Update changelog.

[youtubedl] / youtube_dl / extractor / youtube.py

diff --git a/youtube_dl/extractor/youtube.py b/youtube_dl/extractor/youtube.py
index a3364a14ed0ebb9f273915414dda78eaae258a33..9f748390531b66107f0e2012a0fdee152941d98d 100644 (file)
--- a/youtube_dl/extractor/youtube.py
+++ b/youtube_dl/extractor/youtube.py
@@ -29,7 +29,6 @@ from ..compat import (
 from ..utils import (
     bool_or_none,
     clean_html,
 from ..utils import (
     bool_or_none,
     clean_html,

-    dict_get,

     error_to_compat_str,
     extract_attributes,
     ExtractorError,
     error_to_compat_str,
     extract_attributes,
     ExtractorError,


@@ -69,7 +68,7 @@ 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(


@@ -372,7 +371,7 @@ 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\.)?deturl\.com/www\.youtube\.com/|
                             (?:www\.)?pwnyoutube\.com/|
                             (?:www\.)?hooktube\.com/|


@@ -383,7 +382,6 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                             (?:(?:www|no)\.)?invidiou\.sh/|
                             (?:(?:www|fi|de)\.)?invidious\.snopyta\.org/|
                             (?:www\.)?invidious\.kabi\.tk/|
                             (?:(?:www|no)\.)?invidiou\.sh/|
                             (?:(?:www|fi|de)\.)?invidious\.snopyta\.org/|
                             (?:www\.)?invidious\.kabi\.tk/|

-                            (?:www\.)?invidious\.enkirton\.net/|

                             (?:www\.)?invidious\.13ad\.de/|
                             (?:www\.)?invidious\.mastodon\.host/|
                             (?:www\.)?invidious\.nixnet\.xyz/|
                             (?:www\.)?invidious\.13ad\.de/|
                             (?:www\.)?invidious\.mastodon\.host/|
                             (?:www\.)?invidious\.nixnet\.xyz/|


@@ -391,6 +389,7 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                             (?:www\.)?tube\.poal\.co/|
                             (?:www\.)?vid\.wxzm\.sx/|
                             (?:www\.)?yt\.elukerio\.org/|
                             (?: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\.)?kgg2m7yk5aybusll\.onion/|
                             (?:www\.)?qklhadlycap4cnod\.onion/|
                             (?:www\.)?axqzx4s6s54s32yentfqojs3x5i7faxza6xo3ehd4bzzsg2ii4fv2iid\.onion/|


@@ -427,6 +426,10 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                      (?(1).+)?                                                # if we found the ID, everything can follow
                      $""" % {'playlist_id': YoutubeBaseInfoExtractor._PLAYLIST_ID_RE}
     _NEXT_URL_RE = r'[\?&]next_url=([^&]+)'
                      (?(1).+)?                                                # if we found the ID, everything can follow
                      $""" % {'playlist_id': YoutubeBaseInfoExtractor._PLAYLIST_ID_RE}
     _NEXT_URL_RE = r'[\?&]next_url=([^&]+)'

+    _PLAYER_INFO_RE = (
+        r'/(?P<id>[a-zA-Z0-9_-]{8,})/player_ias\.vflset(?:/[a-zA-Z]{2,3}_[a-zA-Z]{2,3})?/base\.(?P<ext>[a-z]+)$',
+        r'\b(?P<id>vfl[a-zA-Z0-9_-]+)\b.*?\.(?P<ext>[a-z]+)$',
+    )

     _formats = {
         '5': {'ext': 'flv', 'width': 400, 'height': 240, 'acodec': 'mp3', 'abr': 64, 'vcodec': 'h263'},
         '6': {'ext': 'flv', 'width': 450, 'height': 270, 'acodec': 'mp3', 'abr': 64, 'vcodec': 'h263'},
     _formats = {
         '5': {'ext': 'flv', 'width': 400, 'height': 240, 'acodec': 'mp3', 'abr': 64, 'vcodec': 'h263'},
         '6': {'ext': 'flv', 'width': 450, 'height': 270, 'acodec': 'mp3', 'abr': 64, 'vcodec': 'h263'},


