debian/README.source: Change 'markup'.

[youtubedl] / youtube_dl / extractor / youtube.py

diff --git a/youtube_dl/extractor/youtube.py b/youtube_dl/extractor/youtube.py
index 963c73a2d9cafb3c26e8e5b8bd3c9b52d76b2f44..25d056b3c21ea3f98c5c36384e86d243dfd4a913 100644 (file)
--- a/youtube_dl/extractor/youtube.py
+++ b/youtube_dl/extractor/youtube.py
@@ -27,9 +27,11 @@ from ..compat import (
     compat_str,
 )
 from ..utils import (
     compat_str,
 )
 from ..utils import (

+    bool_or_none,

     clean_html,
     dict_get,
     error_to_compat_str,
     clean_html,
     dict_get,
     error_to_compat_str,

+    extract_attributes,

     ExtractorError,
     float_or_none,
     get_element_by_attribute,
     ExtractorError,
     float_or_none,
     get_element_by_attribute,


@@ -116,6 +118,8 @@ class YoutubeBaseInfoExtractor(InfoExtractor):
                 'f.req': json.dumps(f_req),
                 'flowName': 'GlifWebSignIn',
                 'flowEntry': 'ServiceLogin',
                 'f.req': json.dumps(f_req),
                 'flowName': 'GlifWebSignIn',
                 'flowEntry': 'ServiceLogin',

+                # TODO: reverse actual botguard identifier generation algo
+                'bgRequest': '["identifier",""]',

             })
             return self._download_json(
                 url, None, note=note, errnote=errnote,
             })
             return self._download_json(
                 url, None, note=note, errnote=errnote,


@@ -321,17 +325,18 @@ class YoutubePlaylistBaseInfoExtractor(YoutubeEntryListBaseInfoExtractor):
         for video_id, video_title in self.extract_videos_from_page(content):
             yield self.url_result(video_id, 'Youtube', video_id, video_title)
 
         for video_id, video_title in self.extract_videos_from_page(content):
             yield self.url_result(video_id, 'Youtube', video_id, video_title)
 

-    def extract_videos_from_page(self, page):
-        ids_in_page = []
-        titles_in_page = []
-        for mobj in re.finditer(self._VIDEO_RE, page):
+    def extract_videos_from_page_impl(self, video_re, page, ids_in_page, titles_in_page):
+        for mobj in re.finditer(video_re, page):

             # The link with index 0 is not the first video of the playlist (not sure if still actual)
             if 'index' in mobj.groupdict() and mobj.group('id') == '0':
                 continue
             video_id = mobj.group('id')
             # The link with index 0 is not the first video of the playlist (not sure if still actual)
             if 'index' in mobj.groupdict() and mobj.group('id') == '0':
                 continue
             video_id = mobj.group('id')

-            video_title = unescapeHTML(mobj.group('title'))
+            video_title = unescapeHTML(
+                mobj.group('title')) if 'title' in mobj.groupdict() else None

             if video_title:
                 video_title = video_title.strip()
             if video_title:
                 video_title = video_title.strip()

+            if video_title == '► Play all':
+                video_title = None

             try:
                 idx = ids_in_page.index(video_id)
                 if video_title and not titles_in_page[idx]:
             try:
                 idx = ids_in_page.index(video_id)
                 if video_title and not titles_in_page[idx]:


@@ -339,6 +344,12 @@ class YoutubePlaylistBaseInfoExtractor(YoutubeEntryListBaseInfoExtractor):
             except ValueError:
                 ids_in_page.append(video_id)
                 titles_in_page.append(video_title)
             except ValueError:
                 ids_in_page.append(video_id)
                 titles_in_page.append(video_title)

+
+    def extract_videos_from_page(self, page):
+        ids_in_page = []
+        titles_in_page = []
+        self.extract_videos_from_page_impl(
+            self._VIDEO_RE, page, ids_in_page, titles_in_page)

         return zip(ids_in_page, titles_in_page)
 
 
         return zip(ids_in_page, titles_in_page)
 
 


@@ -368,11 +379,18 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                             (?:www\.)?hooktube\.com/|
                             (?:www\.)?yourepeat\.com/|
                             tube\.majestyc\.net/|
                             (?:www\.)?hooktube\.com/|
                             (?:www\.)?yourepeat\.com/|
                             tube\.majestyc\.net/|

