Method test_pickling_subclass_date

Lib/test/datetimetester.py:1960–1968

(self)

                    self.assertEqual(dt.extra, 7)

    def test_pickling_subclass_date(self):

        args = 6, 7, 23
        orig = SubclassDate(*args)
        for pickler, unpickler, proto in pickle_choices:
            green = pickler.dumps(orig, proto)
            derived = unpickler.loads(green)
            self.assertEqual(orig, derived)
            self.assertTrue(isinstance(derived, SubclassDate))

    def test_backdoor_resistance(self):
        # For fast unpickling, the constructor accepts a pickle byte string.