Method test_pickle

Lib/test/test_codecs.py:1997–2002

(self)

            copy.deepcopy(f)

    def test_pickle(self):
        for proto in range(pickle.HIGHEST_PROTOCOL + 1):
            with self.subTest(protocol=proto):
                f = self.writer(Queue(b''))
                with self.assertRaisesRegex(TypeError, 'StreamWriter'):
                    pickle.dumps(f, proto)


class StreamReaderWriterTest(unittest.TestCase):