Fix typo spotted by Detlef Lannert <lannert@users.sourceforge.net>.
diff --git a/Doc/lib/libpyexpat.tex b/Doc/lib/libpyexpat.tex
index 038e555..27edc08 100644
--- a/Doc/lib/libpyexpat.tex
+++ b/Doc/lib/libpyexpat.tex
@@ -118,7 +118,7 @@
encoding}}
Create a ``child'' parser which can be used to parse an external
parsed entity referred to by content parsed by the parent parser. The
-\var{content} parameter should be the string passed to the
+\var{context} parameter should be the string passed to the
\method{ExternalEntityRefHandler()} handler function, described below.
\end{methoddesc}