
\csname py@modplat@\py@key\endcsname%
}
\newcommand{\ignorePlatformAnnotation}[1]{}
% \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]{
\py@HaveModSynopsistrue
\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}
\long\def\py@writeModPlatformFile#1{%
\protected@write\py@ModPlatformFile%
{\let\label\@gobble \let\index\@gobble \let\glossary\@gobble}%
{\string#1}%
}
\newcommand{\localmoduletable}{
\IfFileExists{\py@ModSynopsisFilename}{
\begin{synopsistable}
\input{\py@ModSynopsisFilename}
\end{synopsistable}
}{}
}
\ifpdf
\newcommand{\py@ModSynopsisSummary}[4]{%
\py@linkToName{label-module-#1}{\bfcode{#2}} & #4\\
}
\else
\newcommand{\py@ModSynopsisSummary}[4]{\bfcode{#2} & #4\\}
\fi
\newenvironment{synopsistable}{
% key, name, type, synopsis
\let\modulesynopsis=\py@ModSynopsisSummary
\begin{tabular}{ll}
}{
\end{tabular}
}
%
% --------------------------------------------------------------------------
\newcommand{\py@reset}{
\py@usingsubitemfalse
\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}}
% 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}}}
%
\let\py@badkey=\@undefined
\newcommand{\optional}[1]{%
{\textnormal{\Large[}}{#1}\hspace{0.5mm}{\textnormal{\Large]}}}
% This can be used when a function or method accepts an varying number
% of arguments, such as by using the *args syntax in the parameter list.
\newcommand{\py@moreargs}{...}
% This can be used when you don't want to document the parameters to a
% function or method, but simply state that it's an alias for
% something else.
\newcommand{\py@unspecified}{...}
\newlength{\py@argswidth}
\newcommand{\py@sigparams}[1]{%
\parbox[t]{\py@argswidth}{\py@varvars{#1}\code{)}}}
\newcommand{\py@sigline}[2]{%
\settowidth{\py@argswidth}{#1\code{(}}%
\addtolength{\py@argswidth}{-2\py@argswidth}%
\addtolength{\py@argswidth}{\textwidth}%
\item[#1\code{(}\py@sigparams{#2}]}
% C functions ------------------------------------------------------------
% \begin{cfuncdesc}[refcount]{type}{name}{arglist}
% Note that the [refcount] slot should only be filled in by
% tools/anno-api.py; it pulls the value from the refcounts database.
\newcommand{\cfuncline}[3]{
\py@sigline{\code{#1 \bfcode{#2}}}{#3}%
\index{#2@{\py@idxcode{#2()}}}
}
\newenvironment{cfuncdesc}[4][\py@badkey]{
\begin{fulllineitems}
\cfuncline{#2}{#3}{#4}
\ifx#1\@undefined\else%
\emph{Return value: \textbf{#1}.}\\
\fi
}{\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}[index name]{typedef name}
\newenvironment{ctypedesc}[2][\py@badkey]{
\begin{fulllineitems}
\item[\bfcode{#2}%
\ifx#1\@undefined%
\index{#2@{\py@idxcode{#2}} (C type)}
\else%
\index{#2@{\py@idxcode{#1}} (C type)}
\fi]
}{\end{fulllineitems}}
% C type fields ----------------------------------------------------------
% \begin{cmemberdesc}{container type}{ctype}{membername}
\newcommand{\cmemberline}[3]{
\item[\code{#2 \bfcode{#3}}]
\index{#3@{\py@idxcode{#3}} (#1 member)}
}
\newenvironment{cmemberdesc}[3]{
\begin{fulllineitems}
\cmemberline{#1}{#2}{#3}
}{\end{fulllineitems}}
% Funky macros -----------------------------------------------------------
% \begin{csimplemacrodesc}{name}
% -- "simple" because it has no args; NOT for constant definitions!
