test_operator.py 文件源码

def test_contains(self):
        self.assertRaises(TypeError, operator.contains)
        self.assertRaises(TypeError, operator.contains, None, None)
        self.assertTrue(operator.contains(range(4), 2))
        self.assertFalse(operator.contains(range(4), 5))
        with test_support.check_py3k_warnings():
            self.assertTrue(operator.sequenceIncludes(range(4), 2))
            self.assertFalse(operator.sequenceIncludes(range(4), 5))