+                            # Invidious instances taken from https://github.com/omarroth/invidious/wiki/Invidious-Instances

                             (?:(?:www|dev)\.)?invidio\.us/|
                             (?:(?:www|dev)\.)?invidio\.us/|

-                            (?:www\.)?invidiou\.sh/|
-                            (?:www\.)?invidious\.snopyta\.org/|
+                            (?:(?:www|no)\.)?invidiou\.sh/|
+                            (?:(?:www|fi|de)\.)?invidious\.snopyta\.org/|

                             (?:www\.)?invidious\.kabi\.tk/|
                             (?:www\.)?invidious\.kabi\.tk/|

+                            (?:www\.)?invidious\.enkirton\.net/|
+                            (?:www\.)?invidious\.13ad\.de/|
+                            (?:www\.)?invidious\.mastodon\.host/|
+                            (?:www\.)?invidious\.nixnet\.xyz/|
+                            (?:www\.)?tube\.poal\.co/|

                             (?:www\.)?vid\.wxzm\.sx/|
                             (?:www\.)?vid\.wxzm\.sx/|

+                            (?:www\.)?yt\.elukerio\.org/|

                             youtube\.googleapis\.com/)                        # the various hostnames, with wildcard subdomains
                          (?:.*?\#/)?                                          # handle anchor (#/) redirect urls
                          (?:                                                  # the various things that can precede the ID:
                             youtube\.googleapis\.com/)                        # the various hostnames, with wildcard subdomains
                          (?:.*?\#/)?                                          # handle anchor (#/) redirect urls
                          (?:                                                  # the various things that can precede the ID:


@@ -500,6 +518,12 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
 
         # RTMP (unnamed)
         '_rtmp': {'protocol': 'rtmp'},
 
         # RTMP (unnamed)
         '_rtmp': {'protocol': 'rtmp'},

+
+        # av01 video only formats sometimes served with "unknown" codecs
+        '394': {'acodec': 'none', 'vcodec': 'av01.0.05M.08'},
+        '395': {'acodec': 'none', 'vcodec': 'av01.0.05M.08'},
+        '396': {'acodec': 'none', 'vcodec': 'av01.0.05M.08'},
+        '397': {'acodec': 'none', 'vcodec': 'av01.0.05M.08'},

     }
     _SUBTITLE_FORMATS = ('srv1', 'srv2', 'srv3', 'ttml', 'vtt')
 
     }
     _SUBTITLE_FORMATS = ('srv1', 'srv2', 'srv3', 'ttml', 'vtt')
 


@@ -1306,11 +1330,18 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
 
     def _parse_sig_js(self, jscode):
         funcname = self._search_regex(
 
     def _parse_sig_js(self, jscode):
         funcname = self._search_regex(

-            (r'(["\'])signature\1\s*,\s*(?P<sig>[a-zA-Z0-9$]+)\(',
+            (r'\b[cs]\s*&&\s*[adf]\.set\([^,]+\s*,\s*encodeURIComponent\s*\(\s*(?P<sig>[a-zA-Z0-9$]+)\(',
+             r'\b[a-zA-Z0-9]+\s*&&\s*[a-zA-Z0-9]+\.set\([^,]+\s*,\s*encodeURIComponent\s*\(\s*(?P<sig>[a-zA-Z0-9$]+)\(',
+             r'(?P<sig>[a-zA-Z0-9$]+)\s*=\s*function\(\s*a\s*\)\s*{\s*a\s*=\s*a\.split\(\s*""\s*\)',
+             # Obsolete patterns
+             r'(["\'])signature\1\s*,\s*(?P<sig>[a-zA-Z0-9$]+)\(',

              r'\.sig\|\|(?P<sig>[a-zA-Z0-9$]+)\(',
              r'\.sig\|\|(?P<sig>[a-zA-Z0-9$]+)\(',

