def getAppkey(): datatype_list = [] try: from MysqlClient import MysqlClient client = MysqlClient("saas_meta") result = client.getAppkey_app() datatype_list = [item["appkey"] for item in result] client.closeMysql() except: import traceback print traceback.print_exc() datatype_list.append("hbtv") if "hbtv" not in datatype_list else None return datatype_list