mirror of
https://github.com/python/cpython.git
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618 lines
19 KiB
TeX
618 lines
19 KiB
TeX
%
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% python.sty for the Python docummentation [works only with with Latex2e]
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%
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\NeedsTeXFormat{LaTeX2e}[1995/12/01]
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\ProvidesPackage{python}
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[1998/01/11 LaTeX package (Python markup)]
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% The "fncychap" package is used to get the nice chapter headers. The
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% .sty file is distributed with Python, so you should not need to disable
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% it. You'd also end up with a mixed page style; uglier than stock LaTeX!
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%
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\RequirePackage[Bjarne]{fncychap}\typeout{Using fancy chapter headings.}
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% for PDF output, use maximal compression & a lot of other stuff
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% (test for PDF recommended by Tanmoy Bhattacharya <tanmoy@qcd.lanl.gov>)
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%
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\ifx\pdfoutput\undefined\else\ifcase\pdfoutput
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\let\LinkColor=\relax
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\let\NormalColor=\relax
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\else
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\input{pdfcolor}
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\let\LinkColor=\NavyBlue
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\let\NormalColor=\Black
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\pdfcompresslevel=9
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%
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% This definition allows the entries in the page-view of the ToC to be
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% active links. Some work, some don't.
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%
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\let\OldContentsline=\contentsline
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\renewcommand{\contentsline}[3]{%
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\OldContentsline{#1}{%
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\pdfannotlink attr{/Border [0 0 0]} goto name{page.#3}%
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\LinkColor#2\NormalColor%
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\pdfendlink%
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}{#3}%
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}
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%
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% This is supposed to build the "outline" view of the document; it seems
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% quite fragile. The breakages are the same as in the ToC.
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%
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\AtEndDocument{
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\InputIfFileExists{\jobname.bkm}{\pdfcatalog{/PageMode /UseOutlines}}{}
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}
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\let\OldLabel=\label
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\renewcommand{\label}[1]{%
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\OldLabel{#1}%
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{\pdfdest name{label.#1} fit}%
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}
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% This stuff adds a page.# destination to every PDF page, where # has
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% the same formatting as the displayed page number. This doesn't really
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% help with the frontmatter, but does fine with the body.
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%
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% This is *heavily* based on the hyperref package.
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%
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\def\@begindvi{%
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\unvbox \@begindvibox
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\@hyperfixhead
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}
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\def\hyperpageanchor{\pdfdest name{page.\thepage}}
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\let\HYPERPAGEANCHOR\hyperpageanchor
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\def\@hyperfixhead{%
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\let\H@old@thehead\@thehead
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\gdef\@foo{\pdfdest name{page.\thepage} fit}%
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\expandafter\ifx\expandafter\@empty\H@old@thehead
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\def\H@old@thehead{\hfil}\fi
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\def\@thehead{\@foo\relax\H@old@thehead}%
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}
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\fi\fi
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% Increase printable page size (copied from fullpage.sty)
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\topmargin 0pt
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\advance \topmargin by -\headheight
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\advance \topmargin by -\headsep
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% attempt to work a little better for A4 users
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\@ifundefined{paperheight}{
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\textheight 9in
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}{
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\textheight \paperheight
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\advance\textheight by -2in
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}
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\oddsidemargin 0pt
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\evensidemargin \oddsidemargin
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\marginparwidth 0.5in
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\@ifundefined{paperwidth}{
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\textwidth 6.5in
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}{
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\textwidth \paperwidth
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\advance\textwidth by -2in
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}
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% Style parameters and macros used by most documents here
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\raggedbottom
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\sloppy
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\parindent = 0mm
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\parskip = 2mm
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\hbadness = 5000 % don't print trivial gripes
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\pagestyle{empty} % start this way; change for
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\pagenumbering{roman} % ToC & chapters
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\setcounter{secnumdepth}{1}
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% Use this to set the font family for headers and other decor:
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\newcommand{\HeaderFamily}{\sffamily}
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% Redefine the 'normal' header/footer style when using "fancyhdr" package:
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\@ifundefined{fancyhf}{}{
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% Use \pagestyle{normal} as the primary pagestyle for text.
