Update extraction from yt-dlp

* improve extraction based on yt-dlp
* unite playlist/channel extraction, pt 2

youtube_dl/extractor/bitchute.py

@@ -1,80 +1,54 @@
 # coding: utf-8
 from __future__ import unicode_literals
 
-import itertools
+import functools
 import re
 
 from .common import InfoExtractor
 from ..utils import (
     clean_html,
+    extract_attributes,
     ExtractorError,
-    GeoRestrictedError,
     get_element_by_class,
     get_element_by_id,
+    HEADRequest,
     int_or_none,
     merge_dicts,
+    OnDemandPagedList,
     orderedSet,
+    parse_count,
+    parse_duration,
+    traverse_obj,
     unified_timestamp,
     urlencode_postdata,
     urljoin,
 )
 
 
+def get_elements_html_by_class(class_name, html):
+    for m in re.finditer(
+            r'(?P<elt><(?P<tag>[\w-]+)(?:\s[^>]+)?>)', html):
+        if get_element_by_class(class_name, '%sa</%s>' % (m.group('elt'), m.group('tag'))):
+            m = re.match(r'%s(?:[\s\S]*?</%s>)?' % (m.group('elt'), m.group('tag')), html[m.start():])
+            yield m.group(0)
+
+
+def get_element_html_by_class(class_name, html):
+    return next(get_elements_html_by_class(class_name, html), None)
+
+
 class BitChuteBaseIE(InfoExtractor):
     _USER_AGENT = 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_0) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/69.0.3497.57 Safari/537.36'
-
+    _HEADERS = {
-    def _list_entries(self, list_id):
+        'User-Agent': _USER_AGENT,
-        TOKEN = 'zyG6tQcGPE5swyAEFLqKUwMuMMuF6IO2DZ6ZDQjGfsL0e4dcTLwqkTTul05Jdve7'
+        'Referer': 'https://www.bitchute.com/',
-        list_url = self._API_URL + list_id
+    }
-        offset = 0
+    _GEO_BYPASS = False
-        query = {'showall': '1'} if 18 <= int_or_none(self._downloader.params.get('age_limit')) or 0 else None
-        for page_num in itertools.count(1):
-            data = self._download_json(
-                list_url + '/extend/', list_id,
-                'Downloading list page %d' % (page_num, ),
-                data=urlencode_postdata({
-                    'csrfmiddlewaretoken': TOKEN,
-                    'name': '',
-                    'offset': offset,
-                }), headers={
-                    'Content-Type': 'application/x-www-form-urlencoded; charset=UTF-8',
-                    'Referer': list_url,
-                    'X-Requested-With': 'XMLHttpRequest',
-                    'Cookie': 'csrftoken=' + TOKEN,
-                }, query=query)
-            if data.get('success') is False:
-                break
-            html = data.get('html')
-            if not html:
-                break
-            video_ids = re.findall(
-                r'''class\s*=\s*["'](?:channel-videos-)?image-container[^>]+>\s*<a\b[^>]+\bhref\s*=\s*["']/video/([^"'/]+)''',
-                html)
-            if not video_ids:
-                break
-            offset += len(video_ids)
-            for video_id in video_ids:
-                yield self.url_result(
-                    'https://www.bitchute.com/video/' + video_id,
-                    ie=BitChuteIE.ie_key(), video_id=video_id)
-
-    def _search_title(self, html, title_id, **kwargs):
-        return (
-            clean_html(get_element_by_id(title_id, html)) or None
-            or self._og_search_title(html, default=None)
-            or self._html_search_regex(r'(?s)<title\b[^>]*>.*?</title', html, 'title', **kwargs))
-
-    def _search_description(self, html, descr_id):
-        return (
-            self._og_search_description(html)
-            or (descr_id and clean_html(get_element_by_id(descr_id, html)))
-            or self._html_search_regex(
-                r'(?s)<div\b[^>]+\bclass=["\']full hidden[^>]+>(.+?)</div>',
-                html, 'description', fatal=False))
 
