使用pyquery爬取豆瓣电影top250，存储在mongodb

直接上代码

 1 from pyquery import PyQuery as pq
 2 from requests import request
 3 import re
 4 import pymongo
 5 
 6 
 7 class SpiderDouBan2:
 8 
 9 
10     def __init__(self):
11         client = pymongo.MongoClient(host='localhost', port=27017)
12         db = client['spider_db']
13         self.collection = db['douban_movie_top250_2']
14 
15 
16 
17     def get_doc(self, url):
18         '''
19         获取某一页的doc
20         :param url: 地址
21         :return:
22         '''
23         doc = pq(url)
24         return doc
25 
26 
27     def get_one_page(self, doc, order):
28         '''
29         获取某一页的内容
30         :return:
31         '''
32         movie_names = [name.text() for name in doc('.title').items() if not re.search('\/', name.text())]
33         movie_actors = [re.sub('\xa0|" "', '', actor.text()).split('\n') for actor in doc('.info .bd')('p:first-child').items()]
34         movie_rates = [rate.text() for rate in doc('.rating_num').items()]
35         comment_nums = [comment_num.text() for comment_num in doc('.star')('span:last-child').items()]
36         short_comments = [short_comment.text()[:-1] for short_comment in doc('.inq').items()]
37         for index, name in enumerate(movie_names):
38             print(f'正在爬取第{order + index + 1}条数据...')
39             movie_info = {
40                         'order': f'No.{order + index + 1}',
41                         'movie_name': name,
42                         'movie_actor': movie_actors[index][0].rstrip('\/'),
43                         'movie_type': movie_actors[index][1],
44                         'movie_rate': f'{movie_rates[index]}分',
45                         'comment_num': comment_nums[index],
46                         'short_comment': short_comments[index]
47                         }
48             self.collection.insert_one(movie_info)
49 
50 
51 
52     def main(self, url, order):
53         '''
54         主程序
55         :return:
56         '''
57         doc = self.get_doc(url)
58         self.get_one_page(doc, order)
59 
60 
61 if __name__ == '__main__':
62     for offset in range(0, 250, 25):
63         order = offset
64         url = f'https://movie.douban.com/top250?start={str(offset)}'
65         SpiderDouBan2().main(url, order)

运行结果

__EOF__

本文作者：cnhkzyy
本文链接：https://www.cnblogs.com/my_captain/p/11073763.html
关于博主：评论和私信会在第一时间回复。或者直接私信我。
版权声明：本博客所有文章除特别声明外，均采用 BY-NC-SA 许可协议。转载请注明出处！
声援博主：如果您觉得文章对您有帮助，可以点击文章右下角【推荐】一下。您的鼓励是博主的最大动力！