if check_port(host, port): print(f'The port {port} on {host} is open.') else: print(f'The port {port} on {host} is closed.') 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 16. 17. 18. 19. 20. 21. 22. 23. sock.connect 使用socket模块的connect来判断...
在客户端socket断开后,服务器端应该能够知道并且释放socket资源。 判断socket是否已经断开的方法是使用非阻塞的select方式进行socket检查,步骤如下: 1)设置接收到的socket为异步方式; 2)使用select()函数测试一个socket是否可读; 3)如果select()函数返回的值为1,但是使用recv()函数读取的数据长度为0,那么说明该socket...
msg_type = rsp["msg_type"] but in "ws.recv()", there is an error: raise WebSocketConnectionClosedException("socket is already closed.") and the jupyter notebook cmd shows: [I18:04:05.904NotebookApp] Kernel started: 275c3afd-cc10-4a69-8597-9f0d7f3e3a91, name: env37 [W18:04...
# to Nagle's algorithm on a TCP socket. # Also note we want to avoid sending a 0-length buffer separately, # to avoid "broken pipe" errors if the other end closed the pipe. self._send(header + buf) def send(self, obj): """Send a (picklable) object""" self._check_closed() ...
format(port, host)) hosts_with_opened_port.append(host) else: print("Port {} is not open on host: {}".format(port, host)) hosts_with_closed_port.append(host) except socket.gaierror: print("Port {} check returns a network *** ERROR *** on host: {}".format(port, host)) ...
importthreadingimporttimeimportwebsocket# socket访问地址:socket_add='wss://xxxx'defon_message(ws,message):print(f"接收到消息:{message}")defon_error(ws,error):# 程序报错时,就会触发on_error事件print(error)defon_close(ws,param1,param2):print("Connection closed---")defon_open(ws):ws.send(build...
(socket.AF_INET,socket.SOCK_STREAM)ass:try:s.settimeout(0.2)s.connect(('127.0.0.1',port))exceptException:# 建联失败,端口未被占用returnFalses.close()returnTrue# 检测所有待检测端口的状态defcheck_ports(ports):results={}forportinports:results[port]=is_port_listening(port)returnresultsif__name...
@socket_io.on('sub_user_message')defsub_user_message(*args, **kwargs):"""用户需要登录访问加到user_message 房间判断用户登录 :return:"""print(*args)print("sub_user_message") ut=str(args)ifut:#加入房间 房间名称 user_message.#服务端对用户按要求加入不同房间 一个用户一个房间或多个用户一...
。这是因为绘图窗口的关闭只是关闭了图形界面,但Python进程仍在后台运行。Python进程只有在执行完所有代码或者手动终止时才会终止。 这种行为在很多编程语言中都是类似的,不仅限于Python。当...
Now trying to get it to detect websocket closed (after error 1006) and reconnect, but this doesn't work. import asyncio import json import websockets async def socket_connect_ws(): async with websockets.connect('wss://ws.pusherapp.com/app/de23r123r5?protocol=7') as ws: msg = json....