Method __getitem__

Lib/test/test_descr.py:3988–3989

(self, x)

        self.assertEqual(str.__getitem__("hello", slice(4)), "hell")
        class S(str):
            def __getitem__(self, x):
                return str.__getitem__(self, x)
        self.assertEqual(S("hello")[:4], "hell")
        self.assertEqual(S("hello")[slice(4)], "hell")
        self.assertEqual(S("hello").__getitem__(slice(4)), "hell")