How to use the freezegun.api._freeze_time function in freezegun

tick, as_arg)

    if ignore is None:
        ignore = []
    ignore = ignore[:]
    ignore.append('nose.plugins')
    ignore.append('six.moves')
    ignore.append('django.utils.six.moves')
    ignore.append('google.gax')
    ignore.append('threading')
    ignore.append('Queue')
    ignore.append('selenium')
    ignore.append('_pytest.terminal.')
    ignore.append('_pytest.runner.')

    return _freeze_time(time_to_freeze, tz_offset, ignore, tick, as_arg, auto_tick_seconds)