 
 class BitChuteIE(BitChuteBaseIE):
-    _VALID_URL = r'https?://(?:www\.)?bitchute\.com/(?:video|embed|torrent/[^/]+)/(?P<id>[^/?#&]+)'
+    _VALID_URL = r'https?://(?:(?:www|old)\.)?bitchute\.com/(?:video|embed|torrent/[^/]+)/(?P<id>[^/?#&]+)'
+    _EMBED_REGEX = [r'<(?:script|iframe)[^>]+\bsrc=(["\'])(?P<url>{0})'.format(_VALID_URL)]
     _TESTS = [{
         'url': 'https://www.bitchute.com/video/UGlrF9o9b-Q/',
         'md5': '7e427d7ed7af5a75b5855705ec750e2b',
@@ -87,8 +61,27 @@ class BitChuteIE(BitChuteBaseIE):
             'description': 'md5:a0337e7b1fe39e32336974af8173a034',
             'thumbnail': r're:^https?://.*\.jpg$',
             'uploader': 'BitChute',
-            'age_limit': None,
+            'uploader_url': 'https://www.bitchute.com/profile/I5NgtHZn9vPj/',
+            'channel': 'BitChute',
             'channel_url': 'https://www.bitchute.com/channel/bitchute/',
+            'age_limit': None,
+        },
+    }, {
+        # test case: video with different channel and uploader
+        'url': 'https://www.bitchute.com/video/Yti_j9A-UZ4/',
+        'md5': 'f10e6a8e787766235946d0868703f1d0',
+        'info_dict': {
+            'id': 'Yti_j9A-UZ4',
+            'ext': 'mp4',
+            'title': 'Israel at War | Full Measure',
+            'description': 'md5:38cf7bc6f42da1a877835539111c69ef',
+            'thumbnail': r're:^https?://.*\.jpg$',
+            'uploader': 'sharylattkisson',
+            'timestamp': 1699296060,
+            'upload_date': '20231106',
+            'uploader_url': 'https://www.bitchute.com/profile/9K0kUWA9zmd9/',
+            'channel': 'Full Measure with Sharyl Attkisson',
+            'channel_url': 'https://www.bitchute.com/channel/sharylattkisson/',
         },
     }, {
         # NSFW (#24419)
@@ -102,172 +95,209 @@ class BitChuteIE(BitChuteBaseIE):
             'upload_date': '20181106',
             'description': 'md5:f191b538a2c4d8f57540141a6bfd7eb0',
             'thumbnail': r're:^https?://.*\.jpg$',
-            'uploader': "You Can't Stop Progress",
+            'uploader': 'lporiginalg',
+            'channel': "You Can't Stop Progress",
             'age_limit': 18,
             'channel_url': 'https://www.bitchute.com/channel/ycsp/',
         },
+    }, {
+        # video not downloadable in browser, but we can recover it
+        'url': 'https://www.bitchute.com/video/2s6B3nZjAk7R/',
+        'md5': '05c12397d5354bf24494885b08d24ed1',
+        'info_dict': {
+            'id': '2s6B3nZjAk7R',
+            'ext': 'mp4',
+            'filesize': 71537926,
+            'title': 'STYXHEXENHAMMER666 - Election Fraud, Clinton 2020, EU Armies, and Gun Control',
+            'description': 'md5:228ee93bd840a24938f536aeac9cf749',
+            'timestamp': 1542130260,
+            'upload_date': '20181113',
+            'uploader': 'BitChute',
+            'thumbnail': r're:^https?://.*\.jpg$',
+            'uploader_url': 'https://www.bitchute.com/profile/I5NgtHZn9vPj/',
+            'channel': 'BitChute',
+            'channel_url': 'https://www.bitchute.com/channel/bitchute/',
+        },
+        'params': {'check_formats': None},
+    }, {
+        # restricted video
+        'url': 'https://www.bitchute.com/video/WEnQU7XGcTdl/',
+        'info_dict': {
+            'id': 'WEnQU7XGcTdl',
+            'ext': 'mp4',
+            'title': 'Impartial Truth - Ein Letzter Appell an die Vernunft',
+            'description': 'md5:32ebe076beaa571b253788465a69c63a',
+            'timestamp': 1609918800.0,
+            'upload_date': '20210106',
+            'uploader': 'Freier_Mann',
+        },
+        'params': {'skip_download': True},
+        'skip': 'Georestricted in DE',
     }, {
         'url': 'https://www.bitchute.com/embed/lbb5G1hjPhw/',
         'only_matching': True,
     }, {
         'url': 'https://www.bitchute.com/torrent/Zee5BE49045h/szoMrox2JEI.webtorrent',
         'only_matching': True,
+    }, {
+        'url': 'https://old.bitchute.com/video/UGlrF9o9b-Q/',
+        'only_matching': True,
     }]
 
