'Disassociate the specified QoS with all associations.'

def disassociate_all_qos(self, qos_id):

    url = ('qos-specs/%s/disassociate_all' % qos_id)
    (resp, body) = self.get(url)
    self.expected_success(202, resp.status)
    return rest_client.ResponseBody(resp, body)
