Python Day33 套接字作业

服务端

import socket

server = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
server.bind(
    ('127.0.0.1', 9527),
)
server.listen(5)
while True:
    conn, addr = server.accept()
    while True:
        try:
            data = conn.recv(1024)
            if not data:break
            res=data.decode('utf-8').upper()
            print(res.encode('utf-8'))
            conn.send(res.encode('utf-8'))
        except Exception as e:
            print(e)
            break

    conn.close()

客户端

import socket

client=socket.socket(socket.AF_INET,socket.SOCK_STREAM)
client.connect(
    ('127.0.0.1',9527)
)
while True:
    msg=input('===>:')
    if len(msg)==0:break
    client.send(msg.encode('utf-8'))
    conn=client.recv(1024)
    print(conn.decode('utf-8'))
client.close()