     @staticmethod
-    def _extract_urls(webpage):
+    def extract_urls(webpage):
         urls = re.finditer(
-            r'''<(?:script|iframe)\b[^>]+\bsrc\s*=\s*("|')(?P<url>%s)''' % (BitChuteIE._VALID_URL, ),
+            r'''<(?:script|iframe)\s[^>]*\b(?<!-)src\s*=\s*["'](?P<url>%s)''' % (BitChuteIE._VALID_URL, ),
             webpage)
         return (mobj.group('url') for mobj in urls)
 
+    def _check_format(self, video_url, video_id):
+        urls = orderedSet(
+            re.sub(r'(^https?://)(seed\d+)(?=\.bitchute\.com)', r'\g<1>{0}'.format(host), video_url)
+            for host in (r'\g<2>', 'seed122', 'seed125', 'seed126', 'seed128',
+                         'seed132', 'seed150', 'seed151', 'seed152', 'seed153',
+                         'seed167', 'seed171', 'seed177', 'seed305', 'seed307',
+                         'seedp29xb', 'zb10-7gsop1v78'))
+        for url in urls:
+            try:
+                response = self._request_webpage(
+                    HEADRequest(url), video_id=video_id, note='Checking {0}'.format(url), headers=self._HEADERS)
+            except ExtractorError as e:
+                self.to_screen('{0}: URL is invalid, skipping: {1}'.format(video_id, e.cause))
+                continue
+            return {
+                'url': url,
+                'filesize': int_or_none(response.headers.get('Content-Length')),
+            }
+
+    def _raise_if_restricted(self, webpage):
+        page_title = clean_html(get_element_by_class('page-title', webpage)) or ''
+        if re.match(r'(?:Channel|Video) Restricted$', page_title):
+            reason = clean_html(get_element_by_id('page-detail', webpage)) or page_title
+            self.raise_geo_restricted(reason)
+
+    @staticmethod
+    def _make_url(html):
+        path = extract_attributes(get_element_html_by_class('spa', html) or '').get('href')
+        return urljoin('https://www.bitchute.com', path)
+
     def _real_extract(self, url):
         video_id = self._match_id(url)
 
         def get_error_title(html):
             return clean_html(get_element_by_class('page-title', html)) or None
 
-        def get_error_text(html):
-            return clean_html(get_element_by_id('page-detail', html)) or None
-
         webpage, urlh = self._download_webpage_handle(
-            'https://www.bitchute.com/video/' + video_id, video_id,
+            'https://old.bitchute.com/video/{0}'.format(video_id), video_id,
-            headers={
+            headers=self._HEADERS, expected_status=404)
-                'User-Agent': self._USER_AGENT,
+
-            }, expected_status=404)
+        self._raise_if_restricted(webpage)
 
         if urlh.getcode() == 404:
             raise ExtractorError(get_error_title(webpage) or 'Cannot find video', expected=True)
 
-        title = self._search_title(webpage, 'video-title')
+        entries = self._parse_html5_media_entries(url, webpage, video_id)
 
-        format_urls = [
+        title = (
-            mobj.group('url')
+            clean_html(get_element_by_id('video-title', webpage))
-            for mobj in re.finditer(
+            or self._og_search_title(webpage, default=None)
-                r'''\baddWebSeed\s*\(\s*("|')(?P<url>(?:(?!\1).)+)\1''', webpage)]
+            or self._html_search_regex(r'(?s)<title(?!-)\b[^>]*>(.*?)</title', webpage, 'title'))
-        format_urls.extend(re.findall(r'''as=(https?://[^&"']+)''', webpage))
 
-        formats = [
+        formats = []
-            {'url': format_url}
+        for format_ in traverse_obj(entries, (0, 'formats', Ellipsis)):
-            for format_url in orderedSet(format_urls)]
+            if self.get_param('check_formats') is not False:
+                format_.update(self._check_format(format_.pop('url'), video_id) or {})
+                if 'url' not in format_:
+                    continue
+            formats.append(format_)
 
         if not formats:
-            entries = self._parse_html5_media_entries(
+            self.raise_no_formats(
-                url, webpage, video_id)
+                'Video is unavailable. Please make sure this video is playable in the browser '
-            if not entries:
+                'before reporting this issue.', expected=True, video_id=video_id)
-                error = clean_html(get_element_by_id('video-title', webpage)) or None
-                if error == 'Video Unavailable':
-                    raise GeoRestrictedError(error, expected=True)
-                error = get_error_title(webpage)
-                if error:
-                    reason = get_error_text(webpage)
-                    if reason:
-                        self.to_screen(reason)
-                    raise ExtractorError(error, expected=True)
-                raise ExtractorError('Cannot find video', )
-            formats = entries[0]['formats']
 