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\fancypagestyle{normal}{
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\fancyhf{}
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\fancyfoot[LE,RO]{{\HeaderFamily\thepage}}
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\fancyfoot[LO]{{\HeaderFamily\nouppercase{\rightmark}}}
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\fancyfoot[RE]{{\HeaderFamily\nouppercase{\leftmark}}}
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\renewcommand{\headrulewidth}{0pt}
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\renewcommand{\footrulewidth}{0.4pt}
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}
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% Update the plain style so we get the page number & footer line,
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% but not a chapter or section title. This is to keep the first
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% page of a chapter and the blank page between chapters `clean.'
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\fancypagestyle{plain}{
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\fancyhf{}
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\fancyfoot[LE,RO]{{\HeaderFamily\thepage}}
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\renewcommand{\headrulewidth}{0pt}
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\renewcommand{\footrulewidth}{0.4pt}
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}
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% Redefine \cleardoublepage so that the blank page between chapters
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% gets the plain style and not the fancy style. This is described
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% in the documentation for the fancyhdr package by Piet von Oostrum.
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\@ifundefined{chapter}{}{
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\renewcommand{\cleardoublepage}{
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\clearpage\if@openright \ifodd\c@page\else
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\hbox{}
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\thispagestyle{plain}
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\newpage
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\if@twocolumn\hbox{}\newpage\fi\fi\fi
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}
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}
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}
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% old code font selections:
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\let\codefont=\tt
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\let\sectcodefont=\tt
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% (Haven't found a new one that gets <, >, and _ right without being
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% monospaced.)
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% This sets up the {verbatim} environment to be indented and a minipage,
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% and to have all the other mostly nice properties that we want for
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% code samples.
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% Variable used by begin code command
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\newlength{\codewidth}
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\newcommand{\examplevspace}{2mm}
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\newcommand{\exampleindent}{1cm}
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\let\OldVerbatim=\verbatim
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\let\OldEndVerbatim=\endverbatim
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\renewcommand{\verbatim}{%
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\begingroup%
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\setlength{\parindent}\exampleindent%
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% Calculate the text width for the minipage:
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\setlength{\codewidth}{\linewidth}%
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\addtolength{\codewidth}{-\parindent}%
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%
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\par%
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\vspace\examplevspace%
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\indent%
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\begin{minipage}[t]{\codewidth}%
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\small%
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\OldVerbatim%
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}
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\renewcommand{\endverbatim}{%
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\OldEndVerbatim%
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\end{minipage}%
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\endgroup%
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}
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% Augment the sectioning commands used to get our own font family in place:
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\renewcommand{\section}{\@startsection {section}{1}{\z@}%
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{-3.5ex \@plus -1ex \@minus -.2ex}%
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{2.3ex \@plus.2ex}%
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{\reset@font\Large\HeaderFamily}}
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\renewcommand{\subsection}{\@startsection{subsection}{2}{\z@}%
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{-3.25ex\@plus -1ex \@minus -.2ex}%
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{1.5ex \@plus .2ex}%
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{\reset@font\large\HeaderFamily}}
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\renewcommand{\subsubsection}{\@startsection{subsubsection}{3}{\z@}%
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{-3.25ex\@plus -1ex \@minus -.2ex}%
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{1.5ex \@plus .2ex}%
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{\reset@font\normalsize\HeaderFamily}}
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\renewcommand{\paragraph}{\@startsection{paragraph}{4}{\z@}%
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{3.25ex \@plus1ex \@minus.2ex}%
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{-1em}%
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{\reset@font\normalsize\HeaderFamily}}
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\renewcommand{\subparagraph}{\@startsection{subparagraph}{5}{\parindent}%
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{3.25ex \@plus1ex \@minus .2ex}%
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{-1em}%
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{\reset@font\normalsize\HeaderFamily}}
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% Underscore hack (only act like subscript operator if in math mode)
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%
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% The following is due to Mark Wooding (the old version didn't work with
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% Latex 2e.
