server.py 文件源码

def ping(loop, resp, client_guid):
    # periodically send ping to the browser. Any message that
    # starts with ":" colon ignored by a browser and could be used
    # as ping message.
    while True:
        await asyncio.sleep(15, loop=loop)
        current_app.logger.debug('pubsub.ping guid=%s', client_guid)
        resp.write(b': ping\r\n\r\n')


# @log_errors