Fix bug in --download-archive

Closes #4668
2 years ago · c200096c03
parent 6d3e7424bf
commit c200096c03
1 changed files with 1 additions and 1 deletions
--- a/yt_dlp/YoutubeDL.py
+++ b/yt_dlp/YoutubeDL.py
@ -3443,7 +3443,7 @@ class YoutubeDL:
            return False

        vid_ids = [self._make_archive_id(info_dict)]
-        vid_ids.extend(info_dict.get('_old_archive_ids', []))
+        vid_ids.extend(info_dict.get('_old_archive_ids') or [])
        return any(id_ in self.archive for id_ in vid_ids)

    def record_download_archive(self, info_dict):