【9.3】socket实现聊天和多用户连接

#!/usr/bin/env python
# -*- coding:utf-8 -*-

import socket
import threading

# AF_INET IPv4 SOCK_STREAM TCP协议
server = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
server.bind((‘0.0.0.0‘, 7777))
server.listen()


def handle_sock(sock, addr):
    while True:
        data = sock.recv(1024)
        print(data.decode(‘utf-8‘))
        if ‘bye‘ in data.decode(‘utf-8‘):
            break
        re_data = input()
        sock.send(re_data.encode(‘utf-8‘))
    sock.close()


# 获取从客户端发送的数据，一次获取1K的数据
while True:
    sock, addr = server.accept()

    # 用线程去处理新接收的连接（用户）
    client_thread = threading.Thread(target=handle_sock, args=(sock, addr))
    client_thread.start()

    # data = sock.recv(1024)
    # print(data.decode(‘utf-8‘))
    # re_data = input()
    # sock.send(re_data.encode(‘utf-8‘))
    # sock.close()
    # server.close()

 1 #!/usr/bin/env python
 2 # -*- coding:utf-8 -*-
 3 
 4 import socket
 5 
 6 
 7 client = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
 8 client.connect((‘127.0.0.1‘,7777))
 9 while True:
10     re_data = input()
11     client.send(re_data.encode(‘utf-8‘))
12     data = client.recv(1024)
13     print(data.decode(‘utf-8‘))