[extractor] Add convinience function `_yes_playlist`

yt_dlp/extractor/abc.py

@@ -300,11 +300,10 @@ class ABCIViewShowSeriesIE(InfoExtractor):
             unescapeHTML(webpage_data).encode('utf-8').decode('unicode_escape'), show_id)
         video_data = video_data['route']['pageData']['_embedded']
 
-        if self.get_param('noplaylist') and 'highlightVideo' in video_data:
-            self.to_screen('Downloading just the highlight video because of --no-playlist')
-            return self.url_result(video_data['highlightVideo']['shareUrl'], ie=ABCIViewIE.ie_key())
+        highlight = try_get(video_data, lambda x: ['highlightVideo']['shareUrl'])
+        if not self._yes_playlist(show_id, bool(highlight), video_label='highlight video'):
+            return self.url_result(highlight, ie=ABCIViewIE.ie_key())
 
-        self.to_screen(f'Downloading playlist {show_id} - add --no-playlist to just download the highlight video')
         series = video_data['selectedSeries']
         return {
             '_type': 'playlist',

yt_dlp/extractor/common.py

@@ -3710,6 +3710,22 @@ class InfoExtractor(object):
             return [] if default is NO_DEFAULT else default
         return list(val) if casesense else [x.lower() for x in val]
 
+    def _yes_playlist(self, playlist_id, video_id, smuggled_data=None, *, playlist_label='playlist', video_label='video'):
+        if not playlist_id or not video_id:
+            return not video_id
+
+        no_playlist = (smuggled_data or {}).get('force_noplaylist')
+        if no_playlist is not None:
+            return not no_playlist
+
+        video_id = '' if video_id is True else f' {video_id}'
+        playlist_id = '' if playlist_id is True else f' {playlist_id}'
+        if self.get_param('noplaylist'):
+            self.to_screen(f'Downloading just the {video_label}{video_id} because of --no-playlist')
+            return False
+        self.to_screen(f'Downloading {playlist_label}{playlist_id} - add --no-playlist to download just the {video_label}{video_id}')
+        return True
+
 
 class SearchInfoExtractor(InfoExtractor):
     """

yt_dlp/extractor/dailymotion.py

@@ -207,12 +207,10 @@ class DailymotionIE(DailymotionBaseInfoExtractor):
         video_id, playlist_id = self._match_valid_url(url).groups()
 
         if playlist_id:
-            if not self.get_param('noplaylist'):
-                self.to_screen('Downloading playlist %s - add --no-playlist to just download video' % playlist_id)
+            if self._yes_playlist(playlist_id, video_id):
                 return self.url_result(
                     'http://www.dailymotion.com/playlist/' + playlist_id,
                     'DailymotionPlaylist', playlist_id)
-            self.to_screen('Downloading just video %s because of --no-playlist' % video_id)
 
         password = self.get_param('videopassword')
         media = self._call_api(

yt_dlp/extractor/daum.py

@@ -157,11 +157,8 @@ class DaumListIE(InfoExtractor):
         query_dict = parse_qs(url)
         if 'clipid' in query_dict:
             clip_id = query_dict['clipid'][0]
-            if self.get_param('noplaylist'):
-                self.to_screen('Downloading just video %s because of --no-playlist' % clip_id)
+            if not self._yes_playlist(list_id, clip_id):
                 return self.url_result(DaumClipIE._URL_TEMPLATE % clip_id, 'DaumClip')
-            else:
-                self.to_screen('Downloading playlist %s - add --no-playlist to just download video' % list_id)
 
 
 class DaumPlaylistIE(DaumListIE):

yt_dlp/extractor/imggaming.py

@@ -64,10 +64,7 @@ class ImgGamingBaseIE(InfoExtractor):
         domain, media_type, media_id, playlist_id = self._match_valid_url(url).groups()
 
         if playlist_id:
-            if self.get_param('noplaylist'):
-                self.to_screen('Downloading just video %s because of --no-playlist' % media_id)
-            else:
-                self.to_screen('Downloading playlist %s - add --no-playlist to just download video' % playlist_id)
+            if self._yes_playlist(playlist_id, media_id):
                 media_type, media_id = 'playlist', playlist_id
 
         if media_type == 'playlist':

yt_dlp/extractor/litv.py

@@ -7,6 +7,7 @@ from .common import InfoExtractor
 from ..utils import (
     ExtractorError,
     int_or_none,
+    traverse_obj,
     smuggle_url,
     unsmuggle_url,
 )
@@ -55,9 +56,6 @@ class LiTVIE(InfoExtractor):
         episode_title = program_info['title']
         content_id = season_list['contentId']
 
