def _roundtrip(self, obj):
        pickled = jsonpickle.encode(obj)
        unpickled = jsonpickle.decode(pickled)
        self.assertEquals(obj, unpickled)
pickle and then unpickle object, then assert the new object is the
dataset/ETHPy150Open jsonpickle/jsonpickle/tests/datetime_test.py/DateTimeSimpleTestCase._roundtrip