debian/patches: Add patch to skip style checks from flake8 during test.

[youtubedl] / youtube_dl / extractor / youtube.py

diff --git a/youtube_dl/extractor/youtube.py b/youtube_dl/extractor/youtube.py
index 730935657981ca23ffe981b4e4afce2bbca22078..eacaa5ecdb70d2a16748b4c2e58edc14d7d69484 100644 (file)
--- a/youtube_dl/extractor/youtube.py
+++ b/youtube_dl/extractor/youtube.py
@@ -16,6 +16,7 @@ from ..jsinterp import JSInterpreter
 from ..swfinterp import SWFInterpreter
 from ..compat import (
     compat_chr,
 from ..swfinterp import SWFInterpreter
 from ..compat import (
     compat_chr,

+    compat_HTTPError,

     compat_kwargs,
     compat_parse_qs,
     compat_urllib_parse_unquote,
     compat_kwargs,
     compat_parse_qs,
     compat_urllib_parse_unquote,


@@ -26,8 +27,11 @@ from ..compat import (
     compat_str,
 )
 from ..utils import (
     compat_str,
 )
 from ..utils import (

+    bool_or_none,

     clean_html,
     clean_html,

+    dict_get,

     error_to_compat_str,
     error_to_compat_str,

+    extract_attributes,

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


@@ -37,7 +41,6 @@ from ..utils import (
     orderedSet,
     parse_codecs,
     parse_duration,
     orderedSet,
     parse_codecs,
     parse_duration,

-    qualities,

     remove_quotes,
     remove_start,
     smuggle_url,
     remove_quotes,
     remove_start,
     smuggle_url,


@@ -66,7 +69,7 @@ class YoutubeBaseInfoExtractor(InfoExtractor):
     # If True it will raise an error if no login info is provided
     _LOGIN_REQUIRED = False
 
     # If True it will raise an error if no login info is provided
     _LOGIN_REQUIRED = False
 

-    _PLAYLIST_ID_RE = r'(?:PL|LL|EC|UU|FL|RD|UL|TL|OLAK5uy_)[0-9A-Za-z-_]{10,}'
+    _PLAYLIST_ID_RE = r'(?:PL|LL|EC|UU|FL|RD|UL|TL|PU|OLAK5uy_)[0-9A-Za-z-_]{10,}'

 
     def _set_language(self):
         self._set_cookie(
 
     def _set_language(self):
         self._set_cookie(


@@ -114,6 +117,8 @@ 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,


@@ -287,10 +292,25 @@ class YoutubeEntryListBaseInfoExtractor(YoutubeBaseInfoExtractor):
             if not mobj:
                 break
 
             if not mobj:
                 break
 

-            more = self._download_json(
-                'https://youtube.com/%s' % mobj.group('more'), playlist_id,
-                'Downloading page #%s' % page_num,
-                transform_source=uppercase_escape)
+            count = 0
+            retries = 3
+            while count <= retries:
+                try:
+                    # Downloading page may result in intermittent 5xx HTTP error
+                    # that is usually worked around with a retry
+                    more = self._download_json(
+                        'https://youtube.com/%s' % mobj.group('more'), playlist_id,
+                        'Downloading page #%s%s'
+                        % (page_num, ' (retry #%d)' % count if count else ''),
+                        transform_source=uppercase_escape)
+                    break
+                except ExtractorError as e:
+                    if isinstance(e.cause, compat_HTTPError) and e.cause.code in (500, 503):
+                        count += 1
+                        if count <= retries:
+                            continue
+                    raise
+

             content_html = more['content_html']
             if not content_html.strip():
                 # Some webpages show a "Load more" button but they don't
             content_html = more['content_html']
             if not content_html.strip():
                 # Some webpages show a "Load more" button but they don't


@@ -304,17 +324,18 @@ 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]:


@@ -322,6 +343,12 @@ 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)
 
 


@@ -345,13 +372,32 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
     _VALID_URL = r"""(?x)^
                      (
                          (?:https?://|//)                                    # http(s):// or protocol-independent URL
     _VALID_URL = r"""(?x)^
                      (
                          (?:https?://|//)                                    # http(s):// or protocol-independent URL

-                         (?:(?:(?:(?:\w+\.)?[yY][oO][uU][tT][uU][bB][eE](?:-nocookie)?\.com/|
+                         (?:(?:(?:(?:\w+\.)?[yY][oO][uU][tT][uU][bB][eE](?:-nocookie|kids)?\.com/|

                             (?:www\.)?deturl\.com/www\.youtube\.com/|
                             (?:www\.)?pwnyoutube\.com/|
                             (?:www\.)?hooktube\.com/|
                             (?:www\.)?yourepeat\.com/|
                             tube\.majestyc\.net/|
                             (?:www\.)?deturl\.com/www\.youtube\.com/|
                             (?:www\.)?pwnyoutube\.com/|
                             (?:www\.)?hooktube\.com/|
                             (?:www\.)?yourepeat\.com/|
                             tube\.majestyc\.net/|

-                            (?:www\.)?invidio\.us/|
+                            # Invidious instances taken from https://github.com/omarroth/invidious/wiki/Invidious-Instances
+                            (?:(?:www|dev)\.)?invidio\.us/|
+                            (?:(?:www|no)\.)?invidiou\.sh/|
+                            (?:(?:www|fi|de)\.)?invidious\.snopyta\.org/|
+                            (?:www\.)?invidious\.kabi\.tk/|
+                            (?:www\.)?invidious\.13ad\.de/|
+                            (?:www\.)?invidious\.mastodon\.host/|
+                            (?:www\.)?invidious\.nixnet\.xyz/|
+                            (?:www\.)?invidious\.drycat\.fr/|
+                            (?:www\.)?tube\.poal\.co/|
+                            (?:www\.)?vid\.wxzm\.sx/|
+                            (?:www\.)?yt\.elukerio\.org/|
+                            (?:www\.)?yt\.lelux\.fi/|
+                            (?:www\.)?kgg2m7yk5aybusll\.onion/|
+                            (?:www\.)?qklhadlycap4cnod\.onion/|
+                            (?:www\.)?axqzx4s6s54s32yentfqojs3x5i7faxza6xo3ehd4bzzsg2ii4fv2iid\.onion/|
+                            (?:www\.)?c7hqkpkpemu6e7emz5b4vyz7idjgdvgaaa3dyimmeojqbgpea3xqjoid\.onion/|
+                            (?:www\.)?fz253lmuao3strwbfbmx46yu7acac2jz27iwtorgmbqlkurlclmancad\.onion/|
+                            (?:www\.)?invidious\.l4qlywnpwqsluw65ts7md3khrivpirse744un3x7mlskqauz5pyuzgqd\.onion/|
+                            (?:www\.)?owxfohz4kjyv25fvlqilyxast7inivgiktls3th44jhk3ej3i7ya\.b32\.i2p/|

                             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:


