diff --git a/yt_dlp/__init__.py b/yt_dlp/__init__.py
index 7265f78ccb4e..c56ef73a6553 100644
--- a/yt_dlp/__init__.py
+++ b/yt_dlp/__init__.py
@@ -495,10 +495,10 @@ def report_unplayable_conflict(opt_name, arg, default=False, allowed=None):
             if len(dur) == 2 and all(t is not None for t in dur):
                 remove_ranges.append(tuple(dur))
                 continue
-            #parser.error(f'invalid --remove-chapters time range {regex!r}. Must be of the form *start-end')
+            # parser.error(f'invalid --remove-chapters time range {regex!r}. Must be of the form *start-end')
         try:
             remove_chapters_patterns.append(re.compile(regex))
-        except re.error as err:
+        except re.error:
             pass
             # parser.error(f'invalid --remove-chapters regex {regex!r} - {err}')
     if opts.remove_chapters:
@@ -581,9 +581,6 @@ def report_unplayable_conflict(opt_name, arg, default=False, allowed=None):
             'when': when,
         })
 
-    def report_args_compat(arg, name):
-        warnings.append('%s given without specifying name. The arguments will be given to all %s' % (arg, name))
-
     if 'default' in opts.external_downloader_args:
         report_args_compat('--downloader-args', 'external downloaders')
 
@@ -798,6 +795,13 @@ def get_postprocessors(opts):
             'only_multi_video': opts.concat_playlist != 'always',
             'when': 'playlist',
         }
+    if opts.group:
+        yield {
+            'key': 'Rename',
+            'group': opts.group,
+            # Run this only after the files have been moved to their final locations
+            'when': 'after_move'
+        }
     # Exec must be the last PP of each category
     for when, exec_cmd in opts.exec_cmd.items():
         yield {
diff --git a/yt_dlp/extractor/docubay.py b/yt_dlp/extractor/docubay.py
index 9d722d3aa0d0..a829f909652d 100755
--- a/yt_dlp/extractor/docubay.py
+++ b/yt_dlp/extractor/docubay.py
@@ -1,5 +1,6 @@
 from .common import InfoExtractor
 
+
 class DocubayIE(InfoExtractor):
     _VALID_URL = r'https?://(?:www\.)?docubay\.com/[^#/?$]+-(?P<id>\d+)'
 
@@ -18,9 +19,11 @@ class DocubayIE(InfoExtractor):
 
     def _real_extract(self, url):
         video_id = self._match_id(url)
-        data_json = self._parse_json(self._download_json(self._API_URL, video_id,
-                                        headers={'content-type': 'application/x-www-form-urlencoded; charset=UTF-8'},
-                                        data=f'cid={video_id}&action=st&type=video'.encode()), video_id)
+        data_json = self._parse_json(self._download_json(
+            self._API_URL,
+            video_id,
+            headers={'content-type': 'application/x-www-form-urlencoded; charset=UTF-8'},
+            data=f'cid={video_id}&action=st&type=video'.encode()), video_id)
 
         formats, subtitles = self._extract_m3u8_formats_and_subtitles(data_json['url']['video_url'], video_id)
         subs = {}
@@ -53,6 +56,3 @@ def _real_extract(self, url):
             'subtitles': subtitles
 
         }
-
-
-