def test_greaterThan(self):
        """
        L{cmp} returns 1 if its first argument is bigger than its second.
        """
        self.assertEqual(cmp(4, 0), 1)
        self.assertEqual(cmp(b"z", b"a"), 1)

        L{cmp} returns 1 if its first argument is bigger than its second.
        
stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_compat.py