The AMC script does try to differentiate between Anime and TV Shows, but Anime are inherently TV Shows, so unless your Anime files have very Anime-like characteristics they'll be treated as TV Show by default.
So what does make a video file an Anime file?
Does it have Japanese Audio and ASS subtitles? => Anime
Does it have a CRC32 checksum in the filename like [1A2B3C4B]? => Anime
Is ut_label Anime? => Anime
Is any parent folder called Anime? => Anime
Please read the