Method persistent_load

Lib/test/test_pickle.py:286–288

(pid)

    def test_unpickler_instance_attribute(self):
        def persistent_load(pid):
            called.append(pid)
            return pid

        for proto in range(pickle.HIGHEST_PROTOCOL + 1):
            unpickler = self.unpickler(io.BytesIO(self.dumps('abc', proto)))