-        self._check_formats(formats, video_id)
         self._sort_formats(formats)
 
-        description = (
+        details = get_element_by_class('details', webpage) or ''
-            self._search_description(webpage, 'video-description')
+        uploader_html = get_element_html_by_class('creator', details) or ''
-            or self._html_search_regex(
+        channel_html = get_element_html_by_class('name', details) or ''
-                r'(?s)<div\b[^>]+\bclass=["\']full hidden[^>]+>(.+?)</div>',
-                webpage, 'description', fatal=False))
-        thumbnail = self._html_search_meta(
-            ('og:image', 'twitter:image:src'), webpage, 'thumbnail', fatal=False)
-        uploader = self._html_search_regex(
-            (r'''(?s)<div\b[^>]+?\bclass\s*=\s*["']channel-banner.*?<p\b[^>]+\bclass\s*=\s*["']name\b[^>]+>(.+?)</p>''',
-             r'''(?s)<p\b[^>]+\bclass\s*=\s*["']video-author\b[^>]+>(.+?)</p>'''),
-            webpage, 'uploader', fatal=False)
 
-        def more_unified_timestamp(x):
+        def more_unified_timestamp(datetime_str):
-            # ... at hh:mm TZ on month nth.
+            # ... at hh:mm TZ on month nth, yyyy
-            y = re.split(r'\s+at\s+', x or '')[-1]
+            m_ts = re.search(
-            y = re.sub(r'(?:^\s+|\s+$|\.+$|(?<=\d)(?:st|nd|rd|th))', '', y)
+                r'\bat\s+(\d+:\d+)\s+([A-Z]+)\s+on\s+(\w+)\s+(\d+)(?:st|nd|rd|th)?[,\s]\s*(\d+)\s*\.*$',
-            y = ' '.join(reversed(re.split(r'\s+on\s+', y, 1)))
+                (datetime_str or '').strip())
-            return unified_timestamp(y) or unified_timestamp(x)
+            if m_ts:
+                new_dt = ' '.join(m_ts.group(4, 3, 5, 1, 2))
+                new_dt = unified_timestamp(new_dt)
+                if new_dt:
+                    return new_dt
+            return unified_timestamp(datetime_str)
 
-        timestamp = more_unified_timestamp(get_element_by_class('video-publish-date', webpage))
+        timestamp = more_unified_timestamp(
-
+            get_element_by_class('video-publish-date', webpage))
-        # TODO: remove this work-around for class matching bug
-        webpage = re.split(r'''('|")channel-banner\1''', webpage, 1)[-1]
-        channel_details = get_element_by_class('details', webpage)
-        channel_details = channel_details and get_element_by_class('name', channel_details)
-        channel_url = urljoin(url, self._search_regex(
-            r'''<a\b[^>]*?\bhref\s*=\s*('|")(?P<url>(?:(?!\1).)+)''',
-            channel_details or '', 'channel url', group='url', default=None))
 
         return {
             'id': video_id,
             'title': title,
-            'description': description,
+            'description': (
-            'thumbnail': thumbnail,
+                self._og_search_description(webpage, default=None)
-            'uploader': uploader,
+                or clean_html(get_element_by_class('full hidden', webpage))),
+            'thumbnail': self._html_search_meta(
+                ('og:image', 'twitter:image:src'), webpage, 'thumbnail',
+                fatal=False),
+            'uploader': clean_html(uploader_html),
+            'uploader_url': self._make_url(uploader_html),
+            'channel': clean_html(channel_html),
+            'channel_url': self._make_url(channel_html),
             'timestamp': timestamp,
             'formats': formats,
             'age_limit': 18 if '>This video has been marked as Not Safe For Work' in webpage else None,
-            'channel_url': channel_url,
         }
 
