| % Style parameters and macros used by most documents here | 
 |  | 
 | \input{a4wide.sty} % Take this out if it doesn't exist or doesn't work | 
 |  | 
 | % This has to be tuned each time the repair person takes the printer apart: | 
 | \addtolength{\oddsidemargin}{-2.5mm} | 
 | \addtolength{\evensidemargin}{-2.5mm} | 
 |  | 
 | % Style parameters | 
 | \raggedbottom | 
 | \sloppy | 
 | \parindent =       0mm | 
 | \parskip =         2mm | 
 |  | 
 | % Variable used by begin code command | 
 | \newlength{\codewidth} | 
 |  | 
 | % Command to start a code block (follow this by \begin{verbatim}) | 
 | \newcommand{\bcode}{ | 
 | 	% Calculate the text width for the minipage: | 
 | 	\setlength{\codewidth}{\linewidth} | 
 | 	\addtolength{\codewidth}{-\parindent} | 
 | 	% | 
 | 	\par | 
 | 	\vspace{3mm} | 
 | 	\indent | 
 | 	\begin{minipage}[t]{\codewidth} | 
 | } | 
 |  | 
 | % Command to end a code block (precede this by \end{verbatim}) | 
 | \newcommand{\ecode}{ | 
 | 	\end{minipage} | 
 | 	\vspace{3mm} | 
 | 	\par | 
 | 	\noindent | 
 | } | 
 |  | 
 | % Underscores are not magic throughout the Python documentation. | 
 | % This still only gives the right effect in the tt font!!! | 
 | \def\_{\ifnum\fam=\ttfam \char'137\else{\tt\char'137}\fi} | 
 | \catcode`\_=12 | 
 | \catcode`\_=\active\def_{\ifnum\fam=\ttfam \char'137 \else{\tt\char'137}\fi} | 
 |  | 
 | % Define \itembreak: force the text after an item to start on a new line | 
 | \newcommand{\itembreak}{ | 
 | \mbox{} | 
 | \\*[0mm] | 
 | } | 
 |  | 
 | % 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{\stindex}[1]{\indexii{statement}{#1@{\tt#1}}} | 
 | \newcommand{\kwindex}[1]{\indexii{keyword}{#1@{\tt#1}}} | 
 | \newcommand{\opindex}[1]{\indexii{operator}{#1@{\tt#1}}} | 
 | \newcommand{\exindex}[1]{\indexii{exception}{#1@{\tt#1}}} | 
 | \newcommand{\obindex}[1]{\indexii{object}{#1}} | 
 | \newcommand{\bifuncindex}[1]{\index{#1@{\tt#1} (built-in function)}} | 
 |  | 
 | % Add an index entry for a module | 
 | \newcommand{\modindex}[2]{\index{#1@{\tt#1} (#2module)}} | 
 | \newcommand{\bimodindex}[1]{\modindex{#1}{built-in }} | 
 | \newcommand{\stmodindex}[1]{\modindex{#1}{standard }} | 
 |  | 
 | % Additional string for an index entry | 
 | \newcommand{\indexsubitem}{} | 
 | \newcommand{\ttindex}[1]{\index{#1@{\tt#1} \indexsubitem}} | 
 |  | 
 | % Define \itemjoin: some negative vspace to join two items together | 
 | \newcommand{\itemjoin}{ | 
 | \mbox{} | 
 | \vspace{-\itemsep} | 
 | \vspace{-\parsep} | 
 | } | 
 |  | 
 | % Define \funcitem{func}{args}: define a function item | 
 | \newcommand{\funcitem}[2]{% | 
 | \ttindex{#1}% | 
 | %\item[{\tt #1(#2)}] | 
 | \item[\code{#1(\varvars{#2})}] | 
 | \  | 
 | } | 
 |  | 
 |  | 
 | % from user-level, fulllineitems should be called as an environment | 
 | \def\fulllineitems{\list{}{\labelwidth \leftmargin \labelsep 0pt | 
 | \rightmargin 0pt \topsep -\parskip \partopsep \parskip | 
 | \itemsep -\parsep | 
 | \let\makelabel\itemnewline}} | 
 | \let\endfulllineitems\endlist | 
 |  | 
 |  | 
 | % funcdesc should be called as an \begin{funcdesc} ... \end{funcdesc} | 
 | \newcommand{\funcline}[2]{\item[\code{#1(\varvars{#2})}]\ttindex{#1}} | 
 | \newcommand{\funcdesc}[2]{\fulllineitems\funcline{#1}{#2}} | 
 | \let\endfuncdesc\endfulllineitems | 
 | \newcommand{\optional}[1]{{\ \Large[}{#1}\hspace{0.5mm}{\Large]}\ } | 
 |  | 
 |  | 
 | % same for excdesc | 
