python3下载抖音视频的完整代码

Python  /  管理员 发布于 7年前   418

python3下载抖音视频的代码如下所示：

# -*- coding:utf-8 -*-from contextlib import closingimport requests, json, re, os, sys, randomfrom ipaddress import ip_addressfrom subprocess import Popen, PIPEimport urllibclass 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()

总结

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