-        if prompt:
-            self.to_screen('Downloading playlist %s - add --no-playlist to just download video %s' % (content_id, video_id))
-
         all_episodes = [
             self.url_result(smuggle_url(
                 self._URL_TEMPLATE % (program_info['contentType'], episode['contentId']),
@@ -71,12 +69,6 @@ class LiTVIE(InfoExtractor):
 
         video_id = self._match_id(url)
 
-        noplaylist = self.get_param('noplaylist')
-        noplaylist_prompt = True
-        if 'force_noplaylist' in data:
-            noplaylist = data['force_noplaylist']
-            noplaylist_prompt = False
-
         webpage = self._download_webpage(url, video_id)
 
         program_info = self._parse_json(self._search_regex(
@@ -84,14 +76,9 @@ class LiTVIE(InfoExtractor):
             video_id)
 
         season_list = list(program_info.get('seasonList', {}).values())
-        if season_list:
-            if not noplaylist:
-                return self._extract_playlist(
-                    season_list[0], video_id, program_info,
-                    prompt=noplaylist_prompt)
-
-            if noplaylist_prompt:
-                self.to_screen('Downloading just video %s because of --no-playlist' % video_id)
+        playlist_id = traverse_obj(season_list, 0, 'contentId')
+        if self._yes_playlist(playlist_id, video_id, smuggled_data):
+            return self._extract_playlist(season_list[0], video_id, program_info)
 
         # In browsers `getMainUrl` request is always issued. Usually this
         # endpoint gives the same result as the data embedded in the webpage.

yt_dlp/extractor/nba.py

@@ -165,14 +165,10 @@ class NBAWatchIE(NBAWatchBaseIE):
     def _real_extract(self, url):
         display_id = self._match_id(url)
         collection_id = parse_qs(url).get('collection', [None])[0]
-        if collection_id:
-            if self.get_param('noplaylist'):
-                self.to_screen('Downloading just video %s because of --no-playlist' % display_id)
-            else:
-                self.to_screen('Downloading playlist %s - add --no-playlist to just download video' % collection_id)
-                return self.url_result(
-                    'https://www.nba.com/watch/list/collection/' + collection_id,
-                    NBAWatchCollectionIE.ie_key(), collection_id)
+        if self._yes_playlist(collection_id, display_id):
+            return self.url_result(
+                'https://www.nba.com/watch/list/collection/' + collection_id,
+                NBAWatchCollectionIE.ie_key(), collection_id)
         return self._extract_video('seoName', display_id)
 
 

yt_dlp/extractor/neteasemusic.py

@@ -405,17 +405,12 @@ class NetEaseMusicProgramIE(NetEaseMusicBaseIE):
         name = info['name']
         description = info['description']
 
-        if not info['songs'] or self.get_param('noplaylist'):
-            if info['songs']:
-                self.to_screen(
-                    'Downloading just the main audio %s because of --no-playlist'
-                    % info['mainSong']['id'])
-
+        if not self._yes_playlist(info['songs'] and program_id, info['mainSong']['id']):
             formats = self.extract_formats(info['mainSong'])
             self._sort_formats(formats)
 
             return {
-                'id': program_id,
+                'id': info['mainSong']['id'],
                 'title': name,
                 'description': description,
                 'creator': info['dj']['brand'],
@@ -425,10 +420,6 @@ class NetEaseMusicProgramIE(NetEaseMusicBaseIE):
                 'formats': formats,
             }
 
-        self.to_screen(
-            'Downloading playlist %s - add --no-playlist to just download the main audio %s'
-            % (program_id, info['mainSong']['id']))
-
         song_ids = [info['mainSong']['id']]
         song_ids.extend([song['id'] for song in info['songs']])
         entries = [

yt_dlp/extractor/onet.py

@@ -182,14 +182,9 @@ class OnetChannelIE(OnetBaseIE):
         video_id = remove_start(current_clip_info['ckmId'], 'mvp:')
         video_name = url_basename(current_clip_info['url'])
 
-        if self.get_param('noplaylist'):
-            self.to_screen(
-                'Downloading just video %s because of --no-playlist' % video_name)
+        if not self._yes_playlist(channel_id, video_name, playlist_label='channel'):
             return self._extract_from_id(video_id, webpage)
 
