Patch #1434038: property() now uses the getter's docstring if there is
no "doc" argument given. This makes it possible to legitimately use
property() as a decorator to produce a read-only property.
diff --git a/Doc/lib/libfuncs.tex b/Doc/lib/libfuncs.tex
index 12dbc0c..9b6bfe9 100644
--- a/Doc/lib/libfuncs.tex
+++ b/Doc/lib/libfuncs.tex
@@ -771,7 +771,12 @@
     x = property(getx, setx, delx, "I'm the 'x' property.")
 \end{verbatim}
 
+  If given, \var{doc} will be the docstring of the property attribute.
+  Otherwise, the property will copy \var{fget}'s docstring (if it
+  exists).
+
   \versionadded{2.2}
+  \versionchanged[Use \var{fget}'s docstring if no \var{doc} given]{2.5}
 \end{funcdesc}
 
 \begin{funcdesc}{range}{\optional{start,} stop\optional{, step}}