-             r'yt\.akamaized\.net/\)\s*\|\|\s*.*?\s*c\s*&&\s*d\.set\([^,]+\s*,\s*(?:encodeURIComponent\s*\()?(?P<sig>[a-zA-Z0-9$]+)\(',
-             r'\bc\s*&&\s*d\.set\([^,]+\s*,\s*(?:encodeURIComponent\s*\()?\s*(?P<sig>[a-zA-Z0-9$]+)\(',
-             r'\bc\s*&&\s*d\.set\([^,]+\s*,\s*\([^)]*\)\s*\(\s*(?P<sig>[a-zA-Z0-9$]+)\('),
+             r'yt\.akamaized\.net/\)\s*\|\|\s*.*?\s*[cs]\s*&&\s*[adf]\.set\([^,]+\s*,\s*(?:encodeURIComponent\s*\()?\s*(?P<sig>[a-zA-Z0-9$]+)\(',
+             r'\b[cs]\s*&&\s*[adf]\.set\([^,]+\s*,\s*(?P<sig>[a-zA-Z0-9$]+)\(',
+             r'\b[a-zA-Z0-9]+\s*&&\s*[a-zA-Z0-9]+\.set\([^,]+\s*,\s*(?P<sig>[a-zA-Z0-9$]+)\(',
+             r'\bc\s*&&\s*a\.set\([^,]+\s*,\s*\([^)]*\)\s*\(\s*(?P<sig>[a-zA-Z0-9$]+)\(',
+             r'\bc\s*&&\s*[a-zA-Z0-9]+\.set\([^,]+\s*,\s*\([^)]*\)\s*\(\s*(?P<sig>[a-zA-Z0-9$]+)\(',
+             r'\bc\s*&&\s*[a-zA-Z0-9]+\.set\([^,]+\s*,\s*\([^)]*\)\s*\(\s*(?P<sig>[a-zA-Z0-9$]+)\('),

             jscode, 'Initial JS player signature function name', group='sig')
 
         jsi = JSInterpreter(jscode)
             jscode, 'Initial JS player signature function name', group='sig')
 
         jsi = JSInterpreter(jscode)


@@ -1574,10 +1605,6 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
         video_id = mobj.group(2)
         return video_id
 
         video_id = mobj.group(2)
         return video_id
 

-    def _extract_annotations(self, video_id):
-        url = 'https://www.youtube.com/annotations_invideo?features=1&legacy=1&video_id=%s' % video_id
-        return self._download_webpage(url, video_id, note='Searching for annotations.', errnote='Unable to download video annotations.')
-

     @staticmethod
     def _extract_chapters(description, duration):
         if not description:
     @staticmethod
     def _extract_chapters(description, duration):
         if not description:


@@ -1672,6 +1699,15 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
         def extract_token(v_info):
             return dict_get(v_info, ('account_playback_token', 'accountPlaybackToken', 'token'))
 
         def extract_token(v_info):
             return dict_get(v_info, ('account_playback_token', 'accountPlaybackToken', 'token'))
 

+        def extract_player_response(player_response, video_id):
+            pl_response = str_or_none(player_response)
+            if not pl_response:
+                return
+            pl_response = self._parse_json(pl_response, video_id, fatal=False)
+            if isinstance(pl_response, dict):
+                add_dash_mpd_pr(pl_response)
+                return pl_response
+

         player_response = {}
 
         # Get video info
         player_response = {}
 
         # Get video info


@@ -1694,7 +1730,10 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 note='Refetching age-gated info webpage',
                 errnote='unable to download video info webpage')
             video_info = compat_parse_qs(video_info_webpage)
                 note='Refetching age-gated info webpage',
                 errnote='unable to download video info webpage')
             video_info = compat_parse_qs(video_info_webpage)

+            pl_response = video_info.get('player_response', [None])[0]
+            player_response = extract_player_response(pl_response, video_id)

             add_dash_mpd(video_info)
             add_dash_mpd(video_info)

+            view_count = extract_view_count(video_info)

         else:
             age_gate = False
             video_info = None
         else:
             age_gate = False
             video_info = None


@@ -1717,11 +1756,7 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                     is_live = True
                 sts = ytplayer_config.get('sts')
                 if not player_response:
                     is_live = True
                 sts = ytplayer_config.get('sts')
                 if not player_response:

-                    pl_response = str_or_none(args.get('player_response'))
-                    if pl_response:
-                        pl_response = self._parse_json(pl_response, video_id, fatal=False)
-                        if isinstance(pl_response, dict):
-                            player_response = pl_response
+                    player_response = extract_player_response(args.get('player_response'), video_id)

             if not video_info or self._downloader.params.get('youtube_include_dash_manifest', True):
                 add_dash_mpd_pr(player_response)
                 # We also try looking in get_video_info since it may contain different dashmpd
             if not video_info or self._downloader.params.get('youtube_include_dash_manifest', True):
                 add_dash_mpd_pr(player_response)
                 # We also try looking in get_video_info since it may contain different dashmpd


