Logical markup.

Doc/lib/libgzip.tex

-\section{Built-in Module \sectcode{gzip}}
+\section{Standard Module \sectcode{gzip}}
 \label{module-gzip}
-\bimodindex{gzip}
+\stmodindex{gzip}
 
 The data compression provided by the \code{zlib} module is compatible
-with that used by the GNU compression program \file{gzip}.
-Accordingly, the \code{gzip} module provides the \code{GzipFile} class
-to read and write \file{gzip}-format files, automatically compressing
-or decompressing the data so it looks like an ordinary file object.
-
-\code{GzipFile} objects simulate most of the methods of a file
-object, though it's not possible to use the \code{seek()} and
-\code{tell()} methods to access the file randomly.
-
-\setindexsubitem{(in module gzip)}
-\begin{funcdesc}{open}{fileobj\optional{\, filename\optional{\, mode\, compresslevel}}}
-  Returns a new \code{GzipFile} object on top of \var{fileobj}, which
-  can be a regular file, a \code{StringIO} object, or any object which
+with that used by the GNU compression program \program{gzip}.
+Accordingly, the \module{gzip} module provides the \class{GzipFile}
+class to read and write \program{gzip}-format files, automatically
+compressing or decompressing the data so it looks like an ordinary
+file object.
+
+\class{GzipFile} objects simulate most of the methods of a file
+object, though it's not possible to use the \method{seek()} and
+\method{tell()} methods to access the file randomly.
+
+
+\begin{funcdesc}{open}{fileobj\optional{, filename\optional{, mode\optional{, compresslevel}}}}
+  Returns a new \class{GzipFile} object on top of \var{fileobj}, which
+  can be a regular file, a \class{StringIO} object, or any object which
   simulates a file.
 
-  The \file{gzip} file format includes the original filename of the
-  uncompressed file; when opening a \code{GzipFile} object for
+  The \program{gzip} file format includes the original filename of the
+  uncompressed file; when opening a \class{GzipFile} object for
   writing, it can be set by the \var{filename} argument.  The default
   value is an empty string.
 
   \var{mode} can be either \code{'r'} or \code{'w'} depending on
   whether the file will be read or written.  \var{compresslevel} is an
-  integer from 1 to 9 controlling the level of compression; 1 is
-  fastest and produces the least compression, and 9 is slowest and
-  produces the most compression.  The default value of
-  \var{compresslevel} is 9.
+  integer from \code{1} to \code{9} controlling the level of
+  compression; \code{1} is fastest and produces the least compression,
+  and \code{9} is slowest and produces the most compression.  The
+  default value of \var{compresslevel} is \code{9}.
 
-  Calling a \code{GzipFile} object's \code{close()} method does not
+  Calling a \class{GzipFile} object's \method{close()} method does not
   close \var{fileobj}, since you might wish to append more material
   after the compressed data.  This also allows you to pass a
-  \code{StringIO} object opened for writing as \var{fileobj}, and
-  retrieve the resulting memory buffer using the \code{StringIO}
-  object's \code{getvalue()} method.
+  \class{StringIO} object opened for writing as \var{fileobj}, and
+  retrieve the resulting memory buffer using the \class{StringIO}
+  object's \method{getvalue()} method.
 \end{funcdesc}
 
 \begin{seealso}

Doc/libgzip.tex

-\section{Built-in Module \sectcode{gzip}}
+\section{Standard Module \sectcode{gzip}}
 \label{module-gzip}
-\bimodindex{gzip}
+\stmodindex{gzip}
 
 The data compression provided by the \code{zlib} module is compatible
-with that used by the GNU compression program \file{gzip}.
-Accordingly, the \code{gzip} module provides the \code{GzipFile} class
-to read and write \file{gzip}-format files, automatically compressing
-or decompressing the data so it looks like an ordinary file object.
-
-\code{GzipFile} objects simulate most of the methods of a file
-object, though it's not possible to use the \code{seek()} and
-\code{tell()} methods to access the file randomly.
-
-\setindexsubitem{(in module gzip)}
-\begin{funcdesc}{open}{fileobj\optional{\, filename\optional{\, mode\, compresslevel}}}
-  Returns a new \code{GzipFile} object on top of \var{fileobj}, which
-  can be a regular file, a \code{StringIO} object, or any object which
+with that used by the GNU compression program \program{gzip}.
+Accordingly, the \module{gzip} module provides the \class{GzipFile}
+class to read and write \program{gzip}-format files, automatically
+compressing or decompressing the data so it looks like an ordinary
+file object.
+
+\class{GzipFile} objects simulate most of the methods of a file
+object, though it's not possible to use the \method{seek()} and
+\method{tell()} methods to access the file randomly.
+
+
+\begin{funcdesc}{open}{fileobj\optional{, filename\optional{, mode\optional{, compresslevel}}}}
+  Returns a new \class{GzipFile} object on top of \var{fileobj}, which
+  can be a regular file, a \class{StringIO} object, or any object which
   simulates a file.
 
-  The \file{gzip} file format includes the original filename of the
-  uncompressed file; when opening a \code{GzipFile} object for
+  The \program{gzip} file format includes the original filename of the
+  uncompressed file; when opening a \class{GzipFile} object for
   writing, it can be set by the \var{filename} argument.  The default
   value is an empty string.
 
   \var{mode} can be either \code{'r'} or \code{'w'} depending on
   whether the file will be read or written.  \var{compresslevel} is an
-  integer from 1 to 9 controlling the level of compression; 1 is
-  fastest and produces the least compression, and 9 is slowest and
-  produces the most compression.  The default value of
-  \var{compresslevel} is 9.
+  integer from \code{1} to \code{9} controlling the level of
+  compression; \code{1} is fastest and produces the least compression,
+  and \code{9} is slowest and produces the most compression.  The
+  default value of \var{compresslevel} is \code{9}.
 
-  Calling a \code{GzipFile} object's \code{close()} method does not
+  Calling a \class{GzipFile} object's \method{close()} method does not
   close \var{fileobj}, since you might wish to append more material
   after the compressed data.  This also allows you to pass a
-  \code{StringIO} object opened for writing as \var{fileobj}, and
-  retrieve the resulting memory buffer using the \code{StringIO}
-  object's \code{getvalue()} method.
+  \class{StringIO} object opened for writing as \var{fileobj}, and
+  retrieve the resulting memory buffer using the \class{StringIO}
+  object's \method{getvalue()} method.
 \end{funcdesc}
 
 \begin{seealso}