Python 测试端口是否可以联通

#!/usr/bin/env python
#coding:utf-8
import os,sys,socket
if len(sys.argv) != 3 :
        print './tcpporttest.py IP PORT'
        sys.exit()
HOST = sys.argv[1]
PORT = sys.argv[2]
s=socket.socket(socket.AF_INET,socket.SOCK_STREAM)
ADDR = (str(HOST),int(PORT))
for i in range(1,10):
        status = s.connect_ex(ADDR)
        os.system('sleep 1')
        if status != 0:
                print 'Connection to %s %s port [tcp] failure' % (HOST,PORT)
        else:
                print 'Connection to %s %s port [tcp] succeeded!' % (HOST,PORT)
                break


Python 测试端口是否可以联通

测试连接9次，连接成功则立即退出！