@@ -427,7 +473,7 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
         '135': {'ext': 'mp4', 'height': 480, 'format_note': 'DASH video', 'vcodec': 'h264'},
         '136': {'ext': 'mp4', 'height': 720, 'format_note': 'DASH video', 'vcodec': 'h264'},
         '137': {'ext': 'mp4', 'height': 1080, 'format_note': 'DASH video', 'vcodec': 'h264'},
         '135': {'ext': 'mp4', 'height': 480, 'format_note': 'DASH video', 'vcodec': 'h264'},
         '136': {'ext': 'mp4', 'height': 720, 'format_note': 'DASH video', 'vcodec': 'h264'},
         '137': {'ext': 'mp4', 'height': 1080, 'format_note': 'DASH video', 'vcodec': 'h264'},

-        '138': {'ext': 'mp4', 'format_note': 'DASH video', 'vcodec': 'h264'},  # Height can vary (https://github.com/rg3/youtube-dl/issues/4559)
+        '138': {'ext': 'mp4', 'format_note': 'DASH video', 'vcodec': 'h264'},  # Height can vary (https://github.com/ytdl-org/youtube-dl/issues/4559)

         '160': {'ext': 'mp4', 'height': 144, 'format_note': 'DASH video', 'vcodec': 'h264'},
         '212': {'ext': 'mp4', 'height': 480, 'format_note': 'DASH video', 'vcodec': 'h264'},
         '264': {'ext': 'mp4', 'height': 1440, 'format_note': 'DASH video', 'vcodec': 'h264'},
         '160': {'ext': 'mp4', 'height': 144, 'format_note': 'DASH video', 'vcodec': 'h264'},
         '212': {'ext': 'mp4', 'height': 480, 'format_note': 'DASH video', 'vcodec': 'h264'},
         '264': {'ext': 'mp4', 'height': 1440, 'format_note': 'DASH video', 'vcodec': 'h264'},


@@ -479,8 +525,14 @@ 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 = ('ttml', 'vtt')
+    _SUBTITLE_FORMATS = ('srv1', 'srv2', 'srv3', 'ttml', 'vtt')

 
     _GEO_BYPASS = False
 
 
     _GEO_BYPASS = False
 


@@ -692,7 +744,7 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'age_limit': 18,
             },
         },
                 'age_limit': 18,
             },
         },

-        # video_info is None (https://github.com/rg3/youtube-dl/issues/4421)
+        # video_info is None (https://github.com/ytdl-org/youtube-dl/issues/4421)

         # YouTube Red ad is not captured for creator
         {
             'url': '__2ABJjxzNo',
         # YouTube Red ad is not captured for creator
         {
             'url': '__2ABJjxzNo',


@@ -713,7 +765,7 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'DASH manifest missing',
             ]
         },
                 'DASH manifest missing',
             ]
         },

-        # Olympics (https://github.com/rg3/youtube-dl/issues/4431)
+        # Olympics (https://github.com/ytdl-org/youtube-dl/issues/4431)

         {
             'url': 'lqQg6PlCWgI',
             'info_dict': {
         {
             'url': 'lqQg6PlCWgI',
             'info_dict': {


@@ -764,7 +816,7 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
             },
             'skip': 'This live event has ended.',
         },
             },
             'skip': 'This live event has ended.',
         },

-        # Extraction from multiple DASH manifests (https://github.com/rg3/youtube-dl/pull/6097)
+        # Extraction from multiple DASH manifests (https://github.com/ytdl-org/youtube-dl/pull/6097)

         {
             'url': 'https://www.youtube.com/watch?v=FIl7x6_3R5Y',
             'info_dict': {
         {
             'url': 'https://www.youtube.com/watch?v=FIl7x6_3R5Y',
             'info_dict': {


@@ -867,7 +919,7 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
             'skip': 'This video is not available.',
         },
         {
             'skip': 'This video is not available.',
         },
         {

-            # Multifeed video with comma in title (see https://github.com/rg3/youtube-dl/issues/8536)
+            # Multifeed video with comma in title (see https://github.com/ytdl-org/youtube-dl/issues/8536)

             'url': 'https://www.youtube.com/watch?v=gVfLd0zydlo',
             'info_dict': {
                 'id': 'gVfLd0zydlo',
             'url': 'https://www.youtube.com/watch?v=gVfLd0zydlo',
             'info_dict': {
                 'id': 'gVfLd0zydlo',


@@ -885,10 +937,10 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
             'only_matching': True,
         },
         {
             'only_matching': True,
         },
         {

-            # Title with JS-like syntax "};" (see https://github.com/rg3/youtube-dl/issues/7468)
+            # Title with JS-like syntax "};" (see https://github.com/ytdl-org/youtube-dl/issues/7468)

             # Also tests cut-off URL expansion in video description (see
             # Also tests cut-off URL expansion in video description (see

-            # https://github.com/rg3/youtube-dl/issues/1892,
-            # https://github.com/rg3/youtube-dl/issues/8164)
+            # https://github.com/ytdl-org/youtube-dl/issues/1892,
+            # https://github.com/ytdl-org/youtube-dl/issues/8164)

             'url': 'https://www.youtube.com/watch?v=lsguqyKfVQg',
             'info_dict': {
                 'id': 'lsguqyKfVQg',
             'url': 'https://www.youtube.com/watch?v=lsguqyKfVQg',
             'info_dict': {
                 'id': 'lsguqyKfVQg',


@@ -904,13 +956,14 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'creator': 'Todd Haberman,  Daniel Law Heath and Aaron Kaplan',
                 'track': 'Dark Walk - Position Music',
                 'artist': 'Todd Haberman,  Daniel Law Heath and Aaron Kaplan',
                 'creator': 'Todd Haberman,  Daniel Law Heath and Aaron Kaplan',
                 'track': 'Dark Walk - Position Music',
                 'artist': 'Todd Haberman,  Daniel Law Heath and Aaron Kaplan',

+                'album': 'Position Music - Production Music Vol. 143 - Dark Walk',

             },
             'params': {
                 'skip_download': True,
             },
         },
         {
             },
             'params': {
                 'skip_download': True,
             },
         },
         {

-            # Tags with '};' (see https://github.com/rg3/youtube-dl/issues/7468)
+            # Tags with '};' (see https://github.com/ytdl-org/youtube-dl/issues/7468)

             'url': 'https://www.youtube.com/watch?v=Ms7iBXnlUO8',
             'only_matching': True,
         },
             'url': 'https://www.youtube.com/watch?v=Ms7iBXnlUO8',
             'only_matching': True,
         },


@@ -974,7 +1027,7 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
             'only_matching': True,
         },
         {
             'only_matching': True,
         },
         {

-            # YouTube Red paid video (https://github.com/rg3/youtube-dl/issues/10059)
+            # YouTube Red paid video (https://github.com/ytdl-org/youtube-dl/issues/10059)

             'url': 'https://www.youtube.com/watch?v=i1Ko8UG-Tdo',
             'only_matching': True,
         },
             'url': 'https://www.youtube.com/watch?v=i1Ko8UG-Tdo',
             'only_matching': True,
         },