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\DeclareRobustCommand\hackscore{%
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\ifmmode_\else\textunderscore\fi%
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}
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\begingroup
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\catcode`\_\active
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\def\next{%
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\AtBeginDocument{\catcode`\_\active\def_{\hackscore{}}}%
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}
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\expandafter\endgroup\next
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%
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% This is the old hack, which didn't work with 2e.
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% You should not need this since the rest of the documentation is now
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% LaTeX2e-only.
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%
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%\def\_{\ifnum\fam=\ttfamily \char'137\else{\tt\char'137}\fi}
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%\catcode`\_=12
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%\catcode`\_=\active\def_{\ifnum\fam=\ttfamily \char'137 \else{\tt\char'137}\fi}
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%% Lots of index-entry generation support.
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% Command to wrap around stuff that refers to function / module /
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% attribute names in the index. Default behavior: like \code{}. To
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% just keep the index entries in the roman font, uncomment the second
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% definition to use instead; it matches O'Reilly style more.
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%
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\newcommand{\idxcode}[1]{\codefont{#1}}
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%\renewcommand{\idxcode}[1]{#1}
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% Command to generate two index entries (using subentries)
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\newcommand{\indexii}[2]{\index{#1!#2}\index{#2!#1}}
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% And three entries (using only one level of subentries)
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\newcommand{\indexiii}[3]{\index{#1!#2 #3}\index{#2!#3, #1}\index{#3!#1 #2}}
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% And four (again, using only one level of subentries)
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\newcommand{\indexiv}[4]{
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\index{#1!#2 #3 #4}
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\index{#2!#3 #4, #1}
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\index{#3!#4, #1 #2}
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\index{#4!#1 #2 #3}
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}
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% Command to generate a reference to a function, statement, keyword,
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% operator.
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\newcommand{\stindex}[1]{\indexii{statement}{#1@{\idxcode{#1}}}}
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\newcommand{\opindex}[1]{\indexii{operator}{#1@{\idxcode{#1}}}}
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\newcommand{\exindex}[1]{\indexii{exception}{#1@{\idxcode{#1}}}}
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\newcommand{\obindex}[1]{\indexii{object}{#1}}
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\newcommand{\bifuncindex}[1]{\index{#1@{\idxcode{#1()}} (built-in function)}}
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% Add an index entry for a module
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\newcommand{\refmodule}[2]{\index{#1@{\idxcode{#1}} (#2module)}}
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\newcommand{\refmodindex}[1]{\refmodule{#1}{}}
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\newcommand{\refbimodindex}[1]{\refmodule{#1}{built-in }}
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\newcommand{\refexmodindex}[1]{\refmodule{#1}{extension }}
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\newcommand{\refstmodindex}[1]{\refmodule{#1}{standard }}
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% support for the module index
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\newif\if@UseModuleIndex
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\@UseModuleIndexfalse
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% Fix the theindex environment to add an entry to the Table of
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% Contents; this is much nicer than just having to jump to the end of
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% the book and flip around, especially with multiple indexes.
