9，python实现----多线程tcp服务端

import socket

import threading





# 接收消息

def recv_msg(client_socket):

    while True:

        recv_data = client_socket.recv(1024)

        if recv_data:

            recv_content = recv_data.decode('gbk')

            print('>>', recv_content)

        else:

            print('客户端断开连接了')

            client_socket.close()

            break





# 发送消息

def send_msg(client_socket):

    while True:

        send_data = input("<<:")

        send_content = send_data.encode('gbk')

        client_socket.send(send_content)





if __name__ == '__main__':

    # 创建tcpsocket

    tcp_server_socket = socket.socket(socket.AF_INET, socket.SOCK_STREAM)

    # 绑定端口和ip地址

    tcp_server_socket.bind(("", 8899))

    # 设置被动套接字

    tcp_server_socket.listen(128)

    while True:

        # 接收客户端连接请求

        client_socket, ip_port = tcp_server_socket.accept()

        # 创建线程处理客户端的请求

        client_thread_recv = threading.Thread(target=recv_msg, args=(client_socket,))

        client_thread_recv.setDaemon(True)

        client_thread_send = threading.Thread(target=send_msg, args=(client_socket,))

        client_thread_send.setDaemon(True)



        # 开启线程

        client_thread_recv.start()

        client_thread_send.start()

    # 服务端套接字关闭

    tcp_server_socket.close()