[youtube_live_chat] Fix URL

Bug introduced by 82e3f6ebda

:ci skip dl

youtube_dlc/downloader/youtube_live_chat.py

@@ -94,9 +94,12 @@ class YoutubeLiveChatReplayFD(FragmentFD):
         frag_index = offset = 0
         while continuation_id is not None:
             frag_index += 1
-            url = 'https://www.youtube.com/live_chat_replay?continuation=%s' % continuation_id
+            url = ''.join((
-            if frag_index > 1:
+                'https://www.youtube.com/live_chat_replay',
-                url += '&playerOffsetMs=%d&hidden=false&pbj=1' % max(offset - 5000, 0)
+                '/get_live_chat_replay' if frag_index > 1 else '',
+                '?continuation=%s' % continuation_id,
+                '&playerOffsetMs=%d&hidden=false&pbj=1' % max(offset - 5000, 0) if frag_index > 1 else ''))
+            print(url)
             success, continuation_id, offset = download_and_parse_fragment(url, frag_index)
             if not success:
                 return False

youtube_dlc/extractor/youtube.py

@@ -3404,7 +3404,7 @@ class YoutubeTabIE(YoutubeBaseInfoExtractor):
                     uploader['uploader_url'] = urljoin(
                         'https://www.youtube.com/',
                         try_get(owner, lambda x: x['navigationEndpoint']['browseEndpoint']['canonicalBaseUrl'], compat_str))
-        return {k:v for k, v in uploader.items() if v is not None}
+        return {k: v for k, v in uploader.items() if v is not None}
 
     def _extract_from_tabs(self, item_id, webpage, data, tabs, identity_token):
         playlist_id = title = description = channel_url = channel_name = channel_id = None