Ticket #6500: 0055-Make-models-hashable.patch

a/django/db/models/base.py

@@ -110 +110 @@
-    def __ne__(self, other):
-        return not self.__eq__(other)
-
+    def __hash__ (self):
+        return hash(self._get_pk_val())
+
-    def __init__(self, *args, **kwargs):
-        dispatcher.send(signal=signals.pre_init, sender=self.__class__, args=args, kwargs=kwargs)
-