\newenvironment{csimplemacrodesc}[1]{
\begin{fulllineitems}
\item[\bfcode{#1}\index{#1@{\py@idxcode{#1}} (macro)}]
}{\end{fulllineitems}}
% simple functions (not methods) -----------------------------------------
% \begin{funcdesc}{name}{args}
\newcommand{\funcline}[2]{%
\funclineni{#1}{#2}%
\index{#1@{\py@idxcode{#1()}} (in module \py@thismodule)}}
\newenvironment{funcdesc}[2]{
\begin{fulllineitems}
\funcline{#1}{#2}
}{\end{fulllineitems}}
% similar to {funcdesc}, but doesn't add to the index
\newcommand{\funclineni}[2]{%
\py@sigline{\bfcode{#1}}{#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}
\py@sigline{\strong{class }\bfcode{#1}}{#2}%
\index{#1@{\py@idxcode{#1}} (class in \py@thismodule)}
}{\end{fulllineitems}}
% \begin{classdesc*}{name}
\newenvironment{classdesc*}[1]{
% Using \renewcommand doesn't work for this, for unknown reasons:
\global\def\py@thisclass{#1}
\begin{fulllineitems}
\item[\strong{class }\code{\bfcode{#1}}%
\index{#1@{\py@idxcode{#1}} (class in \py@thismodule)}]
}{\end{fulllineitems}}
% \begin{excclassdesc}{name}{constructor args}
% but indexes as an exception
\newenvironment{excclassdesc}[2]{
% Using \renewcommand doesn't work for this, for unknown reasons:
\global\def\py@thisclass{#1}
\begin{fulllineitems}
\py@sigline{\strong{exception }\bfcode{#1}}{#2}%
\index{#1@{\py@idxcode{#1}} (exception in \py@thismodule)}
}{\end{fulllineitems}}
% There is no corresponding {excclassdesc*} environment. To describe
% a class exception without parameters, use the {excdesc} environment.
\let\py@classbadkey=\@undefined
% object method ----------------------------------------------------------
% \begin{methoddesc}[classname]{methodname}{args}
\newcommand{\methodline}[3][\@undefined]{
\methodlineni{#2}{#3}
\ifx#1\@undefined
\index{#2@{\py@idxcode{#2()}} (\py@thisclass\ method)}
\else
\index{#2@{\py@idxcode{#2()}} (#1 method)}
\fi
}
\newenvironment{methoddesc}[3][\@undefined]{
\begin{fulllineitems}
\ifx#1\@undefined
\methodline{#2}{#3}
\else
\def\py@thisclass{#1}
\methodline{#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]{%
\py@sigline{\bfcode{#2}}{#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}
\index{#2@{\py@idxcode{#2}} (\py@thisclass\ attribute)}
\else
\memberlineni{#2}
\index{#2@{\py@idxcode{#2}} (#1 attribute)}
\fi
}
\newenvironment{memberdesc}[2][\py@classbadkey]{
\begin{fulllineitems}
\ifx#1\@undefined
\memberline{#2}
\else
\def\py@thisclass{#1}
\memberline{#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}
% -- for constructor information, use excclassdesc instead
\newenvironment{excdesc}[1]{
\begin{fulllineitems}
\item[\strong{exception }\bfcode{#1}%
\index{#1@{\py@idxcode{#1}} (exception in \py@thismodule)}]
}{\end{fulllineitems}}
% Module data or constants: ----------------------------------------------
% \begin{datadesc}{name}
\newcommand{\dataline}[1]{%
\datalineni{#1}\index{#1@{\py@idxcode{#1}} (data in \py@thismodule)}}
\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}}
\newcommand{\infinity}{\ensuremath{\infty}}
\newcommand{\plusminus}{\ensuremath{\pm}}
% \guilabel{Start}
\newcommand{\guilabel}[1]{\textsf{#1}}
% \menuselection{Start \sub Programs \sub Python}
\newcommand{\menuselection}[1]{\guilabel{{\def\sub{ \ensuremath{>} }#1}}}
% Also for consistency: spell Python "Python", not "python"!
% code is the most difficult one...
