pickletester.py 文件源码

def test_attribute_name_interning(self):
        # Test that attribute names of pickled objects are interned when
        # unpickling.
        for proto in protocols:
            x = C()
            x.foo = 42
            x.bar = "hello"
            s = self.dumps(x, proto)
            y = self.loads(s)
            x_keys = sorted(x.__dict__)
            y_keys = sorted(y.__dict__)
            for x_key, y_key in zip(x_keys, y_keys):
                self.assertIs(x_key, y_key)