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Python爬虫学习,批量爬取下载抖音视频

Python爬虫学习,批量爬取下载抖音视频

作者: EchoPython | 来源:发表于2019-07-30 14:50 被阅读0次

    这篇文章主要为大家详细介绍了python批量爬取下载抖音视频,具有一定的参考价值,感兴趣的小伙


    在这里插入图片描述

    项目源码展示

    '''
    注:如果你对python感兴趣,我这有个学习Python基地,里面有很多学习资料,感兴趣的+Q群:895 797 751
    # -*- coding:utf-8 -*-
    from contextlib import closing
    import requests, json, re, os, sys, random
    from ipaddress import ip_address
    from subprocess import Popen, PIPE
    import urllib
    class DouYin(object):
     def __init__(self, width = 500, height = 300):
     """
     抖音App视频下载
     """
     rip = ip_address('0.0.0.0')
     while rip.is_private:
      rip = ip_address('.'.join(map(str, (random.randint(0, 255) for _ in range(4)))))
     self.headers = {
      'accept': 'text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,image/apng,*/*;q=0.8',
      'accept-encoding': 'gzip, deflate, br',
      'accept-language': 'zh-CN,zh;q=0.9',
      'pragma': 'no-cache',
      'cache-control': 'no-cache',
      'upgrade-insecure-requests': '1',
      'user-agent': 'Mozilla/5.0 (Linux; U; Android 5.1.1; zh-cn; MI 4S Build/LMY47V) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/53.0.2785.146 Mobile Safari/537.36 XiaoMi/MiuiBrowser/9.1.3',
      'X-Real-IP': str(rip),
      'X-Forwarded-For': str(rip),
     }
     def get_video_urls(self, user_id, type_flag='f'):
     """
     获得视频播放地址
     Parameters:
      user_id:查询的用户UID
     Returns:
      video_names: 视频名字列表
      video_urls: 视频链接列表
      nickname: 用户昵称
     """
     video_names = []
     video_urls = []
     share_urls = []
     max_cursor = 0
     has_more = 1
     i = 0
     share_user_url = 'https://www.douyin.com/share/user/%s' % user_id
     share_user = requests.get(share_user_url, headers=self.headers)
     while share_user.status_code != 200:
      share_user = requests.get(share_user_url, headers=self.headers)
     _dytk_re = re.compile(r"dytk\s*:\s*'(.+)'")
     dytk = _dytk_re.search(share_user.text).group(1)
     _nickname_re = re.compile(r'<p class="nickname">(.+?)<\/p>')
     nickname = _nickname_re.search(share_user.text).group(1)
     urllib.request.urlretrieve('https://raw.githubusercontent.com/Jack-Cherish/python-spider/master/douyin/fuck-byted-acrawler.js', 'fuck-byted-acrawler.js')
     try:
      Popen(['node', '-v'], stdout=PIPE, stderr=PIPE).communicate()
     except (OSError, IOError) as err:
      print('请先安装 node.js: https://nodejs.org/')
      sys.exit()
     user_url_prefix = 'https://www.douyin.com/aweme/v1/aweme/favorite' if type_flag == 'f' else 'https://www.douyin.com/aweme/v1/aweme/post'
     print('解析视频链接中')
     while has_more != 0:
      process = Popen(['node', 'fuck-byted-acrawler.js', str(user_id)], stdout=PIPE, stderr=PIPE)
      _sign = process.communicate()[0].decode().strip('\n').strip('\r')
      user_url = user_url_prefix + '/?user_id=%s&max_cursor=%s&count=21&aid=1128&_signature=%s&dytk=%s' % (user_id, max_cursor, _sign, dytk)
      req = requests.get(user_url, headers=self.headers)
      while req.status_code != 200:
      req = requests.get(user_url, headers=self.headers)
      html = json.loads(req.text)
      try:
      while html['aweme_list'] == []:
       i = i + 1
       sys.stdout.write('已重新链接' + str(i) + '次 (若超过100次,请ctrl+c强制停止再重来)' + '\r')
       sys.stdout.flush()
       process = Popen(['node', 'fuck-byted-acrawler.js', str(user_id)], stdout=PIPE, stderr=PIPE)
       _sign = process.communicate()[0].decode().strip('\n').strip('\r')
       user_url = user_url_prefix + '/?user_id=%s&max_cursor=%s&count=21&aid=1128&_signature=%s&dytk=%s' % (user_id, max_cursor, _sign, dytk)
       req = requests.get(user_url, headers=self.headers)
       while req.status_code != 200:
       req = requests.get(user_url, headers=self.headers)
       html = json.loads(req.text)
      except:
      pass
      i = 0
      for each in html['aweme_list']:
      try:
       url = 'https://aweme.snssdk.com/aweme/v1/play/?video_id=%s&line=0&ratio=720p&media_type=4&vr_type=0&test_cdn=None&improve_bitrate=0'
       uri = each['video']['play_addr']['uri']
       video_url = url % uri
      except:
       continue
      share_desc = each['share_info']['share_desc']