@@ -1753,9 +1788,7 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                     get_video_info = compat_parse_qs(video_info_webpage)
                     if not player_response:
                         pl_response = get_video_info.get('player_response', [None])[0]
                     get_video_info = compat_parse_qs(video_info_webpage)
                     if not player_response:
                         pl_response = get_video_info.get('player_response', [None])[0]

-                        if isinstance(pl_response, dict):
-                            player_response = pl_response
-                            add_dash_mpd_pr(player_response)
+                        player_response = extract_player_response(pl_response, video_id)

                     add_dash_mpd(get_video_info)
                     if view_count is None:
                         view_count = extract_view_count(get_video_info)
                     add_dash_mpd(get_video_info)
                     if view_count is None:
                         view_count = extract_view_count(get_video_info)


@@ -1778,9 +1811,15 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                         break
 
         def extract_unavailable_message():
                         break
 
         def extract_unavailable_message():

-            return self._html_search_regex(
-                r'(?s)<h1[^>]+id="unavailable-message"[^>]*>(.+?)</h1>',
-                video_webpage, 'unavailable message', default=None)
+            messages = []
+            for tag, kind in (('h1', 'message'), ('div', 'submessage')):
+                msg = self._html_search_regex(
+                    r'(?s)<{tag}[^>]+id=["\']unavailable-{kind}["\'][^>]*>(.+?)</{tag}>'.format(tag=tag, kind=kind),
+                    video_webpage, 'unavailable %s' % kind, default=None)
+                if msg:
+                    messages.append(msg)
+            if messages:
+                return '\n'.join(messages)

 
         if not video_info:
             unavailable_message = extract_unavailable_message()
 
         if not video_info:
             unavailable_message = extract_unavailable_message()


@@ -1792,16 +1831,11 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
         video_details = try_get(
             player_response, lambda x: x['videoDetails'], dict) or {}
 
         video_details = try_get(
             player_response, lambda x: x['videoDetails'], dict) or {}
 

-        # title
-        if 'title' in video_info:
-            video_title = video_info['title'][0]
-        elif 'title' in player_response:
-            video_title = video_details['title']
-        else:
+        video_title = video_info.get('title', [None])[0] or video_details.get('title')
+        if not video_title:

             self._downloader.report_warning('Unable to extract video title')
             video_title = '_'
 
             self._downloader.report_warning('Unable to extract video title')
             video_title = '_'
 

-        # description

         description_original = video_description = get_element_by_id("eow-description", video_webpage)
         if video_description:
 
         description_original = video_description = get_element_by_id("eow-description", video_webpage)
         if video_description:
 


@@ -1826,11 +1860,7 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
             ''', replace_url, video_description)
             video_description = clean_html(video_description)
         else:
             ''', replace_url, video_description)
             video_description = clean_html(video_description)
         else:

-            fd_mobj = re.search(r'<meta name="description" content="([^"]+)"', video_webpage)
-            if fd_mobj:
-                video_description = unescapeHTML(fd_mobj.group(1))
-            else:
-                video_description = ''
+            video_description = self._html_search_meta('description', video_webpage) or video_details.get('shortDescription')

 
         if not smuggled_data.get('force_singlefeed', False):
             if not self._downloader.params.get('noplaylist'):
 
         if not smuggled_data.get('force_singlefeed', False):
             if not self._downloader.params.get('noplaylist'):


@@ -1868,6 +1898,9 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
         if view_count is None and video_details:
             view_count = int_or_none(video_details.get('viewCount'))
 
         if view_count is None and video_details:
             view_count = int_or_none(video_details.get('viewCount'))
 

+        if is_live is None:
+            is_live = bool_or_none(video_details.get('isLive'))
+

         # Check for "rental" videos
         if 'ypc_video_rental_bar_text' in video_info and 'author' not in video_info:
             raise ExtractorError('"rental" videos not supported. See https://github.com/ytdl-org/youtube-dl/issues/359 for more information.', expected=True)
         # Check for "rental" videos
         if 'ypc_video_rental_bar_text' in video_info and 'author' not in video_info:
             raise ExtractorError('"rental" videos not supported. See https://github.com/ytdl-org/youtube-dl/issues/359 for more information.', expected=True)


