Method test_no_kwargs

Lib/test/test_genericalias.py:520–523

(self)

                self.assertEqual(ref(alias)(), alias)

    def test_no_kwargs(self):
        # bpo-42576
        with self.assertRaises(TypeError):
            GenericAlias(bad=float)

    def test_subclassing_types_genericalias(self):
        class SubClass(GenericAlias): ...