timeutils.py 文件源码

def utcnow_ts(microsecond=False):
    """Timestamp version of our utcnow function.

    See :py:class:`oslo_utils.fixture.TimeFixture`.

    .. versionchanged:: 1.3
       Added optional *microsecond* parameter.
    """
    if utcnow.override_time is None:
        # NOTE(kgriffs): This is several times faster
        # than going through calendar.timegm(...)
        timestamp = time.time()
        if not microsecond:
            timestamp = int(timestamp)
        return timestamp

    now = utcnow()
    timestamp = calendar.timegm(now.timetuple())

    if microsecond:
        timestamp += float(now.microsecond) / 1000000

    return timestamp