Jekins failure :unit.test_timeutils.TimeUtilsTest.test_parse_isotime_micro_second_precision

[ChangBo Guo(gcb)]

ft175.14: unit.test_timeutils.TimeUtilsTest.test_parse_isotime_micro_second_precision_StringException: Empty attachments:
  pythonlogging:'openstack.common'
  stderr
  stdout

Traceback (most recent call last):
  File "/home/jenkins/workspace/gate-oslo-incubator-python26/tests/unit/test_timeutils.py", line 68, in test_parse_isotime_micro_second_precision
    self.assertEqual(skynet_self_aware_time_ms_utc, expect)
  File "/home/jenkins/workspace/gate-oslo-incubator-python26/.tox/py26/lib/python2.6/site-packages/testtools/testcase.py", line 322, in assertEqual
    self.assertThat(observed, matcher, message)
  File "/home/jenkins/workspace/gate-oslo-incubator-python26/.tox/py26/lib/python2.6/site-packages/testtools/testcase.py", line 417, in assertThat
    raise MismatchError(matchee, matcher, mismatch, verbose)
MismatchError: !=:
reference = datetime.datetime(1997, 8, 29, 6, 14, 0, 123, tzinfo=<iso8601.iso8601.Utc object at 0x15db850>)
actual = datetime.datetime(1997, 8, 29, 6, 14, 0, 123000, tzinfo=<iso8601.iso8601.Utc object at 0x15db850>)

[ChangBo Guo(gcb) (glongwave)]

I met this issue at least twice .

See http://logs.openstack.org/48/28848/5/check/gate-oslo-incubator-python26/b2e7f09/