Class T

Lib/test/test_operator.py:467–469

Tuple subclass

        # interesting sequences
        class T(tuple):
            'Tuple subclass'
            pass
        self.assertEqual(operator.itemgetter(0)(T('abc')), 'a')
        self.assertEqual(operator.itemgetter(0)(['a', 'b', 'c']), 'a')
        self.assertEqual(operator.itemgetter(0)(range(100, 200)), 100)