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%
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\let\OldTheindex=\theindex
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\renewcommand{\theindex}{
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\cleardoublepage
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\OldTheindex
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\addcontentsline{toc}{chapter}{\indexname}
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}
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% these should dump an error or warning to the transcript
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\newcommand{\@thismodule}{$<<$ ERROR - NO CURRENT MODULE $>>$}
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\newcommand{\@thisclass}{$<<$ ERROR - NO CURRENT CLASS $>>$}
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\newcommand{\makemodindex}{
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\newwrite\modindexfile
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\openout\modindexfile=mod\jobname.idx
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\@UseModuleIndextrue
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}
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% Add the defining entry for a module
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\newcommand{\@modindex}[2]{%
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\renewcommand{\@thismodule}{#1}
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\setindexsubitem{(in module \@thismodule)}%
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\index{#1@{\idxcode{#1}} (#2module)|textbf}%
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\if@UseModuleIndex%
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\write\modindexfile{\protect\indexentry{#1@{\tt #1}}{\thepage}}%
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\fi%
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}
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% built-in & Python modules in the main distribution
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\newcommand{\bimodindex}[1]{\@modindex{#1}{built-in }}
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\newcommand{\stmodindex}[1]{\@modindex{#1}{standard }}
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% Python & extension modules outside the main distribution
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\newcommand{\modindex}[1]{\@modindex{#1}{}}
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\newcommand{\exmodindex}[1]{\@modindex{#1}{extension }}
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% Additional string for an index entry
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\newcommand{\index@subitem}{}
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\newcommand{\setindexsubitem}[1]{\renewcommand{\index@subitem}{#1}}
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\newcommand{\ttindex}[1]{\index{#1@{\idxcode{#1}} \index@subitem}}
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\newcommand{\withsubitem}[2]{%
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\begingroup%
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\def\index@subitem{#1}#2%
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\endgroup%
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}
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% {fulllineitems} is used in one place in libregex.tex, but is really for
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% internal use in this file.
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%
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\newenvironment{fulllineitems}{
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\begin{list}{}{\labelwidth \leftmargin \labelsep 0pt
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\rightmargin 0pt \topsep -\parskip \partopsep \parskip
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\itemsep -\parsep
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\let\makelabel=\itemnewline}
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}{\end{list}}
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% cfuncdesc should be called as
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% \begin{cfuncdesc}{type}{name}{arglist}
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% ... description ...
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% \end{cfuncdesc}
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\newenvironment{cfuncdesc}[3]{%
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\begin{fulllineitems}%
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\item[\code{#1 \bfcode{#2}(\varvars{#3})}]%
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\index{#2@{\idxcode{#2()}}}%
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}{\end{fulllineitems}}
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\newenvironment{cvardesc}[2]{%
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\begin{fulllineitems}%
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\item[\code{#1 \bfcode{#2}}]%
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\index{#2@{\idxcode{#2}}}%
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}{\end{fulllineitems}}
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\newenvironment{ctypedesc}[1]{%
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\begin{fulllineitems}%
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\item[\bfcode{#1}]\ttindex{#1}
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}{\end{fulllineitems}}
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\newcommand{\funcline}[2]{\funclineni{#1}{#2}\ttindex{#1()}}
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\newenvironment{funcdesc}[2]{%
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\begin{fulllineitems}%
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\funcline{#1}{#2}%
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}{\end{fulllineitems}}
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\newcommand{\optional}[1]{%
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{\textnormal{\Large[}}{#1}\hspace{0.5mm}{\textnormal{\Large]}}}
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% similar to {funcdesc}, but doesn't add to the index
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\newcommand{\funclineni}[2]{\item[\code{\bfcode{#1}(\varvars{#2})}]}
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\newenvironment{funcdescni}[2]{%
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\begin{fulllineitems}%
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\funclineni{#1}{#2}%
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}{\end{fulllineitems}}
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\newenvironment{classdesc}[2]{%
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\renewcommand{\@thisclass}{#1}%
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\begin{fulllineitems}%
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\item[\code{\bfcode{#1}(\varvars{#2})}]%
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\withsubitem{(class in \@thismodule)}{\ttindex{#1}}%
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\def\baseclasses##1{}%
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}{\end{fulllineitems}}
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\newenvironment{excdesc}[1]{%
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\begin{fulllineitems}%
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\item[\bfcode{#1}]\ttindex{#1}%
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}{\end{fulllineitems}}
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\newcommand{\dataline}[1]{\datalineni{#1}\ttindex{#1}}
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\newenvironment{datadesc}[1]{%
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\begin{fulllineitems}%
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\dataline{#1}%
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}{\end{fulllineitems}}
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% similar to {datadesc}, but doesn't add to the index
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\newcommand{\datalineni}[1]{\item[\bfcode{#1}]}
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\newenvironment{datadescni}[1]{%
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\begin{fulllineitems}%
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\datalineni{#1}%
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}{\end{fulllineitems}}
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\newenvironment{opcodedesc}[2]{%
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\begin{fulllineitems}%
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\item[\bfcode{#1}\quad\var{#2}]%
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}{\end{fulllineitems}}
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\let\nodename=\label
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% For these commands, use \command{} to get the typography right, not
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% {\command}. This works better with the texinfo translation.
