本文实例讲述了Python3 socket同步通信。分享给大家供大家参考，具体如下：
本文比较简单，适合入门用，作个笔记，方便日后抄写
一个服务端，一个客户端，而且是阻塞方式，一次只能接受一个客户端连接并通信噢。
客户端发送‘bye', 结束与服务端的通信，如果发送'shutdown'，服务端将会关闭自己！
服务端代码:
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from socket import *
from time import ctime
HOST = ''
PORT = 21567
BUFSIZE = 1024
ADDR = (HOST, PORT)
tcpSerSock = socket(AF_INET, SOCK_STREAM)
tcpSerSock.bind(ADDR)
tcpSerSock.listen(5)
quit = False
shutdown = False
while True:
print('waiting for connection...')
tcpCliSock, addr = tcpSerSock.accept()
print('...connected from: ', addr)
while True:
data = tcpCliSock.recv(BUFSIZE)
data = data.decode('utf8')
if not data:
break
ss = '[%s] %s' %(ctime(), data)
tcpCliSock.send(ss.encode('utf8'))
print(ss)
if data == 'bye':
quit = True
break
elif data == 'shutdown':
shutdown = True
break
print('Bye-bye: [%s: %d]' %(addr[0], addr[1]))
tcpCliSock.close()
if shutdown:
break
tcpSerSock.close()
print('Server has been
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客户端代码:
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from socket import *
HOST = 'localhost'
PORT = 21567
BUFSIZE = 1024
ADDR = (HOST, PORT)
tcpCliSock = socket(AF_INET, SOCK_STREAM)
tcpCliSock.connect(ADDR)
while True:
data = input('>')
if not data:
continue
print('input data: [%s]' %data)
tcpCliSock.send(data.encode('utf8'))
rdata = tcpCliSock.recv(BUFSIZE)
if not rdata:
break
print(rdata.decode('utf8'))
if data == 'bye' or data == 'shutdown':
break
tcpCliSock.close()
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希望本文所述对大家Python程序设计有所帮助。