 
 class BitChuteChannelIE(BitChuteBaseIE):
-    _VALID_URL = r'https?://(?:www\.)?bitchute\.com/channel/(?P<id>[^/?#&]+)'
+    _VALID_URL = r'https?://(?:(?:www|old)\.)?bitchute\.com/(?P<type>channel|playlist)/(?P<id>[^/?#&]+)'
     _TESTS = [{
-        'url': 'https://www.bitchute.com/channel/livesonnet/',
+        'url': 'https://www.bitchute.com/channel/bitchute/',
-        'playlist_mincount': 135,
         'info_dict': {
-            'id': 'livesonnet',
+            'id': 'bitchute',
-            'title': 'livesonnet_vidz',
+            'title': 'BitChute',
-            'description': 'md5:b0017be20656a1347eeb84f1049fc424',
+            'description': 'md5:2134c37d64fc3a4846787c402956adac',
-        }
-    }, {
-        # channel with NSFW content, not listed
-        'url': 'https://www.bitchute.com/channel/hQl9oMSgUyMX/',
-        'playlist_maxcount': 150,
-        'info_dict': {
-            'id': 'hQl9oMSgUyMX',
-            'title': "You Can't Stop Progress",
-            'description': 'md5:a7e3fd8cf02e96ddcc73e9f13d2ce768',
-        },
-    }, {
-        # channel with NSFW content, listed with adult age limit
-        'url': 'https://www.bitchute.com/channel/hQl9oMSgUyMX/',
-        'playlist_mincount': 160,
-        'info_dict': {
-            'id': 'hQl9oMSgUyMX',
-            'title': "You Can't Stop Progress",
-            'description': 'md5:a7e3fd8cf02e96ddcc73e9f13d2ce768',
         },
+        'playlist': [
+            {
+                'md5': '7e427d7ed7af5a75b5855705ec750e2b',
+                'info_dict': {
+                    'id': 'UGlrF9o9b-Q',
+                    'ext': 'mp4',
+                    'title': 'This is the first video on #BitChute !',
+                    'description': 'md5:a0337e7b1fe39e32336974af8173a034',
+                    'thumbnail': r're:^https?://.*\.jpg$',
+                    'uploader': 'BitChute',
+                    'timestamp': 1483425420,
+                    'upload_date': '20170103',
+                    'uploader_url': 'https://www.bitchute.com/profile/I5NgtHZn9vPj/',
+                    'channel': 'BitChute',
+                    'channel_url': 'https://www.bitchute.com/channel/bitchute/',
+                    'duration': 16,
+                    'view_count': int,
+                },
+            },
+        ],
         'params': {
-            'age_limit': 18,
+            'skip_download': True,
-        }
+            'playlist_items': '109',  # ie, -1
-    }]
+        },
-    _API_URL = 'https://www.bitchute.com/channel/'
+    }, {
-
+        'url': 'https://www.bitchute.com/playlist/wV9Imujxasw9/',
-    def _real_extract(self, url):
+        'playlist_mincount': 20,
-        channel_id = self._match_id(url)
+        'info_dict': {
-
+            'id': 'wV9Imujxasw9',
-        webpage = self._download_webpage(
+            'title': 'Bruce MacDonald and "The Light of Darkness"',
-            'https://www.bitchute.com/channel/' + channel_id, channel_id,
+            'description': r're:(?s)Bruce MacDonald co-wrote a book .{803} available to buy at Amazon\.$',
-            headers={
+        },
-                'User-Agent': self._USER_AGENT,
+    }, {
-            })
-
-        title = self._search_title(webpage, 'channel-title', default=None)
-
-        result = self.playlist_result(
-            self._list_entries(channel_id), playlist_id=channel_id, playlist_title=title)
-
-        return merge_dicts(
-            result,
-            {'description': self._search_description(webpage, 'channel-description')})
-
-
-class BitChutePlaylistIE(BitChuteBaseIE):
-    _VALID_URL = r'https?://(?:www\.)?bitchute\.com/playlist/(?P<id>[^/?#&]+)'
-    _TESTS = [{
         'url': 'https://www.bitchute.com/playlist/g4WTfWTdYEQa/',
         'playlist_mincount': 1,
         'info_dict': {
@@ -275,27 +305,84 @@ class BitChutePlaylistIE(BitChuteBaseIE):
             'title': 'Podcasts',
             'description': 'Podcast Playlist',
         },
+    }, {
+        'url': 'https://old.bitchute.com/playlist/wV9Imujxasw9/',
+        'only_matching': True,
     }]
-    _API_URL = 'https://www.bitchute.com/playlist/'
 