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\newcommand{\ABC}{{\sc abc}}
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\newcommand{\UNIX}{{\sc Unix}}
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\newcommand{\POSIX}{POSIX}
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\newcommand{\ASCII}{{\sc ascii}}
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\newcommand{\Cpp}{C\protect\raisebox{.18ex}{++}}
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\newcommand{\C}{C}
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\newcommand{\EOF}{{\sc eof}}
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\newcommand{\NULL}{\code{NULL}}
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% code is the most difficult one...
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\newcommand{\code}[1]{{\@vobeyspaces\@noligs\def\{{\char`\{}\def\}{\char`\}}\def\~{\char`\~}\def\^{\char`\^}\def\e{\char`\\}\def\${\char`\$}\def\#{\char`\#}\def\&{\char`\&}\def\%{\char`\%}%
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\mbox{\codefont{#1}}}}
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\newcommand{\bfcode}[1]{\code{\bfseries#1}} % bold-faced code font
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\newcommand{\kbd}[1]{\mbox{\tt #1}}
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\newcommand{\key}[1]{\mbox{\tt #1}}
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\newcommand{\samp}[1]{\mbox{`\code{#1}'}}
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% This weird definition of \var{} allows it to always appear in roman
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% italics, and won't get funky in code fragments when we play around
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% with fonts.
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\newcommand{\var}[1]{\mbox{\normalsize\textrm{\textit{#1\/}}}}
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\renewcommand{\emph}[1]{{\em #1\/}}
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\newcommand{\dfn}[1]{\emph{#1}}
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\newcommand{\strong}[1]{{\bf #1}}
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% let's experiment with a new font:
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\newcommand{\file}[1]{`{\small\textsf{#1}}'}
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% Use this def/redef approach for \url{} since hyperref defined this already,
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% but only if we actually used hyperref:
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\@ifundefined{pdfannotlink}{%
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\newcommand{\pythonurl}[1]{\mbox{\small\textsf{#1}}}%
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}{
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\newcommand{\pythonurl}[1]{{%
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\pdfannotlink attr{/Border [0 0 0]} user{/S /URI /URI (#1)}%
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\LinkColor% color of the link text
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\mbox{\small\textsf{#1}}%
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\NormalColor% Turn it back off; these are declarative
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\pdfendlink}% and don't appear bound to the current
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}% formatting "box".
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}
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\let\url=\pythonurl
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\newcommand{\email}[1]{{\small\textsf{#1}}}
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\newcommand{\varvars}[1]{{\def\,{\/{\char`\,}}\var{#1}}}
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\newif\iftexi\texifalse
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\newif\iflatex\latextrue
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% These should be used for all references to identifiers which are
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% used to refer to instances of specific language constructs. See the
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% names for specific semantic assignments.
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%
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% For now, don't do anything really fancy with them; just use them as
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% logical markup. This might change in the future.
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%
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\let\module=\code
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\let\keyword=\code
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\let\exception=\code
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\let\class=\code
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\let\function=\code
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\let\member=\code
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\let\method=\code
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\let\cfunction=\code
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\let\ctype=\code
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\let\cdata=\code
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\newcommand{\mimetype}[1]{{\small\textsf{#1}}}
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% The \! is a "negative thin space" in math mode.
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\newcommand{\regexp}[1]{%
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{\tiny$^{^\lceil}\!\!$%
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{\normalsize\code{#1}}%
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$\!\!\rfloor\!$%
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}}
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\newcommand{\envvar}[1]{%
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\$#1% $ <-- bow to font-lock 3 times!
