python lxml 解析

1.lxml的安装

 pip install lxml

2.导入lxml 的 etree 库

from lxml import etree

 

示例1

from lxml import etree

html = etree.HTML(response.text)

ret_list = html.xpath("xpath字符串")

 
示例2

href_list = html.xpath("//li[@class='item-1']/a/@href")
title_list = html.xpath("//li[@class='item-1']/a/text()")