#!/usr/bin/env python

#coding:utf-

import os,sys

from socket import gethostbyname

DOMAIN= "G:/PycharmProject/fullstack2/week1/domain.txt"

def main():

    #domain.txt里面存储的是需要批量解析的域名列表，一行一个

    with open(DOMAIN,'r') as f:

        for line in f.readlines():

            try:

                 host = gethostbyname(line.strip('\n'))

            except Exception as e:

                print e

            else:

                #result.txt里面存储的是批量解析后的结果，不用提前创建

                with open('result.txt','a+') as r:

                    r.write(line.strip('\n') + ' ')

                    r.write(host + '\n')

if __name__ == '__main__':

    main()

[Errno ] getaddrinfo failed

[Errno ] getaddrinfo failed

[Errno ] getaddrinfo failed

[Errno ] getaddrinfo failed

#!/usr/bin/env python

#coding:utf-

from socket import gethostbyname

DOMAIN= "G:/PycharmProject/fullstack2/week1/e.txt"

with open(DOMAIN,'r') as f:

     for line in f.readlines():

        try:

            host = gethostbyname(line.strip('\n'))  #域名反解析得到的IP

        except Exception as e:

            with open('error.txt','a+') as ERR:  #error.txt为没有IP绑定的域名

                ERR.write(line.strip()+ '\n')

        else:

            with open('result.txt','a+') as r: #result.txt里面存储的是批量解析后的结果

                r.write(line.strip('\n') + ' ')   #显示有ip绑定的域名，用空格隔开

                r.write(host + '\n')