@@ -570,7 +573,7 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'upload_date': '20120506',
                 'title': 'Icona Pop - I Love It (feat. Charli XCX) [OFFICIAL VIDEO]',
                 'alt_title': 'I Love It (feat. Charli XCX)',
                 'upload_date': '20120506',
                 'title': 'Icona Pop - I Love It (feat. Charli XCX) [OFFICIAL VIDEO]',
                 'alt_title': 'I Love It (feat. Charli XCX)',

-                'description': 'md5:f3ceb5ef83a08d95b9d146f973157cc8',
+                'description': 'md5:19a2f98d9032b9311e686ed039564f63',

                 'tags': ['Icona Pop i love it', 'sweden', 'pop music', 'big beat records', 'big beat', 'charli',
                          'xcx', 'charli xcx', 'girls', 'hbo', 'i love it', "i don't care", 'icona', 'pop',
                          'iconic ep', 'iconic', 'love', 'it'],
                 'tags': ['Icona Pop i love it', 'sweden', 'pop music', 'big beat records', 'big beat', 'charli',
                          'xcx', 'charli xcx', 'girls', 'hbo', 'i love it', "i don't care", 'icona', 'pop',
                          'iconic ep', 'iconic', 'love', 'it'],


@@ -685,12 +688,11 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'id': 'nfWlot6h_JM',
                 'ext': 'm4a',
                 'title': 'Taylor Swift - Shake It Off',
                 'id': 'nfWlot6h_JM',
                 'ext': 'm4a',
                 'title': 'Taylor Swift - Shake It Off',

-                'description': 'md5:bec2185232c05479482cb5a9b82719bf',
+                'description': 'md5:307195cd21ff7fa352270fe884570ef0',

                 'duration': 242,
                 'uploader': 'TaylorSwiftVEVO',
                 'uploader_id': 'TaylorSwiftVEVO',
                 'upload_date': '20140818',
                 'duration': 242,
                 'uploader': 'TaylorSwiftVEVO',
                 'uploader_id': 'TaylorSwiftVEVO',
                 'upload_date': '20140818',

-                'creator': 'Taylor Swift',

             },
             'params': {
                 'youtube_include_dash_manifest': True,
             },
             'params': {
                 'youtube_include_dash_manifest': True,


@@ -755,11 +757,11 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'upload_date': '20100430',
                 'uploader_id': 'deadmau5',
                 'uploader_url': r're:https?://(?:www\.)?youtube\.com/user/deadmau5',
                 'upload_date': '20100430',
                 'uploader_id': 'deadmau5',
                 'uploader_url': r're:https?://(?:www\.)?youtube\.com/user/deadmau5',

-                'creator': 'deadmau5',
+                'creator': 'Dada Life, deadmau5',

                 'description': 'md5:12c56784b8032162bb936a5f76d55360',
                 'uploader': 'deadmau5',
                 'title': 'Deadmau5 - Some Chords (HD)',
                 'description': 'md5:12c56784b8032162bb936a5f76d55360',
                 'uploader': 'deadmau5',
                 'title': 'Deadmau5 - Some Chords (HD)',

-                'alt_title': 'Some Chords',
+                'alt_title': 'This Machine Kills Some Chords',

             },
             'expected_warnings': [
                 'DASH manifest missing',
             },
             'expected_warnings': [
                 'DASH manifest missing',


@@ -1135,6 +1137,7 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'skip_download': True,
                 'youtube_include_dash_manifest': False,
             },
                 'skip_download': True,
                 'youtube_include_dash_manifest': False,
             },

+            'skip': 'not actual anymore',

         },
         {
             # Youtube Music Auto-generated description
         },
         {
             # Youtube Music Auto-generated description


@@ -1145,8 +1148,8 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'title': 'Voyeur Girl',
                 'description': 'md5:7ae382a65843d6df2685993e90a8628f',
                 'upload_date': '20190312',
                 'title': 'Voyeur Girl',
                 'description': 'md5:7ae382a65843d6df2685993e90a8628f',
                 'upload_date': '20190312',

