text: # coding: utf-8
  from __future__ import unicode_literals
  
  import itertools
  import re
  import random
  import json
  
  from .common import InfoExtractor
  from ..compat import (
      compat_kwargs,
      compat_parse_qs,
      compat_str,
      compat_urllib_parse_urlencode,
      compat_urllib_parse_urlparse,
  )
  from ..utils import (
      clean_html,
      ExtractorError,
      float_or_none,
      int_or_none,
      orderedSet,
      parse_duration,
      parse_iso8601,
      qualities,
      try_get,
      unified_timestamp,
      update_url_query,
      url_or_none,
      urljoin,
  )
  
  
  class TwitchBaseIE(InfoExtractor):
      _VALID_URL_BASE = r'https?://(?:(?:www|go|m)\.)?twitch\.tv'
  
      _API_BASE = 'https://api.twitch.tv'
      _USHER_BASE = 'https://usher.ttvnw.net'
      _LOGIN_FORM_URL = 'https://www.twitch.tv/login'
      _LOGIN_POST_URL = 'https://passport.twitch.tv/login'
      _CLIENT_ID = 'kimne78kx3ncx6brgo4mv6wki5h1ko'
      _NETRC_MACHINE = 'twitch'
  
      def _handle_error(self, response):
          if not isinstance(response, dict):
              return
          error = response.get('error')
          if error:
              raise ExtractorError(
                  '%s returned error: %s - %s' % (self.IE_NAME, error, response.get('message')),
                  expected=True)
  
      def _call_api(self, path, item_id, *args, **kwargs):
          headers = kwargs.get('headers', {}).copy()
          headers['Client-ID'] = self._CLIENT_ID
          kwargs['headers'] = headers
          response = self._download_json(
              '%s/%s' % (self._API_BASE, path), item_id,
              *args, **compat_kwargs(kwargs))
          self._handle_error(response)
          return response
  
      def _real_initialize(self):
          self._login()
  
      def _login(self):
          username, password = self._get_login_info()
          if username is None:
              return
  
          def fail(message):
              raise ExtractorError(
                  'Unable to login. Twitch said: %s' % message, expected=True)
  
          def login_step(page, urlh, note, data):
              form = self._hidden_inputs(page)
              form.update(data)
  
              page_url = urlh.geturl()
              post_url = self._search_regex(
                  r'<form[^>]+action=(["\'])(?P<url>.+?)\1', page,
                  'post url', default=self._LOGIN_POST_URL, group='url')
              post_url = urljoin(page_url, post_url)
  
              headers = {
                  'Referer': page_url,
                  'Origin': page_url,
                  'Content-Type': 'text/plain;charset=UTF-8',
              }
  
              response = self._download_json(
                  post_url, None, note, data=json.dumps(form).encode(),
                  headers=headers, expected_status=400)
              error = response.get('error_description') or response.get('error_code')
              if error:
                  fail(error)
  
              if 'Authenticated successfully' in response.get('message', ''):
                  return None, None
  
              redirect_url = urljoin(
                  post_url,
                  response.get('redirect') or response['redirect_path'])
              return self._download_webpage_handle(
                  redirect_url, None, 'Downloading login redirect page',
                  headers=headers)
  
          login_page, handle = self._download_webpage_handle(
              self._LOGIN_FORM_URL, None, 'Downloading login page')
  
          # Some TOR nodes and public proxies are blocked completely
          if 'blacklist_message' in login_page:
              fail(clean_html(login_page))
  
          redirect_page, handle = login_step(
              login_page, handle, 'Logging in', {
                  'username': username,
                  'password': password,
                  'client_id': self._CLIENT_ID,
              })
  
          # Successful login
          if not redirect_page:
              return
  
          if re.search(r'(?i)<form[^>]+id="two-factor-submit"', redirect_page) is not None:
              # TODO: Add mechanism to request an SMS or phone call
              tfa_token = self._get_tfa_info('two-factor authentication token')
              login_step(redirect_page, handle, 'Submitting TFA token', {
                  'authy_token': tfa_token,
                  'remember_2fa': 'true',
              })
  
      def _prefer_source(self, formats):
          try:
              source = next(f for f in formats if f['format_id'] == 'Source')
              source['preference'] = 10
          except StopIteration:
              pass  # No Source stream present
          self._sort_formats(formats)
  
