DataUpdater.py 文件源码

def put_connection(self, cnn):
        if cnn.closed:
            logger.info("discarding closed connection")
            return

        status = cnn.get_transaction_status()
        if status == ext.TRANSACTION_STATUS_UNKNOWN:
            logger.info("closing connection in unknown status")
            cnn.close()
            return

        elif status != ext.TRANSACTION_STATUS_IDLE:
            logger.warn("rolling back transaction in status %s", status)
            cnn.rollback()

        self._connection = cnn