python---dns查询

#!/usr/bin/python

import sys,socket

def print_array(*arr):

        array = arr

        for item in array:

                print item[4][0]

print '''this script is for host resolve

print "now this begin...

if you want to leave,please input "break"'''

while 1:

        try:

                host = raw_input("please input the host: ")

        except KeyboardInterrupt:

                print "\n",

                continue

        except :

                print "\n",

                continue

        if host == "break" or host == "":

                break

        result = socket.getaddrinfo(host,None,0,socket.SOCK_STREAM)

        print_array(*result)