  
  class TwitchItemBaseIE(TwitchBaseIE):
      def _download_info(self, item, item_id):
          return self._extract_info(self._call_api(
              'kraken/videos/%s%s' % (item, item_id), item_id,
              'Downloading %s info JSON' % self._ITEM_TYPE))
  
      def _extract_media(self, item_id):
          info = self._download_info(self._ITEM_SHORTCUT, item_id)
          response = self._call_api(
              'api/videos/%s%s' % (self._ITEM_SHORTCUT, item_id), item_id,
              'Downloading %s playlist JSON' % self._ITEM_TYPE)
          entries = []
          chunks = response['chunks']
          qualities = list(chunks.keys())
          for num, fragment in enumerate(zip(*chunks.values()), start=1):
              formats = []
              for fmt_num, fragment_fmt in enumerate(fragment):
                  format_id = qualities[fmt_num]
                  fmt = {
                      'url': fragment_fmt['url'],
                      'format_id': format_id,
                      'quality': 1 if format_id == 'live' else 0,
                  }
                  m = re.search(r'^(?P<height>\d+)[Pp]', format_id)
                  if m:
                      fmt['height'] = int(m.group('height'))
                  formats.append(fmt)
              self._sort_formats(formats)
              entry = dict(info)
              entry['id'] = '%s_%d' % (entry['id'], num)
              entry['title'] = '%s part %d' % (entry['title'], num)
              entry['formats'] = formats
              entries.append(entry)
          return self.playlist_result(entries, info['id'], info['title'])
  
      def _extract_info(self, info):
          status = info.get('status')
          if status == 'recording':
              is_live = True
          elif status == 'recorded':
              is_live = False
          else:
              is_live = None
          return {
              'id': info['_id'],
              'title': info.get('title') or 'Untitled Broadcast',
              'description': info.get('description'),
              'duration': int_or_none(info.get('length')),
              'thumbnail': info.get('preview'),
              'uploader': info.get('channel', {}).get('display_name'),
              'uploader_id': info.get('channel', {}).get('name'),
              'timestamp': parse_iso8601(info.get('recorded_at')),
              'view_count': int_or_none(info.get('views')),
              'is_live': is_live,
          }
  
      def _real_extract(self, url):
          return self._extract_media(self._match_id(url))
  
  
  class TwitchVideoIE(TwitchItemBaseIE):
      IE_NAME = 'twitch:video'
      _VALID_URL = r'%s/[^/]+/b/(?P<id>\d+)' % TwitchBaseIE._VALID_URL_BASE
      _ITEM_TYPE = 'video'
      _ITEM_SHORTCUT = 'a'
  
      _TEST = {
          'url': 'http://www.twitch.tv/riotgames/b/577357806',
          'info_dict': {
              'id': 'a577357806',
              'title': 'Worlds Semifinals - Star Horn Royal Club vs. OMG',
          },
          'playlist_mincount': 12,
          'skip': 'HTTP Error 404: Not Found',
      }
  
  
  class TwitchChapterIE(TwitchItemBaseIE):
      IE_NAME = 'twitch:chapter'
      _VALID_URL = r'%s/[^/]+/c/(?P<id>\d+)' % TwitchBaseIE._VALID_URL_BASE
      _ITEM_TYPE = 'chapter'
      _ITEM_SHORTCUT = 'c'
  
      _TESTS = [{
          'url': 'http://www.twitch.tv/acracingleague/c/5285812',
          'info_dict': {
              'id': 'c5285812',
              'title': 'ACRL Off Season - Sports Cars @ Nordschleife',
          },
          'playlist_mincount': 3,
          'skip': 'HTTP Error 404: Not Found',
      }, {
          'url': 'http://www.twitch.tv/tsm_theoddone/c/2349361',
          'only_matching': True,
      }]
  
  
  class TwitchVodIE(TwitchItemBaseIE):
      IE_NAME = 'twitch:vod'
      _VALID_URL = r'''(?x)
                      https?://
                          (?:
                              (?:(?:www|go|m)\.)?twitch\.tv/(?:[^/]+/v(?:ideo)?|videos)/|
                              player\.twitch\.tv/\?.*?\bvideo=v
                          )
                          (?P<id>\d+)
                      '''
      _ITEM_TYPE = 'vod'
      _ITEM_SHORTCUT = 'v'
  
