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Issue 2235: __hash__ is once again inherited by default, but inheritance can be blocked explicitly so that collections.Hashable remains meaningful

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Nick Coghlan 2008-07-15 14:27:37 +00:00
parent 9ace15ca25
commit 53663a695e
14 changed files with 134 additions and 134 deletions
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3
Lib/test/seq_tests.py
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@ -214,8 +214,7 @@ class CommonTest(unittest.TestCase):
# So instances of AllEq must be found in all non-empty sequences.
def __eq__(self, other):
return True
def __hash__(self):
raise NotImplemented
__hash__ = None # Can't meet hash invariant requirements
self.assert_(AllEq() not in self.type2test([]))
self.assert_(AllEq() in self.type2test([1]))