为什么爬豆瓣成这样了？

你怕是在梦里哦

[code]import requests
from lxml import etree
#将目标页面抓取下来
headers = {
    'User-Agent':'Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3538.25 Safari/537.36 Core/1.70.3741.400 QQBrowser/10.5.3863.400',
    'Referer': 'https://movie.douban.com/'}
url = 'https://movie.douban.com/'
response = requests.get(url,headers= headers)
text= response.text

#将抓取下来的数据进行一定规则的提取
html = etree.HTML(text)
ul = html.xpath("//ul[@class='lists']")[0]
lis = ul.xpath("./li")
for li in lis:
    title = li.xpath('@data-title')[0]
    actors = li.xpath('@data-actors')[0]
    movies =[]
    movie = {
        'title':title,
        'actors':actors
}
    movies.append(movie)


出现
Traceback (most recent call last):
  File "C:/Users/lenovo/PycharmProjects/SCRAPY/DAY3/豆瓣250/main.py", line 13, in <module>
    ul = html.xpath("//ul[@class='lists']")[0]
IndexError: list index out of range

BngThea

是不是xpath写错了，解析为空

wp231957

你打印一下 response.text  里面应该没有你要找的数据