      _TESTS = [{
          'url': 'http://www.twitch.tv/riotgames/v/6528877?t=5m10s',
          'info_dict': {
              'id': 'v6528877',
              'ext': 'mp4',
              'title': 'LCK Summer Split - Week 6 Day 1',
              'thumbnail': r're:^https?://.*\.jpg$',
              'duration': 17208,
              'timestamp': 1435131709,
              'upload_date': '20150624',
              'uploader': 'Riot Games',
              'uploader_id': 'riotgames',
              'view_count': int,
              'start_time': 310,
          },
          'params': {
              # m3u8 download
              'skip_download': True,
          },
      }, {
          # Untitled broadcast (title is None)
          'url': 'http://www.twitch.tv/belkao_o/v/11230755',
          'info_dict': {
              'id': 'v11230755',
              'ext': 'mp4',
              'title': 'Untitled Broadcast',
              'thumbnail': r're:^https?://.*\.jpg$',
              'duration': 1638,
              'timestamp': 1439746708,
              'upload_date': '20150816',
              'uploader': 'BelkAO_o',
              'uploader_id': 'belkao_o',
              'view_count': int,
          },
          'params': {
              # m3u8 download
              'skip_download': True,
          },
          'skip': 'HTTP Error 404: Not Found',
      }, {
          'url': 'http://player.twitch.tv/?t=5m10s&video=v6528877',
          'only_matching': True,
      }, {
          'url': 'https://www.twitch.tv/videos/6528877',
          'only_matching': True,
      }, {
          'url': 'https://m.twitch.tv/beagsandjam/v/247478721',
          'only_matching': True,
      }, {
          'url': 'https://www.twitch.tv/northernlion/video/291940395',
          'only_matching': True,
      }]
  
      def _real_extract(self, url):
          item_id = self._match_id(url)
  
          info = self._download_info(self._ITEM_SHORTCUT, item_id)
          access_token = self._call_api(
              'api/vods/%s/access_token' % item_id, item_id,
              'Downloading %s access token' % self._ITEM_TYPE)
  
          formats = self._extract_m3u8_formats(
              '%s/vod/%s?%s' % (
                  self._USHER_BASE, item_id,
                  compat_urllib_parse_urlencode({
                      'allow_source': 'true',
                      'allow_audio_only': 'true',
                      'allow_spectre': 'true',
                      'player': 'twitchweb',
                      'nauth': access_token['token'],
                      'nauthsig': access_token['sig'],
                  })),
              item_id, 'mp4', entry_protocol='m3u8_native')
  
          self._prefer_source(formats)
          info['formats'] = formats
  
          parsed_url = compat_urllib_parse_urlparse(url)
          query = compat_parse_qs(parsed_url.query)
          if 't' in query:
              info['start_time'] = parse_duration(query['t'][0])
  
          if info.get('timestamp') is not None:
              info['subtitles'] = {
                  'rechat': [{
                      'url': update_url_query(
                          'https://rechat.twitch.tv/rechat-messages', {
                              'video_id': 'v%s' % item_id,
                              'start': info['timestamp'],
                          }),
                      'ext': 'json',
                  }],
              }
  
          return info
  
  
  class TwitchPlaylistBaseIE(TwitchBaseIE):
      _PLAYLIST_PATH = 'kraken/channels/%s/videos/?offset=%d&limit=%d'
      _PAGE_LIMIT = 100
  
      def _extract_playlist(self, channel_id):
          info = self._call_api(
              'kraken/channels/%s' % channel_id,
              channel_id, 'Downloading channel info JSON')
          channel_name = info.get('display_name') or info.get('name')
          entries = []
          offset = 0
          limit = self._PAGE_LIMIT
          broken_paging_detected = False
          counter_override = None
          for counter in itertools.count(1):
              response = self._call_api(
                  self._PLAYLIST_PATH % (channel_id, offset, limit),
                  channel_id,
                  'Downloading %s JSON page %s'
                  % (self._PLAYLIST_TYPE, counter_override or counter))
              page_entries = self._extract_playlist_page(response)
              if not page_entries:
                  break
              total = int_or_none(response.get('_total'))
              # Since the beginning of March 2016 twitch's paging mechanism
              # is completely broken on the twitch side. It simply ignores
              # a limit and returns the whole offset number of videos.
              # Working around by just requesting all videos at once.
              # Upd: pagination bug was fixed by twitch on 15.03.2016.
              if not broken_paging_detected and total and len(page_entries) > limit:
                  self.report_warning(
                      'Twitch pagination is broken on twitch side, requesting all videos at once',
                      channel_id)
                  broken_paging_detected = True
                  offset = total
                  counter_override = '(all at once)'
                  continue
              entries.extend(page_entries)
              if broken_paging_detected or total and len(page_entries) >= total:
                  break
              offset += limit
          return self.playlist_result(
              [self._make_url_result(entry) for entry in orderedSet(entries)],
              channel_id, channel_name)
  