\newcommand{\code}[1]{\textrm{\@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{\csimplemacro}[1]{\code{#1}}
\newcommand{\kbd}[1]{\code{#1}}
\newcommand{\samp}[1]{`\code{#1}'}
\newcommand{\var}[1]{%
\ifmmode%
\hbox{\py@defaultsize\textrm{\textit{#1\/}}}%
\else%
\py@defaultsize\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]{`\filenq{#1}'}
\newcommand{\filenq}[1]{{\py@smallsize\textsf{\let\e=\textbackslash#1}}}
% Use this def/redef approach for \url{} since hyperref defined this already,
% but only if we actually used hyperref:
\ifpdf
\newcommand{\url}[1]{{%
\py@pdfstartlink%
attr{ /Border [0 0 0] }%
user{%
/Subtype/Link%
/A<<%
/Type/Action%
/S/URI%
/URI(#1)%
>>%
}%
\py@LinkColor% color of the link text
\py@smallsize\sf #1%
\py@NormalColor% Turn it back off; these are declarative
\pdfendlink}% and don't appear bound to the current
}% formatting "box".
\else
\newcommand{\url}[1]{\mbox{\py@smallsize\textsf{#1}}}
\fi
\newcommand{\email}[1]{{\py@smallsize\textsf{#1}}}
\newcommand{\newsgroup}[1]{{\py@smallsize\textsf{#1}}}
\newcommand{\py@varvars}[1]{{%
{\let\unspecified=\py@unspecified%
\let\moreargs=\py@moreargs%
\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{\mailheader}[1]{{\py@smallsize\textsf{#1:}}}
\newcommand{\mimetype}[1]{{\py@smallsize\textsf{#1}}}
% The \! is a "negative thin space" in math mode.
\newcommand{\regexp}[1]{%
{\tiny$^{^\lceil}\!\!$%
{\py@defaultsize\code{#1}}%
$\!\rfloor\!$%
}}
\newcommand{\envvar}[1]{%
#1%
\index{#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{\pep}[1]{PEP #1\index{Python Enhancement Proposals!PEP #1}}
\newcommand{\rfc}[1]{RFC #1\index{RFC!RFC #1}}
\newcommand{\program}[1]{\strong{#1}}
\newcommand{\programopt}[1]{\strong{#1}}
% Note that \longprogramopt provides the '--'!
\newcommand{\longprogramopt}[1]{\strong{-{}-#1}}
% \ulink{link text}{URL}
\ifpdf
\newcommand{\ulink}[2]{{%
% For PDF, we *should* only generate a link when the URL is absolute.
\py@pdfstartlink%
attr{ /Border [0 0 0] }%
user{%
/Subtype/Link%
/A<<%
/Type/Action%
/S/URI%
/URI(#2)%
>>%
}%
\py@LinkColor% color of the link text
#1%
\py@NormalColor% Turn it back off; these are declarative
\pdfendlink}% and don't appear bound to the current
}% formatting "box".
\else
\newcommand{\ulink}[2]{#1}
\fi
% cited titles: \citetitle{Title of Work}
% online: \citetitle[url-to-resource]{Title of Work}
\ifpdf
\newcommand{\citetitle}[2][\py@modulebadkey]{%
\ifx\py@modulebadkey#1\emph{#2}\else\ulink{\emph{#2}}{#1}\fi%
}
\else
\newcommand{\citetitle}[2][URL]{\emph{#2}}
\fi
% This version is being checked in for the historical record; it shows
% how I've managed to get some aspects of this to work. It will not
% be used in practice, so a subsequent revision will change things
% again. This version has problems, but shows how to do something
% that proved more tedious than I'd expected, so I don't want to lose
% the example completely.
