'List the quota class set for a quota class.'

def show_quota_class_set(self, quota_class_id):

    url = ('os-quota-class-sets/%s' % quota_class_id)
    (resp, body) = self.get(url)
    body = json.loads(body)
    self.validate_response(classes_schema.get_quota_class_set, resp, body)
    return rest_client.ResponseBody(resp, body)