-    def _real_extract(self, url):
+    _API_URL = 'https://old.bitchute.com'
-        playlist_id = self._match_id(url)
+    _TOKEN = 'zyG6tQcGPE5swyAEFLqKUwMuMMuF6IO2DZ6ZDQjGfsL0e4dcTLwqkTTul05Jdve7'
+    PAGE_SIZE = 25
+    HTML_CLASS_NAMES = {
+        'channel': {
+            'container': 'channel-videos-container',
+            'title': 'channel-videos-title',
+            'description': 'channel-videos-text',
+        },
+        'playlist': {
+            'container': 'playlist-video',
+            'title': 'title',
+            'description': 'description',
+        },
 
-        webpage = self._download_webpage(
+    }
-            'https://www.bitchute.com/playlist/' + playlist_id, playlist_id,
+
-            headers={
+    @classmethod
-                'User-Agent': self._USER_AGENT,
+    def _make_url(cls, playlist_id, playlist_type):
+        return '{0}/{1}/{2}/'.format(cls._API_URL, playlist_type, playlist_id)
+
+    def _fetch_page(self, playlist_id, playlist_type, page_num):
+        playlist_url = self._make_url(playlist_id, playlist_type)
+        data = self._download_json(
+            '{0}extend/'.format(playlist_url), playlist_id, 'Downloading page {0}'.format(page_num),
+            data=urlencode_postdata({
+                'csrfmiddlewaretoken': self._TOKEN,
+                'name': '',
+                'offset': page_num * self.PAGE_SIZE,
+            }), headers={
+                'Content-Type': 'application/x-www-form-urlencoded; charset=UTF-8',
+                'Referer': playlist_url,
+                'X-Requested-With': 'XMLHttpRequest',
+                'Cookie': 'csrftoken=%s' % (self._TOKEN,),
+            })
+        if not traverse_obj(data, 'success'):
+            return
+        classes = self.HTML_CLASS_NAMES[playlist_type]
+        for video_html in get_elements_html_by_class(classes['container'], data.get('html')):
+            video_id = self._search_regex(
+                r'<a\s[^>]*\b(?<!-)href\s*=\s*["\']/video/([^"\'/]+)', video_html, 'video id', default=None)
+            if not video_id:
+                continue
+            yield merge_dicts({
+                '_type': 'url_transparent',
+            }, self.url_result(
+                'https://www.bitchute.com/video/{0}'.format(video_id),
+                BitChuteIE.ie_key(), video_id), {
+                'title': clean_html(get_element_by_class(classes['title'], video_html)),
+                'description': clean_html(get_element_by_class(classes['description'], video_html)),
+                'duration': parse_duration(get_element_by_class('video-duration', video_html)),
+                'view_count': parse_count(clean_html(get_element_by_class('video-views', video_html))),
             })
 
-        title = self._search_title(webpage, 'playlist-title', default=None)
+    def _real_extract(self, url):
+        playlist_type, playlist_id = self._match_valid_url(url).group('type', 'id')
+        webpage = self._download_webpage(self._make_url(playlist_id, playlist_type), playlist_id)
 
-        result = self.playlist_result(
+        page_func = functools.partial(self._fetch_page, playlist_id, playlist_type)
-            self._list_entries(playlist_id), playlist_id=playlist_id, playlist_title=title)
+        return merge_dicts(self.playlist_result(
+            OnDemandPagedList(page_func, self.PAGE_SIZE), playlist_id), {
+            'title': self._html_search_regex(
+                r'(?s)<title\b(?<!-)[^>]*>([^<]+)</title>', webpage, 'title', default=None),
+            'description': (
+                clean_html(get_element_by_class('description', webpage))
+                or self._html_search_meta(
+                    ('description', 'og:description', 'twitter:description'), webpage, default=None)),
+            'playlist_count': int_or_none(self._html_search_regex(
+                r'<span>(\d+)\s+videos?</span>', webpage, 'playlist count', default=None)),
+        })
 
-        description = (
-            clean_html(get_element_by_class('description', webpage))
-            or self._search_description(webpage, None))
 
-        return merge_dicts(
+__all__ = [
-            result,
+    'BitChuteIE',
-            {'description': description})
+    'BitChuteChannelIE',
+]