奇了怪了? 26 行的 input 函数在 Linux 上为啥不阻塞啊?在 Windows 上是阻塞的? - V2EX
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sbldehanhan

奇了怪了? 26 行的 input 函数在 Linux 上为啥不阻塞啊?在 Windows 上是阻塞的?

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  •   sbldehanhan Aug 15, 2023 1530 views
    This topic created in 986 days ago, the information mentioned may be changed or developed.

    import socket #创建服务端的 socket 对象 socketserver socketserver = socket.socket(socket.AF_INET, socket.SOCK_STREAM) host = '192.168.0.103' port = 4567 #绑定地址(包括 ip 地址会端口号) socketserver.bind((host, port)) #设置监听 socketserver.listen(5) #等待客户端的连接 #注意:accept()函数会返回一个元组 #元素 1 为客户端的 socket 对象,元素 2 为客户端的地址(ip 地址,端口号) clientsocket,addr = socketserver.accept()

    #while 循环是为了能让对话一直进行,直到客户端输入 q while True:

    #接收客户端的请求 recvmsg = clientsocket.recv(1024) #把接收到的数据进行解码 strData = recvmsg.decode("utf-8") #判断客户端是否发送 q ,是就退出此次对话 if strData=='q': break print("收到:"+strData) msg = input("回复:") #对要发送的数据进行编码 clientsocket.send(msg.encode("utf-8")) 
    gdcbhtd
        1
    gdcbhtd  
       Aug 15, 2023
    好像是在 Windows 上,input 函数会阻塞代码的执行,直到用户输入回车键,并返回用户输入的内容。而在 Linux 上,input 函数默认情况下是非阻塞的,它会立即返回一个空字符串,不会等待用户输入。
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