must provide this method

diff --git a/Lib/collections.py b/Lib/collections.py
index 0d35bfd0c51dedf4da9eda303b6e7f329d5f4d72..8fb123fbc107be81a9d03396d846f16e95ea92ea 100644 (file)
--- a/Lib/collections.py
+++ b/Lib/collections.py
@@ -132,6 +132,9 @@ class OrderedDict(dict, MutableMapping):
                    all(p==q for p, q in zip(self.items(), other.items()))
         return dict.__eq__(self, other)
 
+    def __ne__(self, other):
+        return not self == other
+
 
 
 ################################################################################