@@ -1082,7 +1135,99 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'skip_download': True,
                 'youtube_include_dash_manifest': False,
             },
                 'skip_download': True,
                 'youtube_include_dash_manifest': False,
             },

-        }
+        },
+        {
+            # Youtube Music Auto-generated description
+            'url': 'https://music.youtube.com/watch?v=MgNrAu2pzNs',
+            'info_dict': {
+                'id': 'MgNrAu2pzNs',
+                'ext': 'mp4',
+                'title': 'Voyeur Girl',
+                'description': 'md5:7ae382a65843d6df2685993e90a8628f',
+                'upload_date': '20190312',
+                'uploader': 'Various Artists - Topic',
+                'uploader_id': 'UCVWKBi1ELZn0QX2CBLSkiyw',
+                'artist': 'Stephen',
+                'track': 'Voyeur Girl',
+                'album': 'it\'s too much love to know my dear',
+                'release_date': '20190313',
+                'release_year': 2019,
+            },
+            'params': {
+                'skip_download': True,
+            },
+        },
+        {
+            # Youtube Music Auto-generated description
+            # Retrieve 'artist' field from 'Artist:' in video description
+            # when it is present on youtube music video
+            'url': 'https://www.youtube.com/watch?v=k0jLE7tTwjY',
+            'info_dict': {
+                'id': 'k0jLE7tTwjY',
+                'ext': 'mp4',
+                'title': 'Latch Feat. Sam Smith',
+                'description': 'md5:3cb1e8101a7c85fcba9b4fb41b951335',
+                'upload_date': '20150110',
+                'uploader': 'Various Artists - Topic',
+                'uploader_id': 'UCNkEcmYdjrH4RqtNgh7BZ9w',
+                'artist': 'Disclosure',
+                'track': 'Latch Feat. Sam Smith',
+                'album': 'Latch Featuring Sam Smith',
+                'release_date': '20121008',
+                'release_year': 2012,
+            },
+            'params': {
+                'skip_download': True,
+            },
+        },
+        {
+            # Youtube Music Auto-generated description
+            # handle multiple artists on youtube music video
+            'url': 'https://www.youtube.com/watch?v=74qn0eJSjpA',
+            'info_dict': {
+                'id': '74qn0eJSjpA',
+                'ext': 'mp4',
+                'title': 'Eastside',
+                'description': 'md5:290516bb73dcbfab0dcc4efe6c3de5f2',
+                'upload_date': '20180710',
+                'uploader': 'Benny Blanco - Topic',
+                'uploader_id': 'UCzqz_ksRu_WkIzmivMdIS7A',
+                'artist': 'benny blanco, Halsey, Khalid',
+                'track': 'Eastside',
+                'album': 'Eastside',
+                'release_date': '20180713',
+                'release_year': 2018,
+            },
+            'params': {
+                'skip_download': True,
+            },
+        },
+        {
+            # Youtube Music Auto-generated description
+            # handle youtube music video with release_year and no release_date
+            'url': 'https://www.youtube.com/watch?v=-hcAI0g-f5M',
+            'info_dict': {
+                'id': '-hcAI0g-f5M',
+                'ext': 'mp4',
+                'title': 'Put It On Me',
+                'description': 'md5:93c55acc682ae7b0c668f2e34e1c069e',
+                'upload_date': '20180426',
+                'uploader': 'Matt Maeson - Topic',
+                'uploader_id': 'UCnEkIGqtGcQMLk73Kp-Q5LQ',
+                'artist': 'Matt Maeson',
+                'track': 'Put It On Me',
+                'album': 'The Hearse',
+                'release_date': None,
+                'release_year': 2018,
+            },
+            'params': {
+                'skip_download': True,
+            },
+        },
+        {
+            'url': 'https://www.youtubekids.com/watch?v=3b8nCWDgZ6Q',
+            'only_matching': True,
+        },

     ]
 
     def __init__(self, *args, **kwargs):
     ]
 
     def __init__(self, *args, **kwargs):


@@ -1196,11 +1341,19 @@ 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'\b(?P<sig>[a-zA-Z0-9$]{2})\s*=\s*function\(\s*a\s*\)\s*{\s*a\s*=\s*a\.split\(\s*""\s*\)',
+             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*(?P<sig>[a-zA-Z0-9$]+)\(',
-             r'\bc\s*&&\s*d\.set\([^,]+\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)


@@ -1280,8 +1433,8 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
             # regex won't capture the whole JSON. Yet working around by trying more
             # concrete regex first keeping in mind proper quoted string handling
             # to be implemented in future that will replace this workaround (see
             # regex won't capture the whole JSON. Yet working around by trying more
             # concrete regex first keeping in mind proper quoted string handling
             # to be implemented in future that will replace this workaround (see

-            # https://github.com/rg3/youtube-dl/issues/7468,
-            # https://github.com/rg3/youtube-dl/pull/7599)
+            # https://github.com/ytdl-org/youtube-dl/issues/7468,
+            # https://github.com/ytdl-org/youtube-dl/pull/7599)

             r';ytplayer\.config\s*=\s*({.+?});ytplayer',
             r';ytplayer\.config\s*=\s*({.+?});',
         )
             r';ytplayer\.config\s*=\s*({.+?});ytplayer',
             r';ytplayer\.config\s*=\s*({.+?});',
         )


@@ -1464,10 +1617,6 @@ 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:


@@ -1559,6 +1708,18 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
         def extract_view_count(v_info):
             return int_or_none(try_get(v_info, lambda x: x['view_count'][0]))
 
         def extract_view_count(v_info):
             return int_or_none(try_get(v_info, lambda x: x['view_count'][0]))
 

+        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


@@ -1581,7 +1742,10 @@ 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


@@ -1596,7 +1760,7 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                     add_dash_mpd(video_info)
                 # Rental video is not rented but preview is available (e.g.
                 # https://www.youtube.com/watch?v=yYr8q0y5Jfg,
                     add_dash_mpd(video_info)
                 # Rental video is not rented but preview is available (e.g.
                 # https://www.youtube.com/watch?v=yYr8q0y5Jfg,

-                # https://github.com/rg3/youtube-dl/issues/10532)
+                # https://github.com/ytdl-org/youtube-dl/issues/10532)

                 if not video_info and args.get('ypc_vid'):
                     return self.url_result(
                         args['ypc_vid'], YoutubeIE.ie_key(), video_id=args['ypc_vid'])
                 if not video_info and args.get('ypc_vid'):
                     return self.url_result(
                         args['ypc_vid'], YoutubeIE.ie_key(), video_id=args['ypc_vid'])


@@ -1604,11 +1768,7 @@ 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


@@ -1616,9 +1776,9 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 # are missing from DASH manifest pointed by webpage's dashmpd, some - from DASH
                 # manifest pointed by get_video_info's dashmpd).
                 # The general idea is to take a union of itags of both DASH manifests (for example
                 # are missing from DASH manifest pointed by webpage's dashmpd, some - from DASH
                 # manifest pointed by get_video_info's dashmpd).
                 # The general idea is to take a union of itags of both DASH manifests (for example

