Cleaned up instrument classes.

Abjad / abjad

Abjad is a Python API for building LilyPond files. Use Abjad to make PDFs of music notation.

https://abjad.github.io

GNU General Public License v3.0

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Closed trevorbaca closed 2 years ago

trevorbaca commented 2 years ago

Reimplemented instruments as frozen data classes.

REMOVED:

* abjad.Instrument.markup
* abjad.Instrument.name
* abjad.Instrument.short_markup
* abjad.Instrument.short_name

CHANGED:

OLD: abjad.Instrument.allowable_clefs=("treble", "bass")
NEW: abjad.Instrument.clefs==("treble", "bass")

Closes #1460