--sigh--

Finish the last set of changes to these files so the conversion does not
break.

Doc/lib/libdifflib.tex

@@ -58,7 +58,7 @@
   \class{SequenceMatcher} is quadratic time for the worst case and has
   expected-case behavior dependent in a complicated way on how many
   elements the sequences have in common; best case time is linear.
-\end{classdesc}
+\end{classdesc*}
 
 
 \begin{seealso}

Doc/lib/libzipfile.tex

@@ -29,11 +29,11 @@ The available attributes of this module are:
   The class for reading and writing ZIP files.  See
   ``\citetitle{ZipFile Objects}'' (section \ref{zipfile-objects}) for
   constructor details.
-\end{classdesc}
+\end{classdesc*}
 
 \begin{classdesc*}{PyZipFile}
   Class for creating ZIP archives containing Python libraries.
-\end{classdesc}
+\end{classdesc*}
 
 \begin{classdesc}{ZipInfo}{\optional{filename\optional{, date_time}}}
   Class used the represent infomation about a member of an archive.