@@ -2070,9 +2103,14 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                     a_format.setdefault('http_headers', {})['Youtubedl-no-compression'] = 'True'
                     formats.append(a_format)
             else:
                     a_format.setdefault('http_headers', {})['Youtubedl-no-compression'] = 'True'
                     formats.append(a_format)
             else:

-                error_message = clean_html(video_info.get('reason', [None])[0])
+                error_message = extract_unavailable_message()

                 if not error_message:
                 if not error_message:

-                    error_message = extract_unavailable_message()
+                    error_message = clean_html(try_get(
+                        player_response, lambda x: x['playabilityStatus']['reason'],
+                        compat_str))
+                if not error_message:
+                    error_message = clean_html(
+                        try_get(video_info, lambda x: x['reason'][0], compat_str))

                 if error_message:
                     raise ExtractorError(error_message, expected=True)
                 raise ExtractorError('no conn, hlsvp, hlsManifestUrl or url_encoded_fmt_stream_map information found in video info')
                 if error_message:
                     raise ExtractorError(error_message, expected=True)
                 raise ExtractorError('no conn, hlsvp, hlsManifestUrl or url_encoded_fmt_stream_map information found in video info')


@@ -2243,7 +2281,21 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
         # annotations
         video_annotations = None
         if self._downloader.params.get('writeannotations', False):
         # annotations
         video_annotations = None
         if self._downloader.params.get('writeannotations', False):

-            video_annotations = self._extract_annotations(video_id)
+            xsrf_token = self._search_regex(
+                r'([\'"])XSRF_TOKEN\1\s*:\s*([\'"])(?P<xsrf_token>[A-Za-z0-9+/=]+)\2',
+                video_webpage, 'xsrf token', group='xsrf_token', fatal=False)
+            invideo_url = try_get(
+                player_response, lambda x: x['annotations'][0]['playerAnnotationsUrlsRenderer']['invideoUrl'], compat_str)
+            if xsrf_token and invideo_url:
+                xsrf_field_name = self._search_regex(
+                    r'([\'"])XSRF_FIELD_NAME\1\s*:\s*([\'"])(?P<xsrf_field_name>\w+)\2',
+                    video_webpage, 'xsrf field name',
+                    group='xsrf_field_name', default='session_token')
+                video_annotations = self._download_webpage(
+                    self._proto_relative_url(invideo_url),
+                    video_id, note='Downloading annotations',
+                    errnote='Unable to download video annotations', fatal=False,
+                    data=urlencode_postdata({xsrf_field_name: xsrf_token}))

 
         chapters = self._extract_chapters(description_original, video_duration)
 
 
         chapters = self._extract_chapters(description_original, video_duration)
 


@@ -2401,7 +2453,8 @@ class YoutubePlaylistIE(YoutubePlaylistBaseInfoExtractor):
                         (%(playlist_id)s)
                      )""" % {'playlist_id': YoutubeBaseInfoExtractor._PLAYLIST_ID_RE}
     _TEMPLATE_URL = 'https://www.youtube.com/playlist?list=%s'
                         (%(playlist_id)s)
                      )""" % {'playlist_id': YoutubeBaseInfoExtractor._PLAYLIST_ID_RE}
     _TEMPLATE_URL = 'https://www.youtube.com/playlist?list=%s'

-    _VIDEO_RE = r'href="\s*/watch\?v=(?P<id>[0-9A-Za-z_-]{11})&amp;[^"]*?index=(?P<index>\d+)(?:[^>]+>(?P<title>[^<]+))?'
+    _VIDEO_RE_TPL = r'href="\s*/watch\?v=%s(?:&amp;(?:[^"]*?index=(?P<index>\d+))?(?:[^>]+>(?P<title>[^<]+))?)?'
+    _VIDEO_RE = _VIDEO_RE_TPL % r'(?P<id>[0-9A-Za-z_-]{11})'

     IE_NAME = 'youtube:playlist'
     _TESTS = [{
         'url': 'https://www.youtube.com/playlist?list=PLwiyx1dc3P2JR9N8gQaQN_BCvlSlap7re',
     IE_NAME = 'youtube:playlist'
     _TESTS = [{
         'url': 'https://www.youtube.com/playlist?list=PLwiyx1dc3P2JR9N8gQaQN_BCvlSlap7re',


