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/libppath.tex b/Doc/lib/libppath.tex
index 5298012..d286dcc 100644
--- a/Doc/lib/libppath.tex
+++ b/Doc/lib/libppath.tex
@@ -8,7 +8,7 @@
module \code{os} and use \code{os.path}.
\refstmodindex{os}
-\renewcommand{\indexsubitem}{(in module posixpath)}
+\setindexsubitem{(in module posixpath)}
\begin{funcdesc}{basename}{p}
Return the base name of pathname