      if os.name == 'nt':
       for c in r'\/:*?"<>|':
       nickname = nickname.replace(c, '').strip().strip('\.')
       share_desc = share_desc.replace(c, '').strip()
      share_id = each['aweme_id']
      if share_desc in ['抖音-原创音乐短视频社区', 'TikTok', '']:
       video_names.append(share_id + '.mp4')
      else:
       video_names.append(share_id + '-' + share_desc + '.mp4')
      share_urls.append(each['share_info']['share_url'])
      video_urls.append(video_url)
      max_cursor = html['max_cursor']
      has_more = html['has_more']
     return video_names, video_urls, share_urls, nickname
     def get_download_url(self, video_url, watermark_flag):
     """
     获得带水印的视频播放地址
     Parameters:
      video_url:带水印的视频播放地址
     Returns:
      download_url: 带水印的视频下载地址
     """
     # 带水印视频
     if watermark_flag == True:
      download_url = video_url.replace('/play/', '/playwm/')
     # 无水印视频
     else:
      download_url = video_url.replace('/playwm/', '/play/')
     return download_url
     def video_downloader(self, video_url, video_name, watermark_flag=False):
     """
     视频下载
     Parameters:
      video_url: 带水印的视频地址
      video_name: 视频名
      watermark_flag: 是否下载带水印的视频
     Returns:
      无
     """
     size = 0
     video_url = self.get_download_url(video_url, watermark_flag=watermark_flag)
     with closing(requests.get(video_url, headers=self.headers, stream=True)) as response:
      chunk_size = 1024
      content_size = int(response.headers['content-length'])
      if response.status_code == 200:
      sys.stdout.write(' [文件大小]:%0.2f MB\n' % (content_size / chunk_size / 1024))
      with open(video_name, 'wb') as file:
       for data in response.iter_content(chunk_size = chunk_size):
       file.write(data)
       size += len(data)
       file.flush()
       sys.stdout.write(' [下载进度]:%.2f%%' % float(size / content_size * 100) + '\r')
       sys.stdout.flush()
     def run(self):
     """
     运行函数
     Parameters:
      None
     Returns:
      None
     """
     self.hello()
     print('搜索api需要登录,暂时使用UID下载\n分享用户页面,用浏览器打开短链接,原始链接中/share/user/后的数字即是UID')
     user_id = input('请输入ID (例如95006183):')
     user_id = user_id if user_id else '95006183'
     watermark_flag = input('是否下载带水印的视频 (0-否(默认), 1-是):')
     watermark_flag = watermark_flag if watermark_flag!='' else '0'
     watermark_flag = bool(int(watermark_flag))
     type_flag = input('f-收藏的(默认), p-上传的:')
     type_flag = type_flag if type_flag!='' else 'f'
     save_dir = input('保存路径 (例如"E:/Download/", 默认"./Download/"):')
     save_dir = save_dir if save_dir else "./Download/"
     video_names, video_urls, share_urls, nickname = self.get_video_urls(user_id, type_flag)
     nickname_dir = os.path.join(save_dir, nickname)
     if not os.path.exists(save_dir):
      os.makedirs(save_dir)
     if nickname not in os.listdir(save_dir):
      os.mkdir(nickname_dir)
     if type_flag == 'f':
      if 'favorite' not in os.listdir(nickname_dir):
      os.mkdir(os.path.join(nickname_dir, 'favorite'))
     print('视频下载中:共有%d个作品!\n' % len(video_urls))
     for num in range(len(video_urls)):
      print(' 解析第%d个视频链接 [%s] 中,请稍后!\n' % (num + 1, share_urls[num]))
      if '\\' in video_names[num]:
      video_name = video_names[num].replace('\\', '')
      elif '/' in video_names[num]:
      video_name = video_names[num].replace('/', '')
      else:
      video_name = video_names[num]
      video_path = os.path.join(nickname_dir, video_name) if type_flag!='f' else os.path.join(nickname_dir, 'favorite', video_name)
      if os.path.isfile(video_path):
      print('视频已存在')
      else:
      self.video_downloader(video_urls[num], video_path, watermark_flag)
      print('\n')
     print('下载完成!')
     def hello(self):
     """
     打印欢迎界面
     Parameters:
      None
     Returns:
      None
     """
     print('*' * 100)
     print('\t\t\t\t抖音App视频下载小助手')
     print('\t\t作者:Jack Cui、steven7851')
     print('*' * 100)
    if __name__ == '__main__':
     douyin = DouYin()
     douyin.run()
    
    在这里插入图片描述
    在这里插入图片描述

    总结
    以上所述是小编给大家介绍的python3下载抖音视频的完整代码,希望对大家有所帮助。

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          本文标题:Python爬虫学习,批量爬取下载抖音视频

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