Remove all \bcode / \ecode cruft; this is no longer needed. See previous
checkin of myformat.sty.
Change "\renewcommand{\indexsubitem}{(...)}" to "\setindexsubitem{(...)}"
everywhere.
Some other minor nits that I happened to come across.
diff --git a/Doc/lib/libregex.tex b/Doc/lib/libregex.tex
index 00005e2..18b8b18 100644
--- a/Doc/lib/libregex.tex
+++ b/Doc/lib/libregex.tex
@@ -186,7 +186,7 @@
The module defines these functions, and an exception:
-\renewcommand{\indexsubitem}{(in module regex)}
+\setindexsubitem{(in module regex)}
\begin{funcdesc}{match}{pattern\, string}
Return how many characters at the beginning of \var{string} match
@@ -215,16 +215,16 @@
The sequence
-\bcode\begin{verbatim}
+\begin{verbatim}
prog = regex.compile(pat)
result = prog.match(str)
-\end{verbatim}\ecode
+\end{verbatim}
%
is equivalent to
-\bcode\begin{verbatim}
+\begin{verbatim}
result = regex.match(pat, str)
-\end{verbatim}\ecode
+\end{verbatim}
but the version using \code{compile()} is more efficient when multiple
regular expressions are used concurrently in a single program. (The
@@ -274,7 +274,7 @@
\noindent
Compiled regular expression objects support these methods:
-\renewcommand{\indexsubitem}{(regex method)}
+\setindexsubitem{(regex method)}
\begin{funcdesc}{match}{string\optional{\, pos}}
Return how many characters at the beginning of \var{string} match
the compiled regular expression. Return \code{-1} if the string
@@ -319,7 +319,7 @@
\noindent
Compiled regular expressions support these data attributes:
-\renewcommand{\indexsubitem}{(regex attribute)}
+\setindexsubitem{(regex attribute)}
\begin{datadesc}{regs}
When the last call to the \code{match()} or \code{search()} method found a