mutagen: mutagen (Python module for Audio Metadata) mutagen: mutagen: Mutagen is a Python module to handle audio metadata. It supports ASF, mutagen: FLAC, M4A, Monkey's Audio, MP3, Musepack, Ogg FLAC, Ogg Speex, Ogg mutagen: Theora, Ogg Vorbis, True Audio, WavPack and OptimFROG audio files. All mutagen: versions of ID3v2 are supported, and all standard ID3v2.4 frames are mutagen: parsed. It can read Xing headers to accurately calculate the bitrate mutagen: and length of MP3s. ID3 and APEv2 tags can be edited regardless of mutagen: audio format. It can also manipulate Ogg streams on an individual mutagen: packet/page level. mutagen: