def test_tuples_are_immutable_so_appending_is_not_possible(self):
    count_of_three = (1, 2, 5)
    try:
        count_of_three.append('boom')
    except Exception as ex:
        self.assertEqual(AttributeError, type(ex))
        self.assertMatch('object', ex[0])
def test_tuples_are_immutable_so_appending_is_not_possible(self):
    count_of_three = (1, 2, 5)
    try:
        count_of_three.append('boom')
    except Exception as ex:
        self.assertEqual(AttributeError, type(ex))
        self.assertMatch('object', ex[0])