      def _make_url_result(self, url):
          try:
              video_id = 'v%s' % TwitchVodIE._match_id(url)
              return self.url_result(url, TwitchVodIE.ie_key(), video_id=video_id)
          except AssertionError:
              return self.url_result(url)
  
      def _extract_playlist_page(self, response):
          videos = response.get('videos')
          return [video['url'] for video in videos] if videos else []
  
      def _real_extract(self, url):
          return self._extract_playlist(self._match_id(url))
  
  
  class TwitchProfileIE(TwitchPlaylistBaseIE):
      IE_NAME = 'twitch:profile'
      _VALID_URL = r'%s/(?P<id>[^/]+)/profile/?(?:\#.*)?$' % TwitchBaseIE._VALID_URL_BASE
      _PLAYLIST_TYPE = 'profile'
  
      _TESTS = [{
          'url': 'http://www.twitch.tv/vanillatv/profile',
          'info_dict': {
              'id': 'vanillatv',
              'title': 'VanillaTV',
          },
          'playlist_mincount': 412,
      }, {
          'url': 'http://m.twitch.tv/vanillatv/profile',
          'only_matching': True,
      }]
  
  
  class TwitchVideosBaseIE(TwitchPlaylistBaseIE):
      _VALID_URL_VIDEOS_BASE = r'%s/(?P<id>[^/]+)/videos' % TwitchBaseIE._VALID_URL_BASE
      _PLAYLIST_PATH = TwitchPlaylistBaseIE._PLAYLIST_PATH + '&broadcast_type='
  
  
  class TwitchAllVideosIE(TwitchVideosBaseIE):
      IE_NAME = 'twitch:videos:all'
      _VALID_URL = r'%s/all' % TwitchVideosBaseIE._VALID_URL_VIDEOS_BASE
      _PLAYLIST_PATH = TwitchVideosBaseIE._PLAYLIST_PATH + 'archive,upload,highlight'
      _PLAYLIST_TYPE = 'all videos'
  
      _TESTS = [{
          'url': 'https://www.twitch.tv/spamfish/videos/all',
          'info_dict': {
              'id': 'spamfish',
              'title': 'Spamfish',
          },
          'playlist_mincount': 869,
      }, {
          'url': 'https://m.twitch.tv/spamfish/videos/all',
          'only_matching': True,
      }]
  
  
  class TwitchUploadsIE(TwitchVideosBaseIE):
      IE_NAME = 'twitch:videos:uploads'
      _VALID_URL = r'%s/uploads' % TwitchVideosBaseIE._VALID_URL_VIDEOS_BASE
      _PLAYLIST_PATH = TwitchVideosBaseIE._PLAYLIST_PATH + 'upload'
      _PLAYLIST_TYPE = 'uploads'
  
      _TESTS = [{
          'url': 'https://www.twitch.tv/spamfish/videos/uploads',
          'info_dict': {
              'id': 'spamfish',
              'title': 'Spamfish',
          },
          'playlist_mincount': 0,
      }, {
          'url': 'https://m.twitch.tv/spamfish/videos/uploads',
          'only_matching': True,
      }]
  
  
  class TwitchPastBroadcastsIE(TwitchVideosBaseIE):
      IE_NAME = 'twitch:videos:past-broadcasts'
      _VALID_URL = r'%s/past-broadcasts' % TwitchVideosBaseIE._VALID_URL_VIDEOS_BASE
      _PLAYLIST_PATH = TwitchVideosBaseIE._PLAYLIST_PATH + 'archive'
      _PLAYLIST_TYPE = 'past broadcasts'
  
