协程实现tcp两个客户端的通讯

import socket
import gevent

from gevent import monkey
monkey.patch_all()

def cb_work(recv_num,send_num):
    while True:
        recv_data=list_client[recv_num][0].recv(1024).decode("gbk")
        if recv_data:
            list_client[send_num][0].send(recv_data.encode("gbk"))
        else:
            break
    list_client[recv_num][0].close()
if __name__=="__main__":
    #创建套接字
    tcp_server_socket=socket.socket(socket.AF_INET,socket.SOCK_STREAM)

    #端口复用
    tcp_server_socket.setsockopt(socket.SOL_SOCKET,socket.SO_REUSEADDR,True)
    #绑定地址
    tcp_server_socket.bind(("",8080))
    #监听
    tcp_server_socket.listen(128)
    #等待
    list_client=[]
    list_gevent=[]
    for i in range(2):
        list_client.append(tcp_server_socket.accept())
        if i==1:
            list_gevent.append(gevent.spawn(cb_work,*(i,0)))
        else:
            list_gevent.append(gevent.spawn(cb_work,*(i,1)))

    gevent.joinall(list_gevent)

    tcp_server_socket.close()