SF bug #1201807: Glossary listing bug

Doc/tut/glossary.tex

@@ -86,7 +86,7 @@ can be any object with a \method{__hash__()} function, not just
 integers starting from zero.  Called a hash in Perl.
 
 \index{duck-typing}
-\item{duck-typing}
+\item[duck-typing]
 Pythonic programming style that determines an object's type by inspection
 of its method or attribute signature rather than by explicit relationship
 to some type object ("If it looks like a duck and quacks like a duck, it