服务端代码

from gevent import monkey
monkey.patch_all()
from gevent import spawn
import socket


def communicate(conn):
    while True:
        try:
            data = conn.recv(1024)
            if len(data) == 0:break
            print(data.decode("utf-8"))
            conn.send(data.upper())
        except ConnectionResetError:
            break
    conn.close()

def server():
    server = socket.socket()
    server.bind(("127.0.0.1",8080))
    server.listen(5)
    while True:
        conn,addr = server.accept()
        spawn(communicate())
if __name__ == '__main__':
    s1 = spawn(server)
    s1.join()from gevent import monkey
monkey.patch_