      _TESTS = [{
          'url': 'https://www.twitch.tv/spamfish/videos/past-broadcasts',
          'info_dict': {
              'id': 'spamfish',
              'title': 'Spamfish',
          },
          'playlist_mincount': 0,
      }, {
          'url': 'https://m.twitch.tv/spamfish/videos/past-broadcasts',
          'only_matching': True,
      }]
  
  
  class TwitchHighlightsIE(TwitchVideosBaseIE):
      IE_NAME = 'twitch:videos:highlights'
      _VALID_URL = r'%s/highlights' % TwitchVideosBaseIE._VALID_URL_VIDEOS_BASE
      _PLAYLIST_PATH = TwitchVideosBaseIE._PLAYLIST_PATH + 'highlight'
      _PLAYLIST_TYPE = 'highlights'
  
      _TESTS = [{
          'url': 'https://www.twitch.tv/spamfish/videos/highlights',
          'info_dict': {
              'id': 'spamfish',
              'title': 'Spamfish',
          },
          'playlist_mincount': 805,
      }, {
          'url': 'https://m.twitch.tv/spamfish/videos/highlights',
          'only_matching': True,
      }]
  
  
  class TwitchStreamIE(TwitchBaseIE):
      IE_NAME = 'twitch:stream'
      _VALID_URL = r'''(?x)
                      https?://
                          (?:
                              (?:(?:www|go|m)\.)?twitch\.tv/|
                              player\.twitch\.tv/\?.*?\bchannel=
                          )
                          (?P<id>[^/#?]+)
                      '''
  
      _TESTS = [{
          'url': 'http://www.twitch.tv/shroomztv',
          'info_dict': {
              'id': '12772022048',
              'display_id': 'shroomztv',
              'ext': 'mp4',
              'title': 're:^ShroomzTV [0-9]{4}-[0-9]{2}-[0-9]{2} [0-9]{2}:[0-9]{2}$',
              'description': 'H1Z1 - lonewolfing with ShroomzTV | A3 Battle Royale later - @ShroomzTV',
              'is_live': True,
              'timestamp': 1421928037,
              'upload_date': '20150122',
              'uploader': 'ShroomzTV',
              'uploader_id': 'shroomztv',
              'view_count': int,
          },
          'params': {
              # m3u8 download
              'skip_download': True,
          },
      }, {
          'url': 'http://www.twitch.tv/miracle_doto#profile-0',
          'only_matching': True,
      }, {
          'url': 'https://player.twitch.tv/?channel=lotsofs',
          'only_matching': True,
      }, {
          'url': 'https://go.twitch.tv/food',
          'only_matching': True,
      }, {
          'url': 'https://m.twitch.tv/food',
          'only_matching': True,
      }]
  
      @classmethod
      def suitable(cls, url):
          return (False
                  if any(ie.suitable(url) for ie in (
                      TwitchVideoIE,
                      TwitchChapterIE,
                      TwitchVodIE,
                      TwitchProfileIE,
                      TwitchAllVideosIE,
                      TwitchUploadsIE,
                      TwitchPastBroadcastsIE,
                      TwitchHighlightsIE,
                      TwitchClipsIE))
                  else super(TwitchStreamIE, cls).suitable(url))
  
      def _real_extract(self, url):
          channel_id = self._match_id(url)
  
          stream = self._call_api(
              'kraken/streams/%s?stream_type=all' % channel_id, channel_id,
              'Downloading stream JSON').get('stream')
  
          if not stream:
              raise ExtractorError('%s is offline' % channel_id, expected=True)
  
          # Channel name may be typed if different case than the original channel name
          # (e.g. http://www.twitch.tv/TWITCHPLAYSPOKEMON) that will lead to constructing
          # an invalid m3u8 URL. Working around by use of original channel name from stream
          # JSON and fallback to lowercase if it's not available.
          channel_id = stream.get('channel', {}).get('name') or channel_id.lower()
  
          access_token = self._call_api(
              'api/channels/%s/access_token' % channel_id, channel_id,
              'Downloading channel access token')
  
          query = {
              'allow_source': 'true',
              'allow_audio_only': 'true',
              'allow_spectre': 'true',
              'p': random.randint(1000000, 10000000),
              'player': 'twitchweb',
              'segment_preference': '4',
              'sig': access_token['sig'].encode('utf-8'),
              'token': access_token['token'].encode('utf-8'),
          }
          formats = self._extract_m3u8_formats(
              '%s/api/channel/hls/%s.m3u8?%s'
              % (self._USHER_BASE, channel_id, compat_urllib_parse_urlencode(query)),
              channel_id, 'mp4')
          self._prefer_source(formats)
  