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\index{#1@{\$#1}}% $
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\index{environment variables!{\$#1}}% $
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}
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\let\character=\samp
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% constants defined in Python modules or C headers, not language constants:
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\let\constant=\code
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\newcommand{\manpage}[2]{{\emph{#1}(#2)}}
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\newcommand{\rfc}[1]{RFC #1\index{RFC!RFC #1}}
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\newcommand{\program}[1]{\strong{#1}}
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% Deprecation stuff.
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|
% 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.
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%
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|
% First parameter is the release number that deprecates the feature, the
|
|
% second is the action the should be taken by users of the feature.
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|
%
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|
% Example:
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%
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|
% \deprecated {1.5.1}
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|
% {Use \method{frobnicate()} instead.}
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|
%
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|
\newcommand{\deprecated}[2]{%
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\strong{Deprecated since release #1.} #2\par}
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|
|
|
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\newenvironment{tableii}[4]{%
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|
\begin{center}%
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|
\def\lineii##1##2{\csname#2\endcsname{##1}&##2\\}%
|
|
\begin{tabular}{#1}\hline \strong{#3}&\strong{#4} \\ \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 \strong{#3}&\strong{#4}&\strong{#5} \\ \hline%
|
|
}{%
|
|
\hline%
|
|
\end{tabular}%
|
|
\end{center}%
|
|
}
|
|
|
|
\newcommand{\itemnewline}[1]{%
|
|
\@tempdima\linewidth%
|
|
\advance\@tempdima \leftmargin\makebox[\@tempdima][l]{#1}%
|
|
}
|
|
|
|
\newcommand{\sectcode}[1]{{\sectcodefont{#1}}}
|
|
|
|
% Cross-referencing (AMK)
|
|
% 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}
|
|
|
|
\newif\if@keyedmodule\@keyedmodulefalse
|
|
\newcommand{\@modulebadkey}{{--just-some-junk--}}
|
|
|
|
\@ifundefined{pdfannotlink}{%
|
|
\newcommand{\seemodule}[3][\@modulebadkey]{%
|
|
\ifx\@modulebadkey#1\def\@modulekey{#2}\else\def\@modulekey{#1}\fi%
|
|
\ref{module-\@modulekey}:\quad %
|
|
Module \module{#2}%
|
|
\quad (#3)%
|
|
}
|
|
}{\newcommand{\seemodule}[3][\@modulebadkey]{%
|
|
\ifx\@modulebadkey#1\def\@modulekey{#2}\else\def\@modulekey{#1}\fi%
|
|
\ref{module-\@modulekey}:\quad %
|
|
{\pdfannotlink attr{/Border [0 0 0]} goto name{label.module-\@modulekey}%
|
|
\LinkColor Module \module{#2} \NormalColor%
|
|
\pdfendlink%
|
|
}%
|
|
\quad (#3)%
|
|
}
|
|
}
|
|
\newenvironment{seealso}[0]{
|
|
\strong{See Also:}\par
|
|
\def\seetext##1{\par{##1}}
|
|
}{\par}
|
|
|
|
|
|
% Allow the 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{\@release}{}
|
|
\newcommand{\version}{}
|
|
\newcommand{\releasename}{Release}
|
|
\newcommand{\release}[1]{%
|
|
\renewcommand{\@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{\@authoraddress}{}
|
|
\newcommand{\authoraddress}[1]{\renewcommand{\@authoraddress}{#1}}
|
|
|
|
% 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\HeaderFamily}
|
|
\ChNumVar{\raggedleft \bfseries\Large\HeaderFamily}
|
|
\ChTitleVar{\raggedleft \rm\Huge\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}
|
|
}
|
|
}
|
|
}
|
|
|
|
% Tell TeX about pathological hyphenation cases:
|
|
\hyphenation{Base-HTTP-Re-quest-Hand-ler}
|