数字IP 与 ip地址转换

#!/usr/bin/env python

import string

def ch1(num):
  s = []
  for i in range(4):
    s.append(str(num %256))
    num /= 256
  return ‘.‘.join(s[::-1])

file_object = open(‘gslb.v101‘)
for line in file_object:
   ip_list = line.split(‘ ‘)
   print ch1(int(ip_list[0])),‘--->‘,ch1(int(ip_list[1]))

file_object.close( )

3549401088 3549421567
       3549749248 3549757439
       3671023616 3671056383
       3719389184 3719391231
       3729636096 3729636351