Method test_gh_120161

Lib/test/datetimetester.py:7408–7440

(self)

    @support.cpython_only
    def test_gh_120161(self):
        with self.subTest('simple'):
            script = textwrap.dedent("""
                import datetime
                from _ast import Tuple
                f = lambda: None
                Tuple.dims = property(f, f)

                class tzutc(datetime.tzinfo):
                    pass
                """)
            script_helper.assert_python_ok('-c', script)

        with self.subTest('complex'):
            script = textwrap.dedent("""
                import asyncio
                import datetime
                from typing import Type

                class tzutc(datetime.tzinfo):
                    pass
                _EPOCHTZ = datetime.datetime(1970, 1, 1, tzinfo=tzutc())

                class FakeDateMeta(type):
                    def __instancecheck__(self, obj):
                        return True
                class FakeDate(datetime.date, metaclass=FakeDateMeta):
                    pass
                def pickle_fake_date(datetime_) -> Type[FakeDate]:
                    # A pickle function for FakeDate
                    return FakeDate
                """)
            script_helper.assert_python_ok('-c', script)

    def test_update_type_cache(self):
        # gh-120782