-                # video with such 'manifest behavior' see https://github.com/rg3/youtube-dl/issues/6093)
+                # video with such 'manifest behavior' see https://github.com/ytdl-org/youtube-dl/issues/6093)

                 self.report_video_info_webpage_download(video_id)
                 self.report_video_info_webpage_download(video_id)

-                for el in ('info', 'embedded', 'detailpage', 'vevo', ''):
+                for el in ('embedded', 'detailpage', 'vevo', ''):

                     query = {
                         'video_id': video_id,
                         'ps': 'default',
                     query = {
                         'video_id': video_id,
                         'ps': 'default',


@@ -1640,70 +1800,54 @@ 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)
                     if not video_info:
                         video_info = get_video_info
                     add_dash_mpd(get_video_info)
                     if view_count is None:
                         view_count = extract_view_count(get_video_info)
                     if not video_info:
                         video_info = get_video_info

-                    if 'token' in get_video_info:
+                    get_token = extract_token(get_video_info)
+                    if get_token:

                         # Different get_video_info requests may report different results, e.g.
                         # some may report video unavailability, but some may serve it without
                         # Different get_video_info requests may report different results, e.g.
                         # some may report video unavailability, but some may serve it without

-                        # any complaint (see https://github.com/rg3/youtube-dl/issues/7362,
+                        # any complaint (see https://github.com/ytdl-org/youtube-dl/issues/7362,

                         # the original webpage as well as el=info and el=embedded get_video_info
                         # requests report video unavailability due to geo restriction while
                         # el=detailpage succeeds and returns valid data). This is probably
                         # due to YouTube measures against IP ranges of hosting providers.
                         # Working around by preferring the first succeeded video_info containing
                         # the token if no such video_info yet was found.
                         # the original webpage as well as el=info and el=embedded get_video_info
                         # requests report video unavailability due to geo restriction while
                         # el=detailpage succeeds and returns valid data). This is probably
                         # due to YouTube measures against IP ranges of hosting providers.
                         # Working around by preferring the first succeeded video_info containing
                         # the token if no such video_info yet was found.

-                        if 'token' not in video_info:
+                        token = extract_token(video_info)
+                        if not token:

                             video_info = get_video_info
                         break
 
         def extract_unavailable_message():
                             video_info = get_video_info
                         break
 
         def extract_unavailable_message():

-            return self._html_search_regex(
-                r'(?s)<h1[^>]+id="unavailable-message"[^>]*>(.+?)</h1>',
-                video_webpage, 'unavailable message', default=None)
-
-        if 'token' not in video_info:
-            if 'reason' in video_info:
-                if 'The uploader has not made this video available in your country.' in video_info['reason']:
-                    regions_allowed = self._html_search_meta(
-                        'regionsAllowed', video_webpage, default=None)
-                    countries = regions_allowed.split(',') if regions_allowed else None
-                    self.raise_geo_restricted(
-                        msg=video_info['reason'][0], countries=countries)
-                reason = video_info['reason'][0]
-                if 'Invalid parameters' in reason:
-                    unavailable_message = extract_unavailable_message()
-                    if unavailable_message:
-                        reason = unavailable_message
-                raise ExtractorError(
-                    'YouTube said: %s' % reason,
-                    expected=True, video_id=video_id)
-            else:
-                raise ExtractorError(
-                    '"token" parameter not in video info for unknown reason',
-                    video_id=video_id)
-
-        if video_info.get('license_info'):
-            raise ExtractorError('This video is DRM protected.', expected=True)
+            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 unavailable_message:
+                unavailable_message = 'Unable to extract video data'
+            raise ExtractorError(
+                'YouTube said: %s' % unavailable_message, expected=True, video_id=video_id)

 
         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:
 


@@ -1728,11 +1872,7 @@ 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'):


@@ -1747,7 +1887,7 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                     for feed in multifeed_metadata_list.split(','):
                         # Unquote should take place before split on comma (,) since textual
                         # fields may contain comma as well (see
                     for feed in multifeed_metadata_list.split(','):
                         # Unquote should take place before split on comma (,) since textual
                         # fields may contain comma as well (see

-                        # https://github.com/rg3/youtube-dl/issues/8536)
+                        # https://github.com/ytdl-org/youtube-dl/issues/8536)

                         feed_data = compat_parse_qs(compat_urllib_parse_unquote_plus(feed))
                         entries.append({
                             '_type': 'url_transparent',
                         feed_data = compat_parse_qs(compat_urllib_parse_unquote_plus(feed))
                         entries.append({
                             '_type': 'url_transparent',


@@ -1770,14 +1910,20 @@ 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:
         # 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/rg3/youtube-dl/issues/359 for more information.', expected=True)
+            raise ExtractorError('"rental" videos not supported. See https://github.com/ytdl-org/youtube-dl/issues/359 for more information.', expected=True)

 
         def _extract_filesize(media_url):
             return int_or_none(self._search_regex(
                 r'\bclen[=/](\d+)', media_url, 'filesize', default=None))
 
 
         def _extract_filesize(media_url):
             return int_or_none(self._search_regex(
                 r'\bclen[=/](\d+)', media_url, 'filesize', default=None))
 

+        streaming_formats = try_get(player_response, lambda x: x['streamingData']['formats'], list) or []
+        streaming_formats.extend(try_get(player_response, lambda x: x['streamingData']['adaptiveFormats'], list) or [])
+

         if 'conn' in video_info and video_info['conn'][0].startswith('rtmp'):
             self.report_rtmp_download()
             formats = [{
         if 'conn' in video_info and video_info['conn'][0].startswith('rtmp'):
             self.report_rtmp_download()
             formats = [{


@@ -1786,10 +1932,11 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'url': video_info['conn'][0],
                 'player_url': player_url,
             }]
                 'url': video_info['conn'][0],
                 'player_url': player_url,
             }]

-        elif not is_live and (len(video_info.get('url_encoded_fmt_stream_map', [''])[0]) >= 1 or len(video_info.get('adaptive_fmts', [''])[0]) >= 1):
+        elif not is_live and (streaming_formats or len(video_info.get('url_encoded_fmt_stream_map', [''])[0]) >= 1 or len(video_info.get('adaptive_fmts', [''])[0]) >= 1):

             encoded_url_map = video_info.get('url_encoded_fmt_stream_map', [''])[0] + ',' + video_info.get('adaptive_fmts', [''])[0]
             if 'rtmpe%3Dyes' in encoded_url_map:
             encoded_url_map = video_info.get('url_encoded_fmt_stream_map', [''])[0] + ',' + video_info.get('adaptive_fmts', [''])[0]
             if 'rtmpe%3Dyes' in encoded_url_map:

-                raise ExtractorError('rtmpe downloads are not supported, see https://github.com/rg3/youtube-dl/issues/343 for more information.', expected=True)
+                raise ExtractorError('rtmpe downloads are not supported, see https://github.com/ytdl-org/youtube-dl/issues/343 for more information.', expected=True)
+            formats = []

             formats_spec = {}
             fmt_list = video_info.get('fmt_list', [''])[0]
             if fmt_list:
             formats_spec = {}
             fmt_list = video_info.get('fmt_list', [''])[0]
             if fmt_list:


