Python爬虫，定时轮询网址

原创

编码小二 2022-02-17 11:21:20 ©著作权

文章标签 Python 爬虫定时访问 .net html 文章分类 Python 后端开发

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参考代码如下：

# -*- coding:utf-8 -*-

import datetime

import time

import urllib.request



url = { '0' : 'https://blog.csdn.net/Fighting_Boom/article/details/88732537', # Linux通用 源码方式安装OpenCV3

  '1' : 'https://blog.csdn.net/Fighting_Boom/article/details/82185415', # 树莓派3B+ 安装官方原版系统

  '2' : 'https://blog.csdn.net/Fighting_Boom/article/details/87969477', # 百度云资料备份

  '3' : 'https://blog.csdn.net/Fighting_Boom/article/details/90256610', # cheese 打开摄像头黑屏

  '4' : 'https://blog.csdn.net/Fighting_Boom/article/details/88786412', # vim 设置主题行号

  '5' : 'https://blog.csdn.net/Fighting_Boom/article/details/82215362', # 树莓派源码方式安装OpenCV

  '6' : 'https://blog.csdn.net/Fighting_Boom/article/details/82737108', # keil4 keil5 兼容安装破解

  '7' : 'https://blog.csdn.net/Fighting_Boom/article/details/81534927', # 15指纹识别

  '8' : 'https://blog.csdn.net/Fighting_Boom/article/details/81584897', # pycharm 安装破解教程

  '9' : 'https://blog.csdn.net/Fighting_Boom/article/details/83315486', # ESP8266 贝壳物联

  '10': 'https://blog.csdn.net/Fighting_Boom/article/details/90607435', # ASCII码表

  '11': 'https://blog.csdn.net/Fighting_Boom/article/details/90690630', # ubuntu shell 命令行关机卡死

  '12': 'https://blog.csdn.net/Fighting_Boom/article/details/90697499', # ubuntu ping不通win10

  '13': 'https://blog.csdn.net/Fighting_Boom/article/details/90747150', # ubuntu 无法联网 目标主机不可达

  '14': 'https://blog.csdn.net/Fighting_Boom/article/details/91417400', # windows 搭建SVN服务器

  '15': 'https://blog.csdn.net/Fighting_Boom/article/details/91983972', # linux UDP通信 sendto错误

  '16': 'https://blog.csdn.net/Fighting_Boom/article/details/91990142', # ubuntu wifi 图标 扇形





}





def getHtml(url):

  page = urllib.request.urlopen(url)

  html = page.read()

  html = html.decode('utf-8')

  return html




def main():

  for i in url:

    getHtml( url[i] )

    time.sleep(4)

# time.sleep(47)




while(1):

  main()