@@ -2424,6 +2477,8 @@ class YoutubePlaylistIE(YoutubePlaylistBaseInfoExtractor):
         'info_dict': {
             'title': '29C3: Not my department',
             'id': 'PLwP_SiAcdui0KVebT0mU9Apz359a4ubsC',
         'info_dict': {
             'title': '29C3: Not my department',
             'id': 'PLwP_SiAcdui0KVebT0mU9Apz359a4ubsC',

+            'uploader': 'Christiaan008',
+            'uploader_id': 'ChRiStIaAn008',

         },
         'playlist_count': 95,
     }, {
         },
         'playlist_count': 95,
     }, {


@@ -2432,6 +2487,8 @@ class YoutubePlaylistIE(YoutubePlaylistBaseInfoExtractor):
         'info_dict': {
             'title': '[OLD]Team Fortress 2 (Class-based LP)',
             'id': 'PLBB231211A4F62143',
         'info_dict': {
             'title': '[OLD]Team Fortress 2 (Class-based LP)',
             'id': 'PLBB231211A4F62143',

+            'uploader': 'Wickydoo',
+            'uploader_id': 'Wickydoo',

         },
         'playlist_mincount': 26,
     }, {
         },
         'playlist_mincount': 26,
     }, {


@@ -2440,6 +2497,8 @@ class YoutubePlaylistIE(YoutubePlaylistBaseInfoExtractor):
         'info_dict': {
             'title': 'Uploads from Cauchemar',
             'id': 'UUBABnxM4Ar9ten8Mdjj1j0Q',
         'info_dict': {
             'title': 'Uploads from Cauchemar',
             'id': 'UUBABnxM4Ar9ten8Mdjj1j0Q',

+            'uploader': 'Cauchemar',
+            'uploader_id': 'Cauchemar89',

         },
         'playlist_mincount': 799,
     }, {
         },
         'playlist_mincount': 799,
     }, {


@@ -2457,13 +2516,17 @@ class YoutubePlaylistIE(YoutubePlaylistBaseInfoExtractor):
         'info_dict': {
             'title': 'JODA15',
             'id': 'PL6IaIsEjSbf96XFRuNccS_RuEXwNdsoEu',
         'info_dict': {
             'title': 'JODA15',
             'id': 'PL6IaIsEjSbf96XFRuNccS_RuEXwNdsoEu',

+            'uploader': 'milan',
+            'uploader_id': 'UCEI1-PVPcYXjB73Hfelbmaw',

         }
     }, {
         'url': 'http://www.youtube.com/embed/_xDOZElKyNU?list=PLsyOSbh5bs16vubvKePAQ1x3PhKavfBIl',
         'playlist_mincount': 485,
         'info_dict': {
         }
     }, {
         'url': 'http://www.youtube.com/embed/_xDOZElKyNU?list=PLsyOSbh5bs16vubvKePAQ1x3PhKavfBIl',
         'playlist_mincount': 485,
         'info_dict': {

-            'title': '2017 華語最新單曲 (2/24更新)',
+            'title': '2018 Chinese New Singles (11/6 updated)',

             'id': 'PLsyOSbh5bs16vubvKePAQ1x3PhKavfBIl',
             'id': 'PLsyOSbh5bs16vubvKePAQ1x3PhKavfBIl',

+            'uploader': 'LBK',
+            'uploader_id': 'sdragonfang',

         }
     }, {
         'note': 'Embedded SWF player',
         }
     }, {
         'note': 'Embedded SWF player',


@@ -2472,13 +2535,16 @@ class YoutubePlaylistIE(YoutubePlaylistBaseInfoExtractor):
         'info_dict': {
             'title': 'JODA7',
             'id': 'YN5VISEtHet5D4NEvfTd0zcgFk84NqFZ',
         'info_dict': {
             'title': 'JODA7',
             'id': 'YN5VISEtHet5D4NEvfTd0zcgFk84NqFZ',

-        }
+        },
+        'skip': 'This playlist does not exist',

     }, {
         'note': 'Buggy playlist: the webpage has a "Load more" button but it doesn\'t have more videos',
         'url': 'https://www.youtube.com/playlist?list=UUXw-G3eDE9trcvY2sBMM_aA',
         'info_dict': {
             'title': 'Uploads from Interstellar Movie',
             'id': 'UUXw-G3eDE9trcvY2sBMM_aA',
     }, {
         'note': 'Buggy playlist: the webpage has a "Load more" button but it doesn\'t have more videos',
         'url': 'https://www.youtube.com/playlist?list=UUXw-G3eDE9trcvY2sBMM_aA',
         'info_dict': {
             'title': 'Uploads from Interstellar Movie',
             'id': 'UUXw-G3eDE9trcvY2sBMM_aA',

