Python爬虫一爬取B站小视频源码

https://www.cnblogs.com/ITbiancheng/p/12258682.html

如果要爬取多页的话 在最下方循环中 填写好循环的次数就可以了

项目源码

 1 from fake_useragent import UserAgent 2 import requests 3 import time 4   5 ua=UserAgent() 6   7   8 def downloader(url, path): 9     start = time.time()   # 开始时间10     size = 011     headers = {12         'User-Agent':ua.random13     }14     response = requests.get(url, headers=headers, stream=True)   # stream 属性必须带上15     chunk_size = 1024    # 每次下载的数据大小16     content_size = int(response.headers['content-length'])   # 总大小17     if response.status_code == 200:18         print('[文件大小]:%0.2f MB' % (content_size / chunk_size / 1024))   # 换算单位19         with open(path, 'wb') as file:20             for data in response.iter_content(chunk_size=chunk_size):21                 file.write(data)22                 size += len(data)   # 已下载的文件大小23                 print('\r' + '[下载进度]:%s%.2f%%' % ('>' * int(size * 50 / content_size), float(size / content_size *24                                                                                              100)), end=" ")25     end = time.time()    # 结束时间26     print('\n' + '视频下载完成！用时%.2f秒' % (end - start))27  28  29  30 def The_URL(page):31     URL='http://api.vc.bilibili.com/board/v1/ranking/top?page_size=10&next_offset={}&tag=%E4%BB%8A%E6%97%A5%E7%83%AD%E9%97%A8&platform=pc'.format(page)32     headers={33         'User-Agent':ua.random34     }35     sponse=requests.get(URL,headers=headers).json()36     item=sponse.get('data').get('items')37     for i in item:38         ite=i.get('item')39         #视频标题40         Video_name=ite.get('description')41  42         #发布日期43         Release_time=ite.get('upload_time_text')44  45         #视频下载地址46         Video_download_link=ite.get('video_playurl')47  48         #视频作者49         The_name=i.get('user').get('name')50  51         try:52             print('当前下载的是:%s'%Video_name)53             downloader(Video_download_link,path='%s.mp4'%Video_name)54         except Exception as e:55             print(e.args)56  57 for i in range(0,100):58     i=i*10+159     The_URL(i)

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学习视频资料、开发工具等都有免费分享，还有专业的老师答疑