def test_hash(self): 'Test that _I is hashable.' i1 = _table._I() i2 = _table._I() h1 = hash(i1) h2 = hash(i2) assert h1 != h2
def test_weakref(self): 'Test that _I can have a weak ref.' i = _table._I() ref = weakref.ref(i) assert ref() is i del i assert ref() is None