+            'uploader': 'Interstellar Movie',
+            'uploader_id': 'InterstellarMovie1',

         },
         'playlist_mincount': 21,
     }, {
         },
         'playlist_mincount': 21,
     }, {


@@ -2503,6 +2569,7 @@ class YoutubePlaylistIE(YoutubePlaylistBaseInfoExtractor):
         'params': {
             'skip_download': True,
         },
         'params': {
             'skip_download': True,
         },

+        'skip': 'This video is not available.',

         'add_ie': [YoutubeIE.ie_key()],
     }, {
         'url': 'https://youtu.be/yeWKywCrFtk?list=PL2qgrgXsNUG5ig9cat4ohreBjYLAPC0J5',
         'add_ie': [YoutubeIE.ie_key()],
     }, {
         'url': 'https://youtu.be/yeWKywCrFtk?list=PL2qgrgXsNUG5ig9cat4ohreBjYLAPC0J5',


@@ -2514,7 +2581,6 @@ class YoutubePlaylistIE(YoutubePlaylistBaseInfoExtractor):
             'uploader_id': 'backuspagemuseum',
             'uploader_url': r're:https?://(?:www\.)?youtube\.com/user/backuspagemuseum',
             'upload_date': '20161008',
             'uploader_id': 'backuspagemuseum',
             'uploader_url': r're:https?://(?:www\.)?youtube\.com/user/backuspagemuseum',
             'upload_date': '20161008',

-            'license': 'Standard YouTube License',

             'description': 'md5:800c0c78d5eb128500bffd4f0b4f2e8a',
             'categories': ['Nonprofits & Activism'],
             'tags': list,
             'description': 'md5:800c0c78d5eb128500bffd4f0b4f2e8a',
             'categories': ['Nonprofits & Activism'],
             'tags': list,


@@ -2525,6 +2591,16 @@ class YoutubePlaylistIE(YoutubePlaylistBaseInfoExtractor):
             'noplaylist': True,
             'skip_download': True,
         },
             'noplaylist': True,
             'skip_download': True,
         },

+    }, {
+        # https://github.com/ytdl-org/youtube-dl/issues/21844
+        'url': 'https://www.youtube.com/playlist?list=PLzH6n4zXuckpfMu_4Ff8E7Z1behQks5ba',
+        'info_dict': {
+            'title': 'Data Analysis with Dr Mike Pound',
+            'id': 'PLzH6n4zXuckpfMu_4Ff8E7Z1behQks5ba',
+            'uploader_id': 'Computerphile',
+            'uploader': 'Computerphile',
+        },
+        'playlist_mincount': 11,

     }, {
         'url': 'https://youtu.be/uWyaPkt-VOI?list=PL9D9FC436B881BA21',
         'only_matching': True,
     }, {
         'url': 'https://youtu.be/uWyaPkt-VOI?list=PL9D9FC436B881BA21',
         'only_matching': True,


@@ -2543,6 +2619,34 @@ class YoutubePlaylistIE(YoutubePlaylistBaseInfoExtractor):
     def _real_initialize(self):
         self._login()
 
     def _real_initialize(self):
         self._login()
 

+    def extract_videos_from_page(self, page):
+        ids_in_page = []
+        titles_in_page = []
+
+        for item in re.findall(
+                r'(<[^>]*\bdata-video-id\s*=\s*["\'][0-9A-Za-z_-]{11}[^>]+>)', page):
+            attrs = extract_attributes(item)
+            video_id = attrs['data-video-id']
+            video_title = unescapeHTML(attrs.get('data-title'))
+            if video_title:
+                video_title = video_title.strip()
+            ids_in_page.append(video_id)
+            titles_in_page.append(video_title)
+
+        # Fallback with old _VIDEO_RE
+        self.extract_videos_from_page_impl(
+            self._VIDEO_RE, page, ids_in_page, titles_in_page)
+
+        # Relaxed fallbacks
+        self.extract_videos_from_page_impl(
+            r'href="\s*/watch\?v\s*=\s*(?P<id>[0-9A-Za-z_-]{11})', page,
+            ids_in_page, titles_in_page)
+        self.extract_videos_from_page_impl(
+            r'data-video-ids\s*=\s*["\'](?P<id>[0-9A-Za-z_-]{11})', page,
+            ids_in_page, titles_in_page)
+
+        return zip(ids_in_page, titles_in_page)
+

     def _extract_mix(self, playlist_id):
         # The mixes are generated from a single video
         # the id of the playlist is just 'RD' + video_id
     def _extract_mix(self, playlist_id):
         # The mixes are generated from a single video
         # the id of the playlist is just 'RD' + video_id


