Missing return

raymond.hettinger · raymond.hettinger · commit efddf21d2d68 · 2008-01-31T01:42:11.000Z
git-svn-id: http://svn.python.org/projects/python/trunk@60470 6015fed2-1504-0410-9fe1-9d1591cc4771
diff --git a/Lib/_abcoll.py b/Lib/_abcoll.py
@@ -293,6 +293,7 @@ def __ixor__(self, it):
                 self.discard(value)
             else:
                 self.add(value)
+        return self
 
     def __isub__(self, it):
         for value in it:
