def test_parse_iso_8601_time_str(self):
        import datetime
        from route53.util import parse_iso_8601_time_str
        self.assertEqual(parse_iso_8601_time_str('2013-07-28T01:00:01Z'),
            datetime.datetime(2013, 7, 28, 1, 0, 1, 0, \
            tzinfo=UTC()))
        self.assertEqual(parse_iso_8601_time_str('2013-07-28T01:00:01.001Z'),
            datetime.datetime(2013, 7, 28, 1, 0, 1, 1000, \
            tzinfo=UTC()))
At times, Amazon hands us a timestamp with no microseconds.
dataset/ETHPy150Open gtaylor/python-route53/tests/test_util.py/UtilTestCase.test_parse_iso_8601_time_str