豆瓣电影爬虫--简单的小爬虫案例

最新推荐文章于 2024-08-02 17:01:43 发布

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本文介绍了一种使用Python爬取豆瓣网站上正在上映电影信息的方法。通过发送HTTP请求获取页面内容，并利用XPath解析数据，最终将包括电影名称、评分、时长等在内的详细信息保存为JSON文件。

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# encoding: utf-8

import requests
from lxml import etree
import json

url = 'https://movie.douban.com/cinema/nowplaying/guangzhou/'

headers = {
    'User-Agent':'Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/75.0.3770.100 '
                 'Safari/537.36',
    'Referer':'https://movie.douban.com/'
}

response = requests.get(url, headers=headers)
text = response.text
html = etree.HTML(text)
ul = html.xpath("//ul[@class='lists']")[0]
lis = ul.xpath("./li")
movies = []
for li in lis:
    title = li.xpath("@data-title")[0]
    score = li.xpath("@data-score")[0]
    duration = li.xpath("@data-duration")[0]
    region = li.xpath("@data-region")[0]
    actors = li.xpath("@data-actors")[0]
    poster = li.xpath(".//img/@src")[0]
    movie = {
        "title":title,
        "score":score,
        "duration":duration,
        "region":region,
        "actors":actors,
        "poster":poster
    }
    movies.append(movie)
with open('doubanfilm.json','w',encoding='utf-8') as fp:
    json.dump(movies,fp,ensure_ascii=False)