Sebastian Böck

possible use of __str__ instead of __repr__

4

Hi, I am in the process of migrating the MIDI backend of [madmom](https://github.com/CPJKU/madmom/) to mido. Right now our MIDI code is based on [python-midi](https://github.com/vishnubob/python-midi) which seems to be not maintained...

Different errors raised for similar cases

2

`MidiFile.length` raises a `ValueError` whereas `MidiFile.__iter__` a `TypeError` in case of type 2 MIDI files. I think these should be unified, but I am not sure which one is more...

All other models use natural counting, `DOWNBEATS_BGRU` are the only ones starting with 0. Also, rhythmic might be renamed to percussive... I'm also wondering if @flokadillo also has models for...

Right now the models keep the bare minimum of information, it would be nice to have some additional information, e.g.: - files the model was trained on - license information...