python之socket模块

UDP

client

#!/usr/bin/env python2.7

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

import socket

s=socket.socket(socket.AF_INET,socket.SOCK_DGRAM)

s.sendto("hello",("localhost",8001))
data,addr = s.recvfrom(1024)

print "receive data:%s from %s" % (data,str(addr))

server

#!/usr/bin/env python2.7

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

import socket
port=8001

s = socket.socket(socket.AF_INET,socket.SOCK_DGRAM)

s.bind(("",port))
while True:

    data,client = s.recvfrom(1024)

    print "receive a connection from %s" % str(client)
s.sendto("echo:"+data,client)

TCP

client

#!/usr/bin/env python2.7

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

import socket

s=socket.socket(socket.AF_INET,socket.SOCK_STREAM,0)
host="localhost"

port=5531
s.connect((host,port))

msg=raw_input("Msg:")
s.send(msg)
data=s.recv(1024)
print "Reply from server----%s" % data

server

#!/usr/bin/env python2.7

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

import socket

s = socket.socket(socket.AF_INET,socket.SOCK_STREAM,0)
host = "localhost"

port = 1235
s.bind((host,port))

s.listen(3)
while True:

    client,ipaddr = s.accept()

    print "Got a connect from %s" % str(ipaddr)

    data = client.recv(1024)

    print "receive data:%s" % data
client.send("echo:"+data)

    client.close()

测试连接MySQL端口，完成tcp三次握手

http://www.open-open.com/lib/view/open1342570701932.html

http://www.cnblogs.com/GarfieldTom/archive/2012/12/16/2820143.html

python之socket模块,码迷,mamicode.com