          view_count = stream.get('viewers')
          timestamp = parse_iso8601(stream.get('created_at'))
  
          channel = stream['channel']
          title = self._live_title(channel.get('display_name') or channel.get('name'))
          description = channel.get('status')
  
          thumbnails = []
          for thumbnail_key, thumbnail_url in stream['preview'].items():
              m = re.search(r'(?P<width>\d+)x(?P<height>\d+)\.jpg$', thumbnail_key)
              if not m:
                  continue
              thumbnails.append({
                  'url': thumbnail_url,
                  'width': int(m.group('width')),
                  'height': int(m.group('height')),
              })
  
          return {
              'id': compat_str(stream['_id']),
              'display_id': channel_id,
              'title': title,
              'description': description,
              'thumbnails': thumbnails,
              'uploader': channel.get('display_name'),
              'uploader_id': channel.get('name'),
              'timestamp': timestamp,
              'view_count': view_count,
              'formats': formats,
              'is_live': True,
          }
  
  
  class TwitchClipsIE(TwitchBaseIE):
      IE_NAME = 'twitch:clips'
      _VALID_URL = r'https?://(?:clips\.twitch\.tv/(?:[^/]+/)*|(?:www\.)?twitch\.tv/[^/]+/clip/)(?P<id>[^/?#&]+)'
  
      _TESTS = [{
          'url': 'https://clips.twitch.tv/FaintLightGullWholeWheat',
          'md5': '761769e1eafce0ffebfb4089cb3847cd',
          'info_dict': {
              'id': '42850523',
              'ext': 'mp4',
              'title': 'EA Play 2016 Live from the Novo Theatre',
              'thumbnail': r're:^https?://.*\.jpg',
              'timestamp': 1465767393,
              'upload_date': '20160612',
              'creator': 'EA',
              'uploader': 'stereotype_',
              'uploader_id': '43566419',
          },
      }, {
          # multiple formats
          'url': 'https://clips.twitch.tv/rflegendary/UninterestedBeeDAESuppy',
          'only_matching': True,
      }, {
          'url': 'https://www.twitch.tv/sergeynixon/clip/StormyThankfulSproutFutureMan',
          'only_matching': True,
      }]
  
      def _real_extract(self, url):
          video_id = self._match_id(url)
  
          status = self._download_json(
              'https://clips.twitch.tv/api/v2/clips/%s/status' % video_id,
              video_id)
  
          formats = []
  
          for option in status['quality_options']:
              if not isinstance(option, dict):
                  continue
              source = url_or_none(option.get('source'))
              if not source:
                  continue
              formats.append({
                  'url': source,
                  'format_id': option.get('quality'),
                  'height': int_or_none(option.get('quality')),
                  'fps': int_or_none(option.get('frame_rate')),
              })
  
          self._sort_formats(formats)
  
          info = {
              'formats': formats,
          }
  
          clip = self._call_api(
              'kraken/clips/%s' % video_id, video_id, fatal=False, headers={
                  'Accept': 'application/vnd.twitchtv.v5+json',
              })
  
          if clip:
              quality_key = qualities(('tiny', 'small', 'medium'))
              thumbnails = []
              thumbnails_dict = clip.get('thumbnails')
              if isinstance(thumbnails_dict, dict):
                  for thumbnail_id, thumbnail_url in thumbnails_dict.items():
                      thumbnails.append({
                          'id': thumbnail_id,
                          'url': thumbnail_url,
                          'preference': quality_key(thumbnail_id),
                      })
  
              info.update({
                  'id': clip.get('tracking_id') or video_id,
                  'title': clip.get('title') or video_id,
                  'duration': float_or_none(clip.get('duration')),
                  'views': int_or_none(clip.get('views')),
                  'timestamp': unified_timestamp(clip.get('created_at')),
                  'thumbnails': thumbnails,
                  'creator': try_get(clip, lambda x: x['broadcaster']['display_name'], compat_str),
                  'uploader': try_get(clip, lambda x: x['curator']['display_name'], compat_str),
                  'uploader_id': try_get(clip, lambda x: x['curator']['id'], compat_str),
              })
          else:
              info.update({
                  'title': video_id,
                  'id': video_id,
              })
  
          return info
  