[cleanup] minor fixes

yt_dlp/extractor/instagram.py

@@ -74,6 +74,7 @@ class InstagramBaseIE(InfoExtractor):
 
 
 class InstagramIOSIE(InfoExtractor):
+    IE_DESC = 'IOS instagram:// URL'
     _VALID_URL = r'instagram://media\?id=(?P<id>[\d_]+)'
     _TESTS = [{
         'url': 'instagram://media?id=482584233761418119',
@@ -241,7 +242,7 @@ class InstagramIE(InstagramBaseIE):
         if 'www.instagram.com/accounts/login' in urlh.geturl().rstrip('/'):
             self.raise_login_required('You need to log in to access this content')
 
-        (media, video_url, description, thumbnail, timestamp, uploader,
+        (media, video_url, description, thumbnails, timestamp, uploader,
          uploader_id, like_count, comment_count, comments, height,
          width) = [None] * 12
 
@@ -366,8 +367,8 @@ class InstagramIE(InstagramBaseIE):
             if description is not None:
                 description = lowercase_escape(description)
 
-        if not thumbnail:
-            thumbnail = self._og_search_thumbnail(webpage)
+        if not thumbnails:
+            thumbnails = self._og_search_thumbnail(webpage)
 
         return {
             'id': video_id,

yt_dlp/extractor/vlive.py

@@ -12,6 +12,7 @@ from ..compat import (
 from ..utils import (
     ExtractorError,
     int_or_none,
+    LazyList,
     merge_dicts,
     str_or_none,
     strip_or_none,
@@ -363,11 +364,10 @@ class VLiveChannelIE(VLiveBaseIE):
             if board.get('boardType') not in ('STAR', 'VLIVE_PLUS'):
                 raise ExtractorError(f'Board {board_name!r} is not supported', expected=True)
 
-        entries = self._entries(posts_id or channel_id, board_name)
-        first_video = next(entries)
-        channel_name = first_video['channel']
+        entries = LazyList(self._entries(posts_id or channel_id, board_name))
+        channel_name = entries[0]['channel']
 
         return self.playlist_result(
-            itertools.chain([first_video], entries),
+            entries,
             f'{channel_id}-{posts_id}' if posts_id else channel_id,
             f'{channel_name} - {board_name}' if channel_name and board_name else channel_name)

yt_dlp/extractor/youtube.py

@@ -4429,7 +4429,7 @@ class YoutubeYtUserIE(InfoExtractor):
     def _real_extract(self, url):
         user_id = self._match_id(url)
         return self.url_result(
-            'https://www.youtube.com/user/%s' % user_id,
+            'https://www.youtube.com/user/%s/videos' % user_id,
             ie=YoutubeTabIE.ie_key(), video_id=user_id)