python对ip地址进行排序、分类的方法详解

import socket
ip_list = ['10.5.11.1', '192.168.1.33', '10.5.2.4', '10.5.1.3', '10.5.11.13', '10.5.11.12', '10.5.1.1', '10.5.1.2',
          '10.5.1.11', '10.5.1.13']
print(sorted(ip_list, key=socket.inet_aton))
for i in sorted(ip_list, key=socket.inet_aton):
    print(i)

ip_list = ['192.168.1.33', '10.5.2.4', '10.5.1.3', '202.98.96.68', '133.120.1.1', '192.168.1.22']
print(sorted(ip_list, key=lambda x: (int(x.split('.')[0]), int(x.split('.')[1]), int(x.split('.')[2]))))
ip_lst = sorted(ip_list, key=lambda x: (int(x.split('.')[0]), int(x.split('.')[1]), int(x.split('.')[2])))
for i in ip_lst:
    print(i)

ip_list = ['192.168.1.33', '10.5.2.4', '10.5.1.3', '202.98.96.68', '133.120.1.1', '192.168.1.22']
for ip in ip_list:
    last_ip_num = ip.split('.')[-1]
    with open('data/xxx.xxx.xxx.{}.txt'.format(last_ip_num), 'a', encoding='utf-8') as f:
        f.write(ip)

ip_list = ['192.168.1.33', '10.5.2.33', '10.5.1.33', '202.98.96.1', '133.120.1.1', '192.168.1.1']
ip_dic_save = {}
for ip in ip_list:
    last_ip_num = ip.split('.')[-1]
    if f'xxx.xxx.xxx.{last_ip_num}.txt' not in ip_dic_save:
        ip_dic_save[f'xxx.xxx.xxx.{last_ip_num}.txt'] = []
        ip_dic_save[f'xxx.xxx.xxx.{last_ip_num}.txt'].append(ip + ';')
    else:
        ip_dic_save[f'xxx.xxx.xxx.{last_ip_num}.txt'].append(ip + ';')
print(ip_dic_save)
path = 'data/'
for key, value in ip_dic_save.items():
    with open(path + key, 'a', encoding='utf-8') as f:
        f.writelines(value)