@@ -1803,90 +1950,104 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                                 'width': int_or_none(width_height[0]),
                                 'height': int_or_none(width_height[1]),
                             }
                                 'width': int_or_none(width_height[0]),
                                 'height': int_or_none(width_height[1]),
                             }

-            q = qualities(['small', 'medium', 'hd720'])
-            streaming_formats = try_get(player_response, lambda x: x['streamingData']['formats'], list)
-            if streaming_formats:
-                for fmt in streaming_formats:
-                    itag = str_or_none(fmt.get('itag'))
-                    if not itag:
-                        continue
-                    quality = fmt.get('quality')
-                    quality_label = fmt.get('qualityLabel') or quality
-                    formats_spec[itag] = {
-                        'asr': int_or_none(fmt.get('audioSampleRate')),
-                        'filesize': int_or_none(fmt.get('contentLength')),
-                        'format_note': quality_label,
-                        'fps': int_or_none(fmt.get('fps')),
-                        'height': int_or_none(fmt.get('height')),
-                        'quality': q(quality),
-                        # bitrate for itag 43 is always 2147483647
-                        'tbr': float_or_none(fmt.get('averageBitrate') or fmt.get('bitrate'), 1000) if itag != '43' else None,
-                        'width': int_or_none(fmt.get('width')),
-                    }
-            formats = []
-            for url_data_str in encoded_url_map.split(','):
-                url_data = compat_parse_qs(url_data_str)
-                if 'itag' not in url_data or 'url' not in url_data:
+            for fmt in streaming_formats:
+                itag = str_or_none(fmt.get('itag'))
+                if not itag:
+                    continue
+                quality = fmt.get('quality')
+                quality_label = fmt.get('qualityLabel') or quality
+                formats_spec[itag] = {
+                    'asr': int_or_none(fmt.get('audioSampleRate')),
+                    'filesize': int_or_none(fmt.get('contentLength')),
+                    'format_note': quality_label,
+                    'fps': int_or_none(fmt.get('fps')),
+                    'height': int_or_none(fmt.get('height')),
+                    # bitrate for itag 43 is always 2147483647
+                    'tbr': float_or_none(fmt.get('averageBitrate') or fmt.get('bitrate'), 1000) if itag != '43' else None,
+                    'width': int_or_none(fmt.get('width')),
+                }
+
+            for fmt in streaming_formats:
+                if fmt.get('drm_families'):

                     continue
                     continue

+                url = url_or_none(fmt.get('url'))
+
+                if not url:
+                    cipher = fmt.get('cipher')
+                    if not cipher:
+                        continue
+                    url_data = compat_parse_qs(cipher)
+                    url = url_or_none(try_get(url_data, lambda x: x['url'][0], compat_str))
+                    if not url:
+                        continue
+                else:
+                    cipher = None
+                    url_data = compat_parse_qs(compat_urllib_parse_urlparse(url).query)
+

                 stream_type = int_or_none(try_get(url_data, lambda x: x['stream_type'][0]))
                 # Unsupported FORMAT_STREAM_TYPE_OTF
                 if stream_type == 3:
                     continue
                 stream_type = int_or_none(try_get(url_data, lambda x: x['stream_type'][0]))
                 # Unsupported FORMAT_STREAM_TYPE_OTF
                 if stream_type == 3:
                     continue

-                format_id = url_data['itag'][0]
-                url = url_data['url'][0]
-
-                if 's' in url_data or self._downloader.params.get('youtube_include_dash_manifest', True):
-                    ASSETS_RE = r'"assets":.+?"js":\s*("[^"]+")'
-                    jsplayer_url_json = self._search_regex(
-                        ASSETS_RE,
-                        embed_webpage if age_gate else video_webpage,
-                        'JS player URL (1)', default=None)
-                    if not jsplayer_url_json and not age_gate:
-                        # We need the embed website after all
-                        if embed_webpage is None:
-                            embed_url = proto + '://www.youtube.com/embed/%s' % video_id
-                            embed_webpage = self._download_webpage(
-                                embed_url, video_id, 'Downloading embed webpage')
-                        jsplayer_url_json = self._search_regex(
-                            ASSETS_RE, embed_webpage, 'JS player URL')
-
-                    player_url = json.loads(jsplayer_url_json)
-                    if player_url is None:
-                        player_url_json = self._search_regex(
-                            r'ytplayer\.config.*?"url"\s*:\s*("[^"]+")',
-                            video_webpage, 'age gate player URL')
-                        player_url = json.loads(player_url_json)

 
 

-                if 'sig' in url_data:
-                    url += '&signature=' + url_data['sig'][0]
-                elif 's' in url_data:
-                    encrypted_sig = url_data['s'][0]
+                format_id = fmt.get('itag') or url_data['itag'][0]
+                if not format_id:
+                    continue
+                format_id = compat_str(format_id)

 
 

-                    if self._downloader.params.get('verbose'):
+                if cipher:
+                    if 's' in url_data or self._downloader.params.get('youtube_include_dash_manifest', True):
+                        ASSETS_RE = r'"assets":.+?"js":\s*("[^"]+")'
+                        jsplayer_url_json = self._search_regex(
+                            ASSETS_RE,
+                            embed_webpage if age_gate else video_webpage,
+                            'JS player URL (1)', default=None)
+                        if not jsplayer_url_json and not age_gate:
+                            # We need the embed website after all
+                            if embed_webpage is None:
+                                embed_url = proto + '://www.youtube.com/embed/%s' % video_id
+                                embed_webpage = self._download_webpage(
+                                    embed_url, video_id, 'Downloading embed webpage')
+                            jsplayer_url_json = self._search_regex(
+                                ASSETS_RE, embed_webpage, 'JS player URL')
+
+                        player_url = json.loads(jsplayer_url_json)

                         if player_url is None:
                         if player_url is None:

-                            player_version = 'unknown'
-                            player_desc = 'unknown'
-                        else:
-                            if player_url.endswith('swf'):
-                                player_version = self._search_regex(
-                                    r'-(.+?)(?:/watch_as3)?\.swf$', player_url,
-                                    'flash player', fatal=False)
-                                player_desc = 'flash player %s' % player_version
+                            player_url_json = self._search_regex(
+                                r'ytplayer\.config.*?"url"\s*:\s*("[^"]+")',
+                                video_webpage, 'age gate player URL')
+                            player_url = json.loads(player_url_json)
+
+                    if 'sig' in url_data:
+                        url += '&signature=' + url_data['sig'][0]
+                    elif 's' in url_data:
+                        encrypted_sig = url_data['s'][0]
+
+                        if self._downloader.params.get('verbose'):
+                            if player_url is None:
+                                player_version = 'unknown'
+                                player_desc = 'unknown'

                             else:
                             else:

