def tearDown(self):
        super(SimpleInstanceTest, self).tearDown()
        CONF.network_label_regex = self.orig_conf
        CONF.ip_start = None
def __init__(self, region, name, retention_in_days=7):
    super(LogGroup, self).__init__()
    self.region = region
    self.name = name
    self.retention_in_days = retention_in_days