服务器端：server.py

# -*- coding: utf-8 -*-

from socket import *

HOST=''

PORT=5000

BUFF_SIZE=1024

ADDR=(HOST,PORT)

serTCP=socket(AF_INET,SOCK_STREAM)

serTCP.bind(ADDR)

serTCP.listen(5)

while True:

    print 'waiting for connect...'

    cliTcp,addr=serTCP.accept()

    print 'successful connect from ',addr

    while True:

        try:

            data=cliTcp.recv(BUFF_SIZE)

            if not data.strip():

                break

            print data

            cliTcp.send(data)

        except:

            print 'client has exit!'

            break

    cliTcp.close()

serTCP.close()

raw_input("press enter")

客户端：client.py

# -*- coding: utf-8 -*-

from socket import *

HOST='127.0.0.1'

PORT=5000

BUFF_SIZE=1024

ADDR=(HOST,PORT)

try:

    cliTcp=socket(AF_INET,SOCK_STREAM)

    cliTcp.connect(ADDR)

    print 'successful connect'

except:

    print 'faild linked'

else:

    while True:

        data=raw_input('input your messsage >')

        if not data.strip():  #如果数据为空则关闭连接

            break

        cliTcp.send(data)

        data2=cliTcp.recv(BUFF_SIZE)  #接收来自服务器的数据

        if not data2.strip():

            break

        print data2

cliTcp.close()