from fake_useragent import UserAgent

 import requests

 import time

 ua=UserAgent()

 def downloader(url, path):

     start = time.time()   # 开始时间

     size = 0

     headers = {

         'User-Agent':ua.random

     }

     response = requests.get(url, headers=headers, stream=True)   # stream 属性必须带上

     chunk_size = 1024    # 每次下载的数据大小

     content_size = int(response.headers['content-length'])   # 总大小

     if response.status_code == 200:

         print('[文件大小]:%0.2f MB' % (content_size / chunk_size / 1024))   # 换算单位

         with open(path, 'wb') as file:

             for data in response.iter_content(chunk_size=chunk_size):

                 file.write(data)

                 size += len(data)   # 已下载的文件大小

                 print('\r' + '[下载进度]:%s%.2f%%' % ('>' * int(size * 50 / content_size), float(size / content_size *

                                                                                              100)), end=" ")

     end = time.time()    # 结束时间

     print('\n' + '视频下载完成！用时%.2f秒' % (end - start))

 def The_URL(page):

     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)

     headers={

         'User-Agent':ua.random

     }

     sponse=requests.get(URL,headers=headers).json()

     item=sponse.get('data').get('items')

     for i in item:

         ite=i.get('item')

         #视频标题

         Video_name=ite.get('description')

         #发布日期

         Release_time=ite.get('upload_time_text')

         #视频下载地址

         Video_download_link=ite.get('video_playurl')

         #视频作者

         The_name=i.get('user').get('name')

         try:

             print('当前下载的是:%s'%Video_name)

             downloader(Video_download_link,path='%s.mp4'%Video_name)

         except Exception as e:

             print(e.args)

 for i in range(0,100):

     i=i*10+1

     The_URL(i)