Music notation

key_to_notes	List all 12 chromatic note names, as spelled according to a given key or mode.
key_to_degrees	Construct the diatonic scale degrees for a given key.
mela_to_svara	Spell the Carnatic svara names for a given melakarta raga
mela_to_degrees	Construct the svara indices (degrees) for a given melakarta raga
thaat_to_degrees	Construct the svara indices (degrees) for a given thaat
list_mela	List melakarta ragas by name and index.
list_thaat	List supported thaats by name.
fifths_to_note	Calculate the note name for a given number of perfect fifths from a specified unison.
interval_to_fjs	Convert an interval to Functional Just System (FJS) notation.
interval_frequencies	Construct a set of frequencies from an interval set
pythagorean_intervals	Pythagorean intervals
plimit_intervals	Construct p-limit intervals for a given set of prime factors.