It's unclear from https://github.com/ytdl-org/youtube-dl/pull/21066#discussion_r407193002 why this is the case as the codebase has many examples of other InfoExtractor classes inheriting from derived classes.
It's unclear from https://github.com/ytdl-org/youtube-dl/pull/21066#discussion_r407193002 why this is the case as the codebase has many examples of other InfoExtractor classes inheriting from derived classes.