By way of being useful and for future reference for me: music21: http://web.mit.edu/music21/ http://web.mit.edu/music21/ mingus: http://bspaans.github.io/pyth

By way of being useful and for future reference for me: music21: http://web.mit.edu/music21/ http://web.mit.edu/music21/ mingus: http://bspaans.github.io/python-mingus/index.html http://bspaans.github.io/python-mingus/index.html abjad: https://abjad.github.io/ https://abjad.github.io/ music-suite: https://music-suite.github.io/docs/ref/ https://music-suite.github.io/docs/ref/