前言
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基本环境配置
- python 3.6
- pycharm
- requests
- parsel
打开开发者工具分析网页
1、选择一个应用的下载地址
2、打开开发者工具,清空数据,选择Network
3、点击立即下载
4、就会发现下载地址
把链接地址复制,在网页源代码中搜索,查看是否网页是否有返回该数据
- 有数据: 就可以直接请求网页获取地址;
- 没有数据: 那就要在开发这工具里面找是否有接口数据,然后一步一步在进行分析;
实现效果
完整代码
<span>import</span><span> requests </span><span>import</span><span> parsel </span><span>def</span><span> download(url, title): path </span>= <span>"</span><span>D:pythondemo应用宝手机APP软件APP软件</span><span>"</span> + title + <span>"</span><span>.apk</span><span>"</span><span> response </span>= requests.get(url=url, headers=<span>headers) with open(path, mode</span>=<span>"</span><span>wb</span><span>"</span><span>) as f: f.write(response.content) </span><span>for</span> page <span>in</span> range(100, 123<span>): url </span>= <span>"</span><span>https://sj.qq.com/myapp/category.htm?orgame=1&categoryId={}</span><span>"</span><span>.format(page) headers </span>=<span> { </span><span>"</span><span>User-Agent</span><span>"</span>: <span>"</span><span>Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/81.0.4044.138 Safari/537.36</span><span>"</span><span> } response </span>= requests.get(url=url, headers=<span>headers) selector </span>=<span> parsel.Selector(response.text) lis </span>= selector.css(<span>"</span><span>.main ul li</span><span>"</span><span>) </span><span>for</span> li <span>in</span><span> lis: title </span>= li.css(<span>"</span><span>.app-info-desc a:nth-child(1)::text</span><span>"</span><span>).get() apk_url </span>= li.css(<span>"</span><span>.app-info-desc a:nth-child(4)::attr(ex_url)</span><span>"</span><span>).get() </span><span>print</span><span>(title, apk_url) download(apk_url, title)</span>
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