%
\newcommand{\grammartoken}[1]{\texttt{#1}}
\newenvironment{productionlist}[1][\py@badkey]{
\def\optional##1{{\Large[}##1{\Large]}}
\def\production##1##2{\code{##1}&::=&\code{##2}\\}
\def\productioncont##1{& &\code{##1}\\}
\def\token##1{##1}
\let\grammartoken=\token
\parindent=2em
\indent
\begin{tabular}{lcl}
}{%
\end{tabular}
}
\newlength{\py@noticelength}
\newcommand{\py@heavybox}{
\setlength{\fboxrule}{2pt}
\setlength{\fboxsep}{7pt}
\setlength{\py@noticelength}{\linewidth}
\addtolength{\py@noticelength}{-2\fboxsep}
\addtolength{\py@noticelength}{-2\fboxrule}
\setlength{\shadowsize}{3pt}
\Sbox
\minipage{\py@noticelength}
}
\newcommand{\py@endheavybox}{
\endminipage
\endSbox
\fbox{\TheSbox}
}
% a 'note' is as plain as it gets:
\newcommand{\py@noticelabel@note}{Note:}
\newcommand{\py@noticestart@note}{}
\newcommand{\py@noticeend@note}{}
% a 'warning' gets more visible distinction:
\newcommand{\py@noticelabel@warning}{Warning:}
\newcommand{\py@noticestart@warning}{\py@heavybox}
\newcommand{\py@noticeend@warning}{\py@endheavybox}
\newenvironment{notice}[1][note]{
\def\py@noticetype{#1}
\csname py@noticestart@#1\endcsname
\par\strong{\csname py@noticelabel@#1\endcsname}
}{\csname py@noticeend@\py@noticetype\endcsname}
\newcommand{\note}[1]{\strong{\py@noticelabel@note} #1}
\newcommand{\warning}[1]{\strong{\py@noticelabel@warning} #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. Place at end of descriptor environment.
%
% Example:
% \versionadded{1.5.2}
% \versionchanged[short explanation]{2.0}
%
\newcommand{\versionadded}[2][\py@badkey]{%
\ifx#1\@undefined%
{ New in version #2. }%
\else%
{ New in version #2:\ #1. }%
\fi%
}
\newcommand{\versionchanged}[2][\py@badkey]{%
\ifx#1\@undefined%
{ Changed in version #2. }%
\else%
{ Changed in version #2:\ #1. }%
\fi%
}
% 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{longtableii}[4]{%
\begin{center}%
\def\lineii##1##2{\csname#2\endcsname{##1}&##2\\}%
\begin{longtable}[c]{#1}\strong{#3}&\strong{#4} \\* \hline\endhead%
}{%
\end{longtable}%
\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{longtableiii}[5]{%
\begin{center}%
\def\lineiii##1##2##3{\csname#2\endcsname{##1}&##2&##3\\}%
\begin{longtable}[c]{#1}\strong{#3}&\strong{#4}&\strong{#5} \\%
\hline\endhead%
}{%
\end{longtable}%
\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}%
}
\newenvironment{longtableiv}[6]{%
\begin{center}%
\def\lineiv##1##2##3##4{\csname#2\endcsname{##1}&##2&##3&##4\\}%
\begin{longtable}[c]{#1}\strong{#3}&\strong{#4}&\strong{#5}&\strong{#6}%
\\%
\hline\endhead%
}{%
\end{longtable}%
\end{center}%
}
\newenvironment{tablev}[7]{%
\begin{center}%
\def\linev##1##2##3##4##5{\csname#2\endcsname{##1}&##2&##3&##4&##5\\}%
\begin{tabular}{#1}\strong{#3}&\strong{#4}&\strong{#5}&\strong{#6}&\strong{#7} \\%
\hline%
}{%
\end{tabular}%
\end{center}%
}
\newenvironment{longtablev}[7]{%
\begin{center}%
\def\linev##1##2##3##4##5{\csname#2\endcsname{##1}&##2&##3&##4&##5\\}%
\begin{longtable}[c]{#1}\strong{#3}&\strong{#4}&\strong{#5}&\strong{#6}&\strong{#7}%
\\%
\hline\endhead%
}{%
\end{longtable}%
\end{center}%
}
% XXX Don't think we can use this yet, though it cleans up some
% tedious markup. There's no equivalent for the HTML transform yet,
% and that needs to exist. I don't know how to write it.