-        self.to_screen(
-            'Downloading channel %s - add --no-playlist to just download video %s' % (
-                channel_id, video_name))
         matches = re.findall(
             r'<a[^>]+href=[\'"](%s[a-z]+/[0-9a-z-]+/[0-9a-z]+)' % self._URL_BASE_RE,
             webpage)

yt_dlp/extractor/sportdeutschland.py

@@ -59,12 +59,8 @@ class SportDeutschlandIE(InfoExtractor):
         videos = asset.get('videos') or []
         if len(videos) > 1:
             playlist_id = parse_qs(url).get('playlistId', [None])[0]
-            if playlist_id:
-                if self.get_param('noplaylist'):
-                    videos = [videos[int(playlist_id)]]
-                    self.to_screen('Downloading just a single video because of --no-playlist')
-                else:
-                    self.to_screen('Downloading playlist %s - add --no-playlist to just download video' % asset_id)
+            if not self._yes_playlist(playlist_id, asset_id):
+                videos = [videos[int(playlist_id)]]
 
             def entries():
                 for i, video in enumerate(videos, 1):

yt_dlp/extractor/viu.py

@@ -287,8 +287,7 @@ class ViuOTTIE(InfoExtractor):
             raise ExtractorError('This video is not available in your region.', expected=True)
 
         series_id = video_data.get('series_id')
-        if not self.get_param('noplaylist') and not idata.get('force_noplaylist'):
-            self.to_screen('Downloading playlist %s - add --no-playlist to just download video' % series_id)
+        if self._yes_playlist(series_id, video_id, idata):
             series = product_data.get('series', {})
             product = series.get('product')
             if product:
@@ -308,9 +307,6 @@ class ViuOTTIE(InfoExtractor):
 
                 return self.playlist_result(entries, series_id, series.get('name'), series.get('description'))
 
-        if self.get_param('noplaylist'):
-            self.to_screen('Downloading just video %s because of --no-playlist' % video_id)
-
         duration_limit = False
         query = {
             'ccs_product_id': video_data['ccs_product_id'],

yt_dlp/extractor/vlive.py

@@ -146,30 +146,24 @@ class VLiveIE(VLiveBaseIE):
             'post/v1.0/officialVideoPost-%s', video_id,
             'author{nickname},channel{channelCode,channelName},officialVideo{commentCount,exposeStatus,likeCount,playCount,playTime,status,title,type,vodId},playlist{playlistSeq,totalCount,name}')
 
-        playlist = post.get('playlist')
-        if not playlist or self.get_param('noplaylist'):
-            if playlist:
-                self.to_screen(
-                    'Downloading just video %s because of --no-playlist'
-                    % video_id)
-
+        playlist_id = str_or_none(try_get(post, lambda x: x['playlist']['playlistSeq']))
+        if not self._yes_playlist(playlist_id, video_id):
             video = post['officialVideo']
             return self._get_vlive_info(post, video, video_id)
-        else:
-            playlist_name = playlist.get('name')
-            playlist_id = str_or_none(playlist.get('playlistSeq'))
-            playlist_count = str_or_none(playlist.get('totalCount'))
 
-            playlist = self._call_api(
-                'playlist/v1.0/playlist-%s/posts', playlist_id, 'data', {'limit': playlist_count})
+        playlist_name = str_or_none(try_get(post, lambda x: x['playlist']['name']))
+        playlist_count = str_or_none(try_get(post, lambda x: x['playlist']['totalCount']))
 
-            entries = []
-            for video_data in playlist['data']:
-                video = video_data.get('officialVideo')
-                video_id = str_or_none(video.get('videoSeq'))
-                entries.append(self._get_vlive_info(video_data, video, video_id))
+        playlist = self._call_api(
+            'playlist/v1.0/playlist-%s/posts', playlist_id, 'data', {'limit': playlist_count})
+
+        entries = []
+        for video_data in playlist['data']:
+            video = video_data.get('officialVideo')
+            video_id = str_or_none(video.get('videoSeq'))
+            entries.append(self._get_vlive_info(video_data, video, video_id))
 
-            return self.playlist_result(entries, playlist_id, playlist_name)
+        return self.playlist_result(entries, playlist_id, playlist_name)
 
     def _get_vlive_info(self, post, video, video_id):
         def get_common_fields():