def testNoneGreaterThanEqualNone(self):
        et1 = ExpiryTime(None)
        et2 = ExpiryTime(None)
        self.assertTrue(et1 <= et2)
        self.assertTrue(et1 <= et2)
dataset/ETHPy150Open godaddy/Thespian/thespian/system/test/test_expirytime.py/TestExpiryTime.testNoneGreaterThanEqualNone/swapped operands of `<=`