【Python】【爬虫】爬取豆瓣电影评分

import requests
import re
import csv

url = "https://movie.douban.com/top250"
headers = {
    "User-Agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.0.0 Safari/537.36 Edg/107.0.1418.62"
}
resp = requests.get(url, headers=headers)
page_content = resp.text
obj = re.compile(r'<li>.*?<div class="item">.*?<span class="title">(?P<name>.*?)'
                 r'</span>.*?<p class="">.*?<br>(?P<year>.*?) .*?<span '
                 r'class="rating_num" property="v:average">(?P<score>.*?)</span>.*?'
                 r'<span>(?P<num>.*?)人评价</span>',re.S)
result = obj.finditer(page_content)
f=open("data.csv",mode="w")
csvwriter = csv.writer(f)
for it in result:
    #print(it.group("name"))
  #  print(it.group("score"))
  #  print(it.group("num"))
 #   print(it.group("year").strip())
    dic = it.groupdict()
    dic['year'] =dic['year'].strip()
    csvwriter.writerow(dic.values())
f.close()
print("over!")