import socket
s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
# 建立连接:
s.connect(('127.0.0.1', 9999))
# 接收欢迎消息:
print(s.recv(1024).decode('utf-8'))
for data in [b'Michael', b'Tracy', b'Sarah']:
# 发送数据:
s.send(data)
print(s.recv(1024).decode('utf-8'))
s.send(b'exit')
s.close() import socket
import threading
import time
# from threading import Thread
s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
# 监听端口:
s.bind(('127.0.0.1', 9999))
s.listen(5)
print('Waiting for connection...')
def tcplink(sock, addr):
print('Accept new connection from %s:%s...' % addr)
sock.send(b'Welcome!')
while True:
data = sock.recv(1024)
time.sleep(1)
if not data or data.decode('utf-8') == 'exit':
break
sock.send(('Hello, %s!' % data.decode('utf-8')).encode('utf-8'))
sock.close()
print('Connection from %s:%s closed.' % addr)
while True:
# 接受一个新连接:
sock, addr = s.accept()
# 创建新线程来处理TCP连接:
t = threading.Thread(target=tcplink, args=(sock, addr))
t.start() 3.操作过程
开两个控制台窗口,先运行服务端 python3 serverSocket.py
然后运行客户端 python3 socketClient.py
socket连接截图如下
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