-                                player_version = self._search_regex(
-                                    [r'html5player-([^/]+?)(?:/html5player(?:-new)?)?\.js',
-                                     r'(?:www|player(?:_ias)?)-([^/]+)(?:/[a-z]{2,3}_[A-Z]{2})?/base\.js'],
-                                    player_url,
-                                    'html5 player', fatal=False)
-                                player_desc = 'html5 player %s' % player_version
-
-                        parts_sizes = self._signature_cache_id(encrypted_sig)
-                        self.to_screen('{%s} signature length %s, %s' %
-                                       (format_id, parts_sizes, player_desc))
-
-                    signature = self._decrypt_signature(
-                        encrypted_sig, video_id, player_url, age_gate)
-                    url += '&signature=' + signature
+                                if player_url.endswith('swf'):
+                                    player_version = self._search_regex(
+                                        r'-(.+?)(?:/watch_as3)?\.swf$', player_url,
+                                        'flash player', fatal=False)
+                                    player_desc = 'flash player %s' % player_version
+                                else:
+                                    player_version = self._search_regex(
+                                        [r'html5player-([^/]+?)(?:/html5player(?:-new)?)?\.js',
+                                         r'(?:www|player(?:_ias)?)-([^/]+)(?:/[a-z]{2,3}_[A-Z]{2})?/base\.js'],
+                                        player_url,
+                                        'html5 player', fatal=False)
+                                    player_desc = 'html5 player %s' % player_version
+
+                            parts_sizes = self._signature_cache_id(encrypted_sig)
+                            self.to_screen('{%s} signature length %s, %s' %
+                                           (format_id, parts_sizes, player_desc))
+
+                        signature = self._decrypt_signature(
+                            encrypted_sig, video_id, player_url, age_gate)
+                        sp = try_get(url_data, lambda x: x['sp'][0], compat_str) or 'signature'
+                        url += '&%s=%s' % (sp, signature)

                 if 'ratebypass' not in url:
                     url += '&ratebypass=yes'
 
                 if 'ratebypass' not in url:
                     url += '&ratebypass=yes'
 


@@ -1901,29 +2062,38 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                     dct.update(formats_spec[format_id])
 
                 # Some itags are not included in DASH manifest thus corresponding formats will
                     dct.update(formats_spec[format_id])
 
                 # Some itags are not included in DASH manifest thus corresponding formats will

-                # lack metadata (see https://github.com/rg3/youtube-dl/pull/5993).
+                # lack metadata (see https://github.com/ytdl-org/youtube-dl/pull/5993).

                 # Trying to extract metadata from url_encoded_fmt_stream_map entry.
                 mobj = re.search(r'^(?P<width>\d+)[xX](?P<height>\d+)$', url_data.get('size', [''])[0])
                 width, height = (int(mobj.group('width')), int(mobj.group('height'))) if mobj else (None, None)
 
                 # Trying to extract metadata from url_encoded_fmt_stream_map entry.
                 mobj = re.search(r'^(?P<width>\d+)[xX](?P<height>\d+)$', url_data.get('size', [''])[0])
                 width, height = (int(mobj.group('width')), int(mobj.group('height'))) if mobj else (None, None)
 

+                if width is None:
+                    width = int_or_none(fmt.get('width'))
+                if height is None:
+                    height = int_or_none(fmt.get('height'))
+

                 filesize = int_or_none(url_data.get(
                     'clen', [None])[0]) or _extract_filesize(url)
 
                 filesize = int_or_none(url_data.get(
                     'clen', [None])[0]) or _extract_filesize(url)
 

-                quality = url_data.get('quality', [None])[0]
+                quality = url_data.get('quality', [None])[0] or fmt.get('quality')
+                quality_label = url_data.get('quality_label', [None])[0] or fmt.get('qualityLabel')
+
+                tbr = (float_or_none(url_data.get('bitrate', [None])[0], 1000)
+                       or float_or_none(fmt.get('bitrate'), 1000)) if format_id != '43' else None
+                fps = int_or_none(url_data.get('fps', [None])[0]) or int_or_none(fmt.get('fps'))

 
                 more_fields = {
                     'filesize': filesize,
 
                 more_fields = {
                     'filesize': filesize,

-                    'tbr': float_or_none(url_data.get('bitrate', [None])[0], 1000),
+                    'tbr': tbr,

                     'width': width,
                     'height': height,
                     'width': width,
                     'height': height,

-                    'fps': int_or_none(url_data.get('fps', [None])[0]),
-                    'format_note': url_data.get('quality_label', [None])[0] or quality,
-                    'quality': q(quality),
+                    'fps': fps,
+                    'format_note': quality_label or quality,

                 }
                 for key, value in more_fields.items():
                     if value:
                         dct[key] = value
                 }
                 for key, value in more_fields.items():
                     if value:
                         dct[key] = value

-                type_ = url_data.get('type', [None])[0]
+                type_ = url_data.get('type', [None])[0] or fmt.get('mimeType')

                 if type_:
                     type_split = type_.split(';')
                     kind_ext = type_split[0].split('/')
                 if type_:
                     type_split = type_.split(';')
                     kind_ext = type_split[0].split('/')


@@ -1950,8 +2120,8 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 url_or_none(try_get(
                     player_response,
                     lambda x: x['streamingData']['hlsManifestUrl'],
                 url_or_none(try_get(
                     player_response,
                     lambda x: x['streamingData']['hlsManifestUrl'],

-                    compat_str)) or
-                url_or_none(try_get(
+                    compat_str))
+                or url_or_none(try_get(

                     video_info, lambda x: x['hlsvp'][0], compat_str)))
             if manifest_url:
                 formats = []
                     video_info, lambda x: x['hlsvp'][0], compat_str)))
             if manifest_url:
                 formats = []


@@ -1971,9 +2141,14 @@ 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:
+                    error_message = clean_html(try_get(
+                        player_response, lambda x: x['playabilityStatus']['reason'],
+                        compat_str))

                 if not error_message:
                 if not error_message:

-                    error_message = extract_unavailable_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')


@@ -1999,8 +2174,13 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
         else:
             self._downloader.report_warning('unable to extract uploader nickname')
 
         else:
             self._downloader.report_warning('unable to extract uploader nickname')
 

-        channel_id = self._html_search_meta(
-            'channelId', video_webpage, 'channel id')
+        channel_id = (
+            str_or_none(video_details.get('channelId'))
+            or self._html_search_meta(
+                'channelId', video_webpage, 'channel id', default=None)
+            or self._search_regex(
+                r'data-channel-external-id=(["\'])(?P<id>(?:(?!\1).)+)\1',
+                video_webpage, 'channel id', default=None, group='id'))

         channel_url = 'http://www.youtube.com/channel/%s' % channel_id if channel_id else None
 
         # thumbnail image
         channel_url = 'http://www.youtube.com/channel/%s' % channel_id if channel_id else None
 
         # thumbnail image


@@ -2059,6 +2239,27 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
 
         track = extract_meta('Song')
         artist = extract_meta('Artist')
 
         track = extract_meta('Song')
         artist = extract_meta('Artist')