%
% This should really have something that makes it easier to bind a
% table's ``Notes'' column and an associated tablenotes environment,
% and generates the right magic for getting the numbers right in the
% table.
%
% So this is quite incomplete.
%
\newcounter{py@tablenotescounter}
\newenvironment{tablenotes}{%
\noindent Notes:
\par
\setcounter{py@tablenotescounter}{0}
\begin{list}{(\arabic{py@tablenotescounter})}%
{\usecounter{py@tablenotescounter}}
}{\end{list}}
% 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}{Interface constructor registration for
% \module{pickle}.}
% \end{seealso}
%
% Note that the last parameter for \seemodule and \seetext should be complete
% sentences and be terminated with the proper punctuation.
\ifpdf
\newcommand{\py@seemodule}[3][\py@modulebadkey]{%
\par%
\ifx\py@modulebadkey#1\def\py@modulekey{#2}\else\def\py@modulekey{#1}\fi%
\begin{fulllineitems}
\item[\py@linkToName{label-module-\py@modulekey}{Module \module{#2}}
(section \ref{module-\py@modulekey}):]
#3
\end{fulllineitems}
}
\else
\newcommand{\py@seemodule}[3][\py@modulebadkey]{%
\par%
\ifx\py@modulebadkey#1\def\py@modulekey{#2}\else\def\py@modulekey{#1}\fi%
\begin{fulllineitems}
\item[Module \module{#2} (section \ref{module-\py@modulekey}):]
#3
\end{fulllineitems}
}
\fi
% \seelink{url}{link text}{why it's interesting}
\newcommand{\py@seelink}[3]{%
\par
\begin{fulllineitems}
\item[\ulink{#2}{#1}]
#3
\end{fulllineitems}
}
% \seetitle[url]{title}{why it's interesting}
\newcommand{\py@seetitle}[3][\py@modulebadkey]{%
\par
\begin{fulllineitems}
\item[\citetitle{#2}]
\ifx\py@modulebadkey#1\else
\item[{\small{(\url{#1})}}]
\fi
#3
\end{fulllineitems}
}
% \seepep{number}{title}{why it's interesting}
\newcommand{\py@seepep}[3]{%
\par%
\begin{fulllineitems}
\item[\pep{#1}, ``\emph{#2}'']
#3
\end{fulllineitems}
}
% \seerfc{number}{title}{why it's interesting}
\newcommand{\py@seerfc}[3]{%
\par%
\begin{fulllineitems}
\item[\rfc{#1}, ``\emph{#2}'']
#3
\end{fulllineitems}
}
% \seeurl{url}{why it's interesting}
\newcommand{\py@seeurl}[2]{%
\par%
\begin{fulllineitems}
\item[\url{#1}]
#2
\end{fulllineitems}
}
\newenvironment{seealso*}{
\par
\def\seetext##1{\par{##1}}
\let\seemodule=\py@seemodule
\let\seepep=\py@seepep
\let\seerfc=\py@seerfc
\let\seetitle=\py@seetitle
\let\seeurl=\py@seeurl
\let\seelink=\py@seelink
}{\par}
\newenvironment{seealso}{
\par
\strong{See Also:}
\par
\def\seetext##1{\par{##1}}
\let\seemodule=\py@seemodule
\let\seepep=\py@seepep
\let\seerfc=\py@seerfc
\let\seetitle=\py@seetitle
\let\seeurl=\py@seeurl
\let\seelink=\py@seelink
}{\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{\shortversion}{}
\newcommand{\releaseinfo}{}
\newcommand{\releasename}{Release}
\newcommand{\release}[1]{%
\renewcommand{\py@release}{\releasename\space\version}%
\renewcommand{\version}{#1}}
\newcommand{\setshortversion}[1]{%
\renewcommand{\shortversion}{#1}}
\newcommand{\setreleaseinfo}[1]{%
\renewcommand{\releaseinfo}{#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}
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