为什么我定位的这个标签是空的啊

Question

这里面明明有个数据，然后我定位到这个标签却显示是个空的
我该怎么才能弄到在这个数据啊

Answer 1

好初级的问题...

import requests
from lxml.html import etree
url = 'https://www.cosme.net/product/product_id/10189603/top'
res  =requests.get(url)
res_demo = etree.HTML(res.text)
meta_content = res_demo.xpath("//*[@property='og:title']/@content")[0].split('｜')[2]
print(meta_content)