-                'uploader': 'Various Artists - Topic',
-                'uploader_id': 'UCVWKBi1ELZn0QX2CBLSkiyw',
+                'uploader': 'Stephen - Topic',
+                'uploader_id': 'UC-pWHpBjdGG69N9mM2auIAA',

                 'artist': 'Stephen',
                 'track': 'Voyeur Girl',
                 'album': 'it\'s too much love to know my dear',
                 'artist': 'Stephen',
                 'track': 'Voyeur Girl',
                 'album': 'it\'s too much love to know my dear',


@@ -1210,7 +1213,7 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'id': '-hcAI0g-f5M',
                 'ext': 'mp4',
                 'title': 'Put It On Me',
                 'id': '-hcAI0g-f5M',
                 'ext': 'mp4',
                 'title': 'Put It On Me',

-                'description': 'md5:93c55acc682ae7b0c668f2e34e1c069e',
+                'description': 'md5:f6422397c07c4c907c6638e1fee380a5',

                 'upload_date': '20180426',
                 'uploader': 'Matt Maeson - Topic',
                 'uploader_id': 'UCnEkIGqtGcQMLk73Kp-Q5LQ',
                 'upload_date': '20180426',
                 'uploader': 'Matt Maeson - Topic',
                 'uploader_id': 'UCnEkIGqtGcQMLk73Kp-Q5LQ',


@@ -1224,6 +1227,30 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 'skip_download': True,
             },
         },
                 'skip_download': True,
             },
         },

+        {
+            'url': 'https://www.youtubekids.com/watch?v=3b8nCWDgZ6Q',
+            'only_matching': True,
+        },
+        {
+            # invalid -> valid video id redirection
+            'url': 'DJztXj2GPfl',
+            'info_dict': {
+                'id': 'DJztXj2GPfk',
+                'ext': 'mp4',
+                'title': 'Panjabi MC - Mundian To Bach Ke (The Dictator Soundtrack)',
+                'description': 'md5:bf577a41da97918e94fa9798d9228825',
+                'upload_date': '20090125',
+                'uploader': 'Prochorowka',
+                'uploader_id': 'Prochorowka',
+                'uploader_url': r're:https?://(?:www\.)?youtube\.com/user/Prochorowka',
+                'artist': 'Panjabi MC',
+                'track': 'Beware of the Boys (Mundian to Bach Ke) - Motivo Hi-Lectro Remix',
+                'album': 'Beware of the Boys (Mundian To Bach Ke)',
+            },
+            'params': {
+                'skip_download': True,
+            },
+        }

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


@@ -1250,14 +1277,18 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
         """ Return a string representation of a signature """
         return '.'.join(compat_str(len(part)) for part in example_sig.split('.'))
 
         """ Return a string representation of a signature """
         return '.'.join(compat_str(len(part)) for part in example_sig.split('.'))
 

-    def _extract_signature_function(self, video_id, player_url, example_sig):
-        id_m = re.match(
-            r'.*?-(?P<id>[a-zA-Z0-9_-]+)(?:/watch_as3|/html5player(?:-new)?|(?:/[a-z]{2,3}_[A-Z]{2})?/base)?\.(?P<ext>[a-z]+)$',
-            player_url)
-        if not id_m:
+    @classmethod
+    def _extract_player_info(cls, player_url):
+        for player_re in cls._PLAYER_INFO_RE:
+            id_m = re.search(player_re, player_url)
+            if id_m:
+                break
+        else:

             raise ExtractorError('Cannot identify player %r' % player_url)
             raise ExtractorError('Cannot identify player %r' % player_url)

-        player_type = id_m.group('ext')
-        player_id = id_m.group('id')
+        return id_m.group('ext'), id_m.group('id')
+
+    def _extract_signature_function(self, video_id, player_url, example_sig):
+        player_type, player_id = self._extract_player_info(player_url)

 
         # Read from filesystem cache
         func_id = '%s_%s_%s' % (
 
         # Read from filesystem cache
         func_id = '%s_%s_%s' % (


@@ -1339,6 +1370,7 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
         funcname = self._search_regex(
             (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$]+)\(',
         funcname = self._search_regex(
             (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'(?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$]+)\(',


