根据网段和掩码查询起始和结束 IP

ip.py

#!/usr/bin/env python
# -*- coding: utf-8 -*-

from IPy import IP

file_path = "/Users/wateer/Downloads/1"
"""
file content like this:
183.232.67.128	255.255.255.240
183.232.76.98	255.255.255.248
219.135.102.128	255.255.255.224
219.135.102.32	255.255.255.240
221.5.37.34	255.255.255.248
"""


def process(ip, mask):
    x = IP(ip).make_net(mask)
    return str(x[0]), str(x[-1])


def main():
    with open(file_path) as f:
        for i in f:
            ip = i.strip().split()[0]
            mask = i.strip().split()[1]

            x =  process(ip, mask)
            print x[0], x[1]


if __name__ == "__main__":
    main()