@@ -2691,6 +2795,8 @@ class YoutubeChannelIE(YoutubePlaylistBaseInfoExtractor):
         'info_dict': {
             'id': 'UUKfVa3S1e4PHvxWcwyMMg8w',
             'title': 'Uploads from lex will',
         'info_dict': {
             'id': 'UUKfVa3S1e4PHvxWcwyMMg8w',
             'title': 'Uploads from lex will',

+            'uploader': 'lex will',
+            'uploader_id': 'UCKfVa3S1e4PHvxWcwyMMg8w',

         }
     }, {
         'note': 'Age restricted channel',
         }
     }, {
         'note': 'Age restricted channel',


@@ -2700,6 +2806,8 @@ class YoutubeChannelIE(YoutubePlaylistBaseInfoExtractor):
         'info_dict': {
             'id': 'UUs0ifCMCm1icqRbqhUINa0w',
             'title': 'Uploads from Deus Ex',
         'info_dict': {
             'id': 'UUs0ifCMCm1icqRbqhUINa0w',
             'title': 'Uploads from Deus Ex',

+            'uploader': 'Deus Ex',
+            'uploader_id': 'DeusExOfficial',

         },
     }, {
         'url': 'https://invidio.us/channel/UC23qupoDRn9YOAVzeoxjOQA',
         },
     }, {
         'url': 'https://invidio.us/channel/UC23qupoDRn9YOAVzeoxjOQA',


@@ -2784,6 +2892,8 @@ class YoutubeUserIE(YoutubeChannelIE):
         'info_dict': {
             'id': 'UUfX55Sx5hEFjoC3cNs6mCUQ',
             'title': 'Uploads from The Linux Foundation',
         'info_dict': {
             'id': 'UUfX55Sx5hEFjoC3cNs6mCUQ',
             'title': 'Uploads from The Linux Foundation',

+            'uploader': 'The Linux Foundation',
+            'uploader_id': 'TheLinuxFoundation',

         }
     }, {
         # Only available via https://www.youtube.com/c/12minuteathlete/videos
         }
     }, {
         # Only available via https://www.youtube.com/c/12minuteathlete/videos


@@ -2793,6 +2903,8 @@ class YoutubeUserIE(YoutubeChannelIE):
         'info_dict': {
             'id': 'UUVjM-zV6_opMDx7WYxnjZiQ',
             'title': 'Uploads from 12 Minute Athlete',
         'info_dict': {
             'id': 'UUVjM-zV6_opMDx7WYxnjZiQ',
             'title': 'Uploads from 12 Minute Athlete',

+            'uploader': '12 Minute Athlete',
+            'uploader_id': 'the12minuteathlete',

         }
     }, {
         'url': 'ytuser:phihag',
         }
     }, {
         'url': 'ytuser:phihag',


@@ -2886,7 +2998,7 @@ class YoutubePlaylistsIE(YoutubePlaylistsBaseInfoExtractor):
         'playlist_mincount': 4,
         'info_dict': {
             'id': 'ThirstForScience',
         'playlist_mincount': 4,
         'info_dict': {
             'id': 'ThirstForScience',

-            'title': 'Thirst for Science',
+            'title': 'ThirstForScience',

         },
     }, {
         # with "Load more" button
         },
     }, {
         # with "Load more" button


@@ -2903,6 +3015,7 @@ class YoutubePlaylistsIE(YoutubePlaylistsBaseInfoExtractor):
             'id': 'UCiU1dHvZObB2iP6xkJ__Icw',
             'title': 'Chem Player',
         },
             'id': 'UCiU1dHvZObB2iP6xkJ__Icw',
             'title': 'Chem Player',
         },

+        'skip': 'Blocked',

     }]
 
 
     }]