@@ -1674,7 +1706,10 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
 
         # Get video webpage
         url = proto + '://www.youtube.com/watch?v=%s&gl=US&hl=en&has_verified=1&bpctr=9999999999' % video_id
 
         # Get video webpage
         url = proto + '://www.youtube.com/watch?v=%s&gl=US&hl=en&has_verified=1&bpctr=9999999999' % video_id

-        video_webpage = self._download_webpage(url, video_id)
+        video_webpage, urlh = self._download_webpage_handle(url, video_id)
+
+        qs = compat_parse_qs(compat_urllib_parse_urlparse(urlh.geturl()).query)
+        video_id = qs.get('v', [None])[0] or video_id

 
         # Attempt to extract SWF player URL
         mobj = re.search(r'swfConfig.*?"(https?:\\/\\/.*?watch.*?-.*?\.swf)"', video_webpage)
 
         # Attempt to extract SWF player URL
         mobj = re.search(r'swfConfig.*?"(https?:\\/\\/.*?watch.*?-.*?\.swf)"', video_webpage)


@@ -1703,9 +1738,6 @@ 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:
         def extract_player_response(player_response, video_id):
             pl_response = str_or_none(player_response)
             if not pl_response:


@@ -1718,6 +1750,7 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
         player_response = {}
 
         # Get video info
         player_response = {}
 
         # Get video info

+        video_info = {}

         embed_webpage = None
         if re.search(r'player-age-gate-content">', video_webpage) is not None:
             age_gate = True
         embed_webpage = None
         if re.search(r'player-age-gate-content">', video_webpage) is not None:
             age_gate = True


@@ -1732,19 +1765,21 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                     r'"sts"\s*:\s*(\d+)', embed_webpage, 'sts', default=''),
             })
             video_info_url = proto + '://www.youtube.com/get_video_info?' + data
                     r'"sts"\s*:\s*(\d+)', embed_webpage, 'sts', default=''),
             })
             video_info_url = proto + '://www.youtube.com/get_video_info?' + data

-            video_info_webpage = self._download_webpage(
-                video_info_url, video_id,
-                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)
-            view_count = extract_view_count(video_info)
+            try:
+                video_info_webpage = self._download_webpage(
+                    video_info_url, video_id,
+                    note='Refetching age-gated info webpage',
+                    errnote='unable to download video info webpage')
+            except ExtractorError:
+                video_info_webpage = None
+            if 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)
+                view_count = extract_view_count(video_info)

         else:
             age_gate = False
         else:
             age_gate = False

-            video_info = None
-            sts = None

             # Try looking directly into the video webpage
             ytplayer_config = self._get_ytplayer_config(video_id, video_webpage)
             if ytplayer_config:
             # Try looking directly into the video webpage
             ytplayer_config = self._get_ytplayer_config(video_id, video_webpage)
             if ytplayer_config:


@@ -1761,61 +1796,10 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                         args['ypc_vid'], YoutubeIE.ie_key(), video_id=args['ypc_vid'])
                 if args.get('livestream') == '1' or args.get('live_playback') == 1:
                     is_live = True
                         args['ypc_vid'], YoutubeIE.ie_key(), video_id=args['ypc_vid'])
                 if args.get('livestream') == '1' or args.get('live_playback') == 1:
                     is_live = True

-                sts = ytplayer_config.get('sts')

                 if not player_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)
                 if not player_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
-                # URL that points to a DASH manifest with possibly different itag set (some itags
-                # 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/ytdl-org/youtube-dl/issues/6093)
-                self.report_video_info_webpage_download(video_id)
-                for el in ('embedded', 'detailpage', 'vevo', ''):
-                    query = {
-                        'video_id': video_id,
-                        'ps': 'default',
-                        'eurl': '',
-                        'gl': 'US',
-                        'hl': 'en',
-                    }
-                    if el:
-                        query['el'] = el
-                    if sts:
-                        query['sts'] = sts
-                    video_info_webpage = self._download_webpage(
-                        '%s://www.youtube.com/get_video_info' % proto,
-                        video_id, note=False,
-                        errnote='unable to download video info webpage',
-                        fatal=False, query=query)
-                    if not video_info_webpage:
-                        continue
-                    get_video_info = compat_parse_qs(video_info_webpage)
-                    if not player_response:
-                        pl_response = get_video_info.get('player_response', [None])[0]
-                        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
-                    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
-                        # 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.
-                        token = extract_token(video_info)
-                        if not token:
-                            video_info = get_video_info
-                        break

 
         def extract_unavailable_message():
             messages = []
 
         def extract_unavailable_message():
             messages = []


