Python--正则匹配IP地址-随机生成IP地址

正则匹配IP地址。方法1：

# !/usr/bin/env python3
# -*- coding=utf-8 -*-
# @Author : zunsi
# @File   : RE匹配IP地址.py
# @Time   : 2019-10-20  21:25:34


import re

str1 = 'Port-channel1.189   192.168.189.254   YES   CONFIG   up   up'

re_result = re.match(r'(wS+d)s+(d{1,3}.d{1,3}.d{1,3}.d{1,3})s+w+s+w+s+(up|down)s+w+',
                     str1.strip()).groups()

print(re_result)

format_str = '{0:<7}:  {1:50}'

print(format_str.format('接  口', re_result[0]))
print(format_str.format('IP地址', re_result[1]))
print(format_str.format('状  态', re_result[2]))

随机生成IP地址：

# !/usr/bin/python3
# -*- coding=utf-8 -*-
# @file: random ip.py
# @time: 2019-10-19  19:01:00


import random


def random_num1():
	num = random.randint(1, 254)
	return num


def random_num2():
	num = random.randint(0, 255)
	return num


def random_ip():
	ip = str(random_num1())+'.'+str(random_num2())+'.'+str(random_num2())+'.'+str(random_num2())
	return ip


if __name__ == '__main__':
	print(random_ip())