py sokcet 1 简单tcp server和client

#

from socket import *
from time import ctime

HOST=''
PORT=21567
BUFSIZ=1024
ADDR=(HOST,PORT)
tcpSerSock=socket(AF_INET,SOCK_STREAM)
tcpSerSock.bind(ADDR)
tcpSerSock.listen(5)

while True:
print 'waiting for connection ...'
tcpCliSock,addr=tcpSerSock.accept()
print '...connected from :',addr
while True:
data=tcpCliSock.recv(BUFSIZ)
if not data:
break
print data
tcpCliSock.send('[%s]%s' % (ctime(),data))
tcpCliSock.close()
tcpSerSock.close()

#!/usr/bin/env python

from socket import *

HOST = 'localhost'
PORT = 21567
BUFSIZ = 1024
ADDR = (HOST, PORT)

tcpCliSock = socket(AF_INET, SOCK_STREAM)
tcpCliSock.connect(ADDR)

while True:
data = raw_input('> ')
if not data:
break
tcpCliSock.send(data)
data = tcpCliSock.recv(BUFSIZ)
if not data:
break
print data

tcpCliSock.close()