@@ -1828,13 +1812,16 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
             if messages:
                 return '\n'.join(messages)
 
             if messages:
                 return '\n'.join(messages)
 

-        if not video_info:
+        if not video_info and not player_response:

             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)
 
             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)
 

+        if not isinstance(video_info, dict):
+            video_info = {}
+

         video_details = try_get(
             player_response, lambda x: x['videoDetails'], dict) or {}
 
         video_details = try_get(
             player_response, lambda x: x['videoDetails'], dict) or {}
 


@@ -1884,15 +1871,26 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                         # fields may contain comma as well (see
                         # https://github.com/ytdl-org/youtube-dl/issues/8536)
                         feed_data = compat_parse_qs(compat_urllib_parse_unquote_plus(feed))
                         # fields may contain comma as well (see
                         # https://github.com/ytdl-org/youtube-dl/issues/8536)
                         feed_data = compat_parse_qs(compat_urllib_parse_unquote_plus(feed))

+
+                        def feed_entry(name):
+                            return try_get(feed_data, lambda x: x[name][0], compat_str)
+
+                        feed_id = feed_entry('id')
+                        if not feed_id:
+                            continue
+                        feed_title = feed_entry('title')
+                        title = video_title
+                        if feed_title:
+                            title += ' (%s)' % feed_title

                         entries.append({
                             '_type': 'url_transparent',
                             'ie_key': 'Youtube',
                             'url': smuggle_url(
                                 '%s://www.youtube.com/watch?v=%s' % (proto, feed_data['id'][0]),
                                 {'force_singlefeed': True}),
                         entries.append({
                             '_type': 'url_transparent',
                             'ie_key': 'Youtube',
                             'url': smuggle_url(
                                 '%s://www.youtube.com/watch?v=%s' % (proto, feed_data['id'][0]),
                                 {'force_singlefeed': True}),

-                            'title': '%s (%s)' % (video_title, feed_data['title'][0]),
+                            'title': title,

                         })
                         })

-                        feed_ids.append(feed_data['id'][0])
+                        feed_ids.append(feed_id)

                     self.to_screen(
                         'Downloading multifeed video (%s) - add --no-playlist to just download video %s'
                         % (', '.join(feed_ids), video_id))
                     self.to_screen(
                         'Downloading multifeed video (%s) - add --no-playlist to just download video %s'
                         % (', '.join(feed_ids), video_id))


@@ -1963,12 +1961,12 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 }
 
             for fmt in streaming_formats:
                 }
 
             for fmt in streaming_formats:

-                if fmt.get('drm_families'):
+                if fmt.get('drmFamilies') or fmt.get('drm_families'):

                     continue
                 url = url_or_none(fmt.get('url'))
 
                 if not url:
                     continue
                 url = url_or_none(fmt.get('url'))
 
                 if not url:

-                    cipher = fmt.get('cipher')
+                    cipher = fmt.get('cipher') or fmt.get('signatureCipher')

                     if not cipher:
                         continue
                     url_data = compat_parse_qs(cipher)
                     if not cipher:
                         continue
                     url_data = compat_parse_qs(cipher)


@@ -2019,22 +2017,10 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
 
                         if self._downloader.params.get('verbose'):
                             if player_url is None:
 
                         if self._downloader.params.get('verbose'):
                             if player_url is None:

-                                player_version = 'unknown'

                                 player_desc = 'unknown'
                             else:
                                 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
-                                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
-
+                                player_type, player_version = self._extract_player_info(player_url)
+                                player_desc = '%s player %s' % ('flash' if player_type == 'swf' else 'html5', player_version)

