爬虫 Task 2

bs4、xpath和正则表达式

 

BS4

Beautiful Soup 4.4.0 文档：

https://beautifulsoup.readthedocs.io/zh_CN/v4.4.0/

BS4爬虫语法：

https://www.jianshu.com/p/9254bdc467b2

python BS4的使用

https://www.cnblogs.com/gl1573/p/9480022.html

Pyhon BS4的详细介绍

https://blog.youkuaiyun.com/qq_43194257/article/details/87786316

 

XPATH

xpath网络爬虫：

https://www.jianshu.com/p/85a3004b5c06

Xpath 菜鸟教程：

https://www.runoob.com/xpath/xpath-tutorial.html

Xpath W3school教程：

https://www.w3school.com.cn/xpath/index.asp

 

爬虫需要使用的正则表达式

https://blog.youkuaiyun.com/zyz_home/article/details/79712353

https://www.cnblogs.com/lei0213/p/7000748.html

https://www.jianshu.com/p/f813624e02b4

https://blog.youkuaiyun.com/xun527/article/details/78406847