PYTHON-952 - Fix an issue with killCursors handling

Author: behackett

pymongo/message.py

@@ -232,6 +232,20 @@ def namespace(self):
  """The namespace this cursor."""
  return self.__namespace
 
+ def __hash__(self):
+ # Two _CursorAddress instances with different namespaces
+ # must not hash the same.
+ return (self + (self.__namespace,)).__hash__()
+
+ def __eq__(self, other):
+ if isinstance(other, _CursorAddress):
+ return (tuple(self) == tuple(other)
+ and self.namespace == other.namespace)
+ return NotImplemented
+
+ def __ne__(self, other):
+ return not self == other
+
 
 def __last_error(namespace, args):
  """Data to send to do a lastError.