                             parts_sizes = self._signature_cache_id(encrypted_sig)
                             self.to_screen('{%s} signature length %s, %s' %
                                            (format_id, parts_sizes, player_desc))
                             parts_sizes = self._signature_cache_id(encrypted_sig)
                             self.to_screen('{%s} signature length %s, %s' %
                                            (format_id, parts_sizes, player_desc))


@@ -2387,30 +2373,23 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                         f['stretched_ratio'] = ratio
 
         if not formats:
                         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)
+            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)
+            if 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._sort_formats(formats)
 


@@ -2465,7 +2444,7 @@ class YoutubePlaylistIE(YoutubePlaylistBaseInfoExtractor):
                         (?:\w+\.)?
                         (?:
                             (?:
                         (?:\w+\.)?
                         (?:
                             (?:

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

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


@@ -2477,7 +2456,7 @@ 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\.]*
                         )


@@ -2490,20 +2469,23 @@ class YoutubePlaylistIE(YoutubePlaylistBaseInfoExtractor):
     _VIDEO_RE = _VIDEO_RE_TPL % r'(?P<id>[0-9A-Za-z_-]{11})'
     IE_NAME = 'youtube:playlist'
     _TESTS = [{
     _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',
+        'url': 'https://www.youtube.com/playlist?list=PL4lCao7KL_QFVb7Iudeipvc2BCavECqzc',

         'info_dict': {
         'info_dict': {

-            'title': 'ytdl test PL',
-            'id': 'PLwiyx1dc3P2JR9N8gQaQN_BCvlSlap7re',
+            'uploader_id': 'UCmlqkdCBesrv2Lak1mF_MxA',
+            'uploader': 'Sergey M.',
+            'id': 'PL4lCao7KL_QFVb7Iudeipvc2BCavECqzc',
+            'title': 'youtube-dl public playlist',

         },
         },

-        'playlist_count': 3,
+        'playlist_count': 1,

     }, {
     }, {

-        'url': 'https://www.youtube.com/playlist?list=PLtPgu7CB4gbZDA7i_euNxn75ISqxwZPYx',
+        'url': 'https://www.youtube.com/playlist?list=PL4lCao7KL_QFodcLWhDpGCYnngnHtQ-Xf',

         'info_dict': {
         'info_dict': {

-            'id': 'PLtPgu7CB4gbZDA7i_euNxn75ISqxwZPYx',
-            'title': 'YDL_Empty_List',
+            'uploader_id': 'UCmlqkdCBesrv2Lak1mF_MxA',
+            'uploader': 'Sergey M.',
+            'id': 'PL4lCao7KL_QFodcLWhDpGCYnngnHtQ-Xf',
+            'title': 'youtube-dl empty playlist',

         },
         'playlist_count': 0,
         },
         'playlist_count': 0,

-        'skip': 'This playlist is private',

     }, {
         'note': 'Playlist with deleted videos (#651). As a bonus, the video #51 is also twice in this list.',
         'url': 'https://www.youtube.com/playlist?list=PLwP_SiAcdui0KVebT0mU9Apz359a4ubsC',
     }, {
         'note': 'Playlist with deleted videos (#651). As a bonus, the video #51 is also twice in this list.',
         'url': 'https://www.youtube.com/playlist?list=PLwP_SiAcdui0KVebT0mU9Apz359a4ubsC',


@@ -2513,7 +2495,7 @@ class YoutubePlaylistIE(YoutubePlaylistBaseInfoExtractor):
             'uploader': 'Christiaan008',
             'uploader_id': 'ChRiStIaAn008',
         },
             'uploader': 'Christiaan008',
             'uploader_id': 'ChRiStIaAn008',
         },

-        'playlist_count': 95,
+        'playlist_count': 96,

     }, {
         'note': 'issue #673',
         'url': 'PLBB231211A4F62143',
     }, {
         'note': 'issue #673',
         'url': 'PLBB231211A4F62143',


@@ -2647,6 +2629,9 @@ 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):
     }]
 
     def _real_initialize(self):


@@ -2817,7 +2802,7 @@ 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'


@@ -2845,6 +2830,9 @@ class YoutubeChannelIE(YoutubePlaylistBaseInfoExtractor):
     }, {
         '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