 | \newcommand{\excline}[1]{\item[\code{#1}]\ttindex{#1}} | 
 | \newcommand{\excdesc}[1]{\fulllineitems\excline{#1}} | 
 | \let\endexcdesc\endfulllineitems | 
 |  | 
 | % same for datadesc | 
 | \newcommand{\dataline}[1]{\item[\code{#1}]\ttindex{#1}} | 
 | \newcommand{\datadesc}[1]{\fulllineitems\dataline{#1}} | 
 | \let\enddatadesc\endfulllineitems | 
 |  | 
 |  | 
 | % Define \dataitem{name}: define a data item | 
 | \newcommand{\dataitem}[1]{% | 
 | \ttindex{#1}% | 
 | \item[{\tt #1}] | 
 | \  | 
 | } | 
 |  | 
 | % Define \excitem{name}: define an exception item | 
 | \newcommand{\excitem}[1]{% | 
 | \ttindex{#1}% | 
 | \item[{\tt #1}] | 
 | \itembreak | 
 | } | 
 |  | 
 | \let\nodename=\label | 
 |  | 
 | \newcommand{\ABC}{{\sc abc}} | 
 | \newcommand{\UNIX}{{\sc Unix}} | 
 | \newcommand{\ASCII}{{\sc ascii}} | 
 | %\newcommand{\C}{{\bf C}} | 
 | \newcommand{\Cpp}{C\protect\raisebox{.18ex}{++}} | 
 | \newcommand{\C}{C} | 
 | \newcommand{\EOF}{{\sc eof}} | 
 |  | 
 | % code is the most difficult one... | 
 | %\frenchspacing removed, because \section, etc., can't handle it | 
 | \newcommand{\code}[1]{{\@vobeyspaces\@noligs\def\{{\char`\{}\def\}{\char`\}}\def\~{\char`\~}\def\^{\char`\^}\def\e{\char`\\}\def\${\char`\$}\def\#{\char`\#}\def\&{\char`\&}\def\%{\char`\%}% | 
 | \mbox{\tt #1}}} | 
 | %This one does not work | 
 | %%%% myspecials, same as dospecials, but without {, } and \ | 
 | %%%\def\myspecials{\do\ \do\$\do\&% | 
 | %%%  \do\#\do\^\do\^^K\do\_\do\^^A\do\%\do\~} | 
 | %%%\newcommand{\code}[1]{\begingroup \catcode``=13 \@noligs | 
 | %%%\tt \let\do\@makeother \myspecials | 
 | %%%#1\endgroup} | 
 | \newcommand{\kbd}[1]{\mbox{\tt #1}} | 
 | \newcommand{\key}[1]{\mbox{\tt #1}} | 
 | \newcommand{\samp}[1]{\mbox{`\code{#1}'}} | 
 | \newcommand{\var}[1]{\mbox{\it#1\/}} | 
 | \let\file=\samp | 
 | \newcommand{\dfn}[1]{{\sl #1\/}} | 
 | \newcommand{\emph}[1]{{\em #1\/}} | 
 | \newcommand{\strong}[1]{{\bf #1}} | 
 |  | 
 | %\newcommand{\varvars}[1]{{\catcode`\,=\active\def,{\tt\char`\,\/tt}\var{#1}}} | 
 | %\newcommand{\varvars}[1]{{\def\,{\/{\tt\char`\,}}\var{#1}}} | 
 | \newcommand{\varvars}[1]{{\def\,{\/{\tt\char`\,}}\def\({\/{\tt\char`\(}}\def\){\/{\tt\char`\)}}\var{#1}}} | 
 |  | 
 | \newif\iftexi\texifalse | 
 | %not supported yet%\newif\iflatex\latextrue | 
 |  | 
 | \newenvironment{tableii}[4]{\begin{center}\def\lineii##1##2{\csname#2\endcsname{##1}&##2\\}\begin{tabular}{#1}\hline#3\\ | 
 | \hline}{\hline\end{tabular}\end{center}} | 
 |  | 
 | \newenvironment{tableiii}[5]{\begin{center}\def\lineiii##1##2##3{\csname#2\endcsname{##1}&##2&##3\\}\begin{tabular}{#1}\hline#3\\ | 
 | \hline}{\hline\end{tabular}\end{center}} | 
 |  | 
 | \newcommand{\itemnewline}[1]{\@tempdima\linewidth | 
 | \advance\@tempdima \leftmargin\makebox[\@tempdima][l]{#1}} | 
 |  | 
 | \newcommand{\sectcode}[1]{{\tt #1}} | 
 | %%% | 
 | %%%\let\orgchapter\chapter | 
 | %%%\def\chapter#1{{\let\code\sectcode\orgchapter{#1}}} | 
 | %%%\let\orgsection\section | 
 | %%%\def\section#1{{\let\code\sectcode\orgsection{#1}}} | 
 | %%%\let\orgsubsection\subsection | 
 | %%%\def\subsection#1{{\let\code\sectcode\orgsubsection{#1}}} | 
 | %%%\let\orgsubsubsection\subsubsection | 
 | %%%\def\subsubsection#1{{\let\code\sectcode\orgsubsubsection{#1}}} | 
 | %%%\let\orgsubsubsubsection\subsubsubsection | 
 | %%%\def\subsubsubsection#1{{\let\code\sectcode\orgsubsubsubsection{#1}}} | 
 |  |