+        album = extract_meta('Album')
+
+        # Youtube Music Auto-generated description
+        release_date = release_year = None
+        if video_description:
+            mobj = re.search(r'(?s)Provided to YouTube by [^\n]+\n+(?P<track>[^·]+)·(?P<artist>[^\n]+)\n+(?P<album>[^\n]+)(?:.+?℗\s*(?P<release_year>\d{4})(?!\d))?(?:.+?Released on\s*:\s*(?P<release_date>\d{4}-\d{2}-\d{2}))?(.+?\nArtist\s*:\s*(?P<clean_artist>[^\n]+))?', video_description)
+            if mobj:
+                if not track:
+                    track = mobj.group('track').strip()
+                if not artist:
+                    artist = mobj.group('clean_artist') or ', '.join(a.strip() for a in mobj.group('artist').split('·'))
+                if not album:
+                    album = mobj.group('album'.strip())
+                release_year = mobj.group('release_year')
+                release_date = mobj.group('release_date')
+                if release_date:
+                    release_date = release_date.replace('-', '')
+                    if not release_year:
+                        release_year = int(release_date[:4])
+                if release_year:
+                    release_year = int(release_year)

 
         m_episode = re.search(
             r'<div[^>]+id="watch7-headline"[^>]*>\s*<span[^>]*>.*?>(?P<series>[^<]+)</a></b>\s*S(?P<season>\d+)\s*•\s*E(?P<episode>\d+)</span>',
 
         m_episode = re.search(
             r'<div[^>]+id="watch7-headline"[^>]*>\s*<span[^>]*>.*?>(?P<series>[^<]+)</a></b>\s*S(?P<season>\d+)\s*•\s*E(?P<episode>\d+)</span>',


@@ -2099,6 +2300,10 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 r'<[^>]+class=["\']watch-view-count[^>]+>\s*([\d,\s]+)', video_webpage,
                 'view count', default=None))
 
                 r'<[^>]+class=["\']watch-view-count[^>]+>\s*([\d,\s]+)', video_webpage,
                 'view count', default=None))
 

+        average_rating = (
+            float_or_none(video_details.get('averageRating'))
+            or try_get(video_info, lambda x: float_or_none(x['avg_rating'][0])))
+

         # subtitles
         video_subtitles = self.extract_subtitles(video_id, video_webpage)
         automatic_captions = self.extract_automatic_captions(video_id, video_webpage)
         # subtitles
         video_subtitles = self.extract_subtitles(video_id, video_webpage)
         automatic_captions = self.extract_automatic_captions(video_id, video_webpage)


@@ -2114,7 +2319,21 @@ 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)
 


@@ -2152,7 +2371,7 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                     # Remove the formats we found through non-DASH, they
                     # contain less info and it can be wrong, because we use
                     # fixed values (for example the resolution). See
                     # Remove the formats we found through non-DASH, they
                     # contain less info and it can be wrong, because we use
                     # fixed values (for example the resolution). See

-                    # https://github.com/rg3/youtube-dl/issues/5774 for an
+                    # https://github.com/ytdl-org/youtube-dl/issues/5774 for an

                     # example.
                     formats = [f for f in formats if f['format_id'] not in dash_formats.keys()]
                     formats.extend(dash_formats.values())
                     # example.
                     formats = [f for f in formats if f['format_id'] not in dash_formats.keys()]
                     formats.extend(dash_formats.values())


@@ -2172,6 +2391,32 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                     if f.get('vcodec') != 'none':
                         f['stretched_ratio'] = ratio
 
                     if f.get('vcodec') != 'none':
                         f['stretched_ratio'] = ratio
 

+        if not formats:
+            token = extract_token(video_info)
+            if not token:
+                if 'reason' in video_info:
+                    if 'The uploader has not made this video available in your country.' in video_info['reason']:
+                        regions_allowed = self._html_search_meta(
+                            'regionsAllowed', video_webpage, default=None)
+                        countries = regions_allowed.split(',') if regions_allowed else None
+                        self.raise_geo_restricted(
+                            msg=video_info['reason'][0], countries=countries)
+                    reason = video_info['reason'][0]
+                    if 'Invalid parameters' in reason:
+                        unavailable_message = extract_unavailable_message()
+                        if unavailable_message:
+                            reason = unavailable_message
+                    raise ExtractorError(
+                        'YouTube said: %s' % reason,
+                        expected=True, video_id=video_id)
+                else:
+                    raise ExtractorError(
+                        '"token" parameter not in video info for unknown reason',
+                        video_id=video_id)
+
+        if not formats and (video_info.get('license_info') or try_get(player_response, lambda x: x['streamingData']['licenseInfos'])):
+            raise ExtractorError('This video is DRM protected.', expected=True)
+

         self._sort_formats(formats)
 
         self.mark_watched(video_id, video_info, player_response)
         self._sort_formats(formats)
 
         self.mark_watched(video_id, video_info, player_response)


@@ -2202,7 +2447,7 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
             'view_count': view_count,
             'like_count': like_count,
             'dislike_count': dislike_count,
             'view_count': view_count,
             'like_count': like_count,
             'dislike_count': dislike_count,

-            'average_rating': float_or_none(video_info.get('avg_rating', [None])[0]),
+            'average_rating': average_rating,

             'formats': formats,
             'is_live': is_live,
             'start_time': start_time,
             'formats': formats,
             'is_live': is_live,
             'start_time': start_time,


@@ -2212,6 +2457,9 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
             'episode_number': episode_number,
             'track': track,
             'artist': artist,
             'episode_number': episode_number,
             'track': track,
             'artist': artist,

+            'album': album,
+            'release_date': release_date,
+            'release_year': release_year,

         }
 
 
         }
 
 


@@ -2222,7 +2470,7 @@ class YoutubePlaylistIE(YoutubePlaylistBaseInfoExtractor):
                         (?:\w+\.)?
                         (?:
                             (?:
                         (?:\w+\.)?
                         (?:
                             (?:

-                                youtube\.com|
+                                youtube(?:kids)?\.com|

                                 invidio\.us
                             )
                             /
                                 invidio\.us
                             )
                             /


@@ -2234,7 +2482,7 @@ class YoutubePlaylistIE(YoutubePlaylistBaseInfoExtractor):
                             youtu\.be/[0-9A-Za-z_-]{11}\?.*?\blist=
                         )
                         (
                             youtu\.be/[0-9A-Za-z_-]{11}\?.*?\blist=
                         )
                         (

-                            (?:PL|LL|EC|UU|FL|RD|UL|TL|OLAK5uy_)?[0-9A-Za-z-_]{10,}
+                            (?:PL|LL|EC|UU|FL|RD|UL|TL|PU|OLAK5uy_)?[0-9A-Za-z-_]{10,}

                             # Top tracks, they can also include dots
                             |(?:MC)[\w\.]*
                         )
                             # Top tracks, they can also include dots
                             |(?:MC)[\w\.]*
                         )


@@ -2243,7 +2491,8 @@ 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',


@@ -2266,6 +2515,8 @@ 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,
     }, {


