[cleanup] Misc

yt_dlp/extractor/niconico.py

@@ -13,16 +13,16 @@ from ..compat import (
     compat_urllib_parse_urlparse,
 )
 from ..utils import (
-    dict_get,
     ExtractorError,
-    int_or_none,
+    dict_get,
     float_or_none,
+    int_or_none,
     OnDemandPagedList,
     parse_duration,
     parse_iso8601,
     PostProcessingError,
-    str_or_none,
     remove_start,
+    str_or_none,
     try_get,
     unified_timestamp,
     urlencode_postdata,