@@ -2274,6 +2525,8 @@ 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,
     }, {


@@ -2282,6 +2535,8 @@ 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,
     }, {


@@ -2299,13 +2554,17 @@ 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',


@@ -2314,13 +2573,16 @@ 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,
     }, {


@@ -2345,6 +2607,7 @@ 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',


@@ -2356,7 +2619,6 @@ 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,


@@ -2367,6 +2629,16 @@ 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,


@@ -2380,11 +2652,42 @@ class YoutubePlaylistIE(YoutubePlaylistBaseInfoExtractor):
     }, {
         'url': 'https://invidio.us/playlist?list=PLDIoUOhQQPlXr63I_vwF9GD8sAKh77dWU',
         'only_matching': True,
     }, {
         'url': 'https://invidio.us/playlist?list=PLDIoUOhQQPlXr63I_vwF9GD8sAKh77dWU',
         'only_matching': True,

+    }, {
+        'url': 'https://www.youtubekids.com/watch?v=Agk7R8I8o5U&list=PUZ6jURNr1WQZCNHF0ao-c0g',
+        'only_matching': True,

     }]
 
     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


@@ -2410,9 +2713,9 @@ class YoutubePlaylistIE(YoutubePlaylistBaseInfoExtractor):
 
         search_title = lambda class_name: get_element_by_attribute('class', class_name, webpage)
         title_span = (
 
         search_title = lambda class_name: get_element_by_attribute('class', class_name, webpage)
         title_span = (

-            search_title('playlist-title') or
-            search_title('title long-title') or
-            search_title('title'))
+            search_title('playlist-title')
+            or search_title('title long-title')
+            or search_title('title'))

         title = clean_html(title_span)
 
         return self.playlist_result(url_results, playlist_id, title)
         title = clean_html(title_span)
 
         return self.playlist_result(url_results, playlist_id, title)


@@ -2421,7 +2724,7 @@ class YoutubePlaylistIE(YoutubePlaylistBaseInfoExtractor):
         url = self._TEMPLATE_URL % playlist_id
         page = self._download_webpage(url, playlist_id)
 
         url = self._TEMPLATE_URL % playlist_id
         page = self._download_webpage(url, playlist_id)
 

-        # the yt-alert-message now has tabindex attribute (see https://github.com/rg3/youtube-dl/issues/11604)
+        # the yt-alert-message now has tabindex attribute (see https://github.com/ytdl-org/youtube-dl/issues/11604)

         for match in re.findall(r'<div class="yt-alert-message"[^>]*>([^<]+)</div>', page):
             match = match.strip()
             # Check if the playlist exists or is private
         for match in re.findall(r'<div class="yt-alert-message"[^>]*>([^<]+)</div>', page):
             match = match.strip()
             # Check if the playlist exists or is private


@@ -2447,7 +2750,7 @@ class YoutubePlaylistIE(YoutubePlaylistBaseInfoExtractor):
             page, 'title', default=None)
 
         _UPLOADER_BASE = r'class=["\']pl-header-details[^>]+>\s*<li>\s*<a[^>]+\bhref='
             page, 'title', default=None)
 
         _UPLOADER_BASE = r'class=["\']pl-header-details[^>]+>\s*<li>\s*<a[^>]+\bhref='

-        uploader = self._search_regex(
+        uploader = self._html_search_regex(

             r'%s["\']/(?:user|channel)/[^>]+>([^<]+)' % _UPLOADER_BASE,
             page, 'uploader', default=None)
         mobj = re.search(
             r'%s["\']/(?:user|channel)/[^>]+>([^<]+)' % _UPLOADER_BASE,
             page, 'uploader', default=None)
         mobj = re.search(


@@ -2514,7 +2817,7 @@ class YoutubePlaylistIE(YoutubePlaylistBaseInfoExtractor):
             return playlist
 
         # Some playlist URLs don't actually serve a playlist (see
             return playlist
 
         # Some playlist URLs don't actually serve a playlist (see

-        # https://github.com/rg3/youtube-dl/issues/10537).
+        # https://github.com/ytdl-org/youtube-dl/issues/10537).

         # Fallback to plain video extraction if there is a video id
         # along with playlist id.
         return self.url_result(video_id, 'Youtube', video_id=video_id)
         # Fallback to plain video extraction if there is a video id
         # along with playlist id.
         return self.url_result(video_id, 'Youtube', video_id=video_id)


@@ -2522,7 +2825,7 @@ class YoutubePlaylistIE(YoutubePlaylistBaseInfoExtractor):
 
 class YoutubeChannelIE(YoutubePlaylistBaseInfoExtractor):
     IE_DESC = 'YouTube.com channels'
 
 class YoutubeChannelIE(YoutubePlaylistBaseInfoExtractor):
     IE_DESC = 'YouTube.com channels'

-    _VALID_URL = r'https?://(?:youtu\.be|(?:\w+\.)?youtube(?:-nocookie)?\.com|(?:www\.)?invidio\.us)/channel/(?P<id>[0-9A-Za-z_-]+)'
+    _VALID_URL = r'https?://(?:youtu\.be|(?:\w+\.)?youtube(?:-nocookie|kids)?\.com|(?:www\.)?invidio\.us)/channel/(?P<id>[0-9A-Za-z_-]+)'

     _TEMPLATE_URL = 'https://www.youtube.com/channel/%s/videos'
     _VIDEO_RE = r'(?:title="(?P<title>[^"]+)"[^>]+)?href="/watch\?v=(?P<id>[0-9A-Za-z_-]+)&?'
     IE_NAME = 'youtube:channel'
     _TEMPLATE_URL = 'https://www.youtube.com/channel/%s/videos'
     _VIDEO_RE = r'(?:title="(?P<title>[^"]+)"[^>]+)?href="/watch\?v=(?P<id>[0-9A-Za-z_-]+)&?'
     IE_NAME = 'youtube:channel'


@@ -2533,6 +2836,8 @@ 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',


@@ -2542,10 +2847,15 @@ 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',
         'only_matching': True,
         },
     }, {
         'url': 'https://invidio.us/channel/UC23qupoDRn9YOAVzeoxjOQA',
         'only_matching': True,

+    }, {
+        'url': 'https://www.youtubekids.com/channel/UCyu8StPfZWapR6rfW_JgqcA',
+        'only_matching': True,

     }]
 
     @classmethod
     }]
 
     @classmethod


@@ -2626,6 +2936,8 @@ 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


@@ -2635,6 +2947,8 @@ 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',


@@ -2728,7 +3042,7 @@ 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


@@ -2745,6 +3059,7 @@ class YoutubePlaylistsIE(YoutubePlaylistsBaseInfoExtractor):
             'id': 'UCiU1dHvZObB2iP6xkJ__Icw',
             'title': 'Chem Player',
         },
             'id': 'UCiU1dHvZObB2iP6xkJ__Icw',
             'title': 'Chem Player',
         },

+        'skip': 'Blocked',

     }]
 
 
     }]