def display_progression(self, nop=None):
s = []
pr = self.get_progression(self.progression)
for ch in progressions.to_chords(pr, self.get_key()):
c = NoteContainer(ch)
s.append(c.determine(True)[0])
self.prog_var.set( ' '.join( s ) )
self.uniprog_var.set(' '.join( pr ))
def interval_at_beat(track1, track2, beat, return_int=False):
pitch1 = pitch_at_given_beat(track1, beat)
pitch2 = pitch_at_given_beat(track2, beat)
# Check for pauses
if pitch1 is None or pitch2 is None:
return None
# Return halftone interval if requested
interval_halftones = Note(pitch1[0]).measure(Note(pitch2[0]))
if return_int == True:
return interval_halftones
# Else return a str
# Workaround for the fact that the .determine function doesn't return unisons or octaves
if interval_halftones == 0:
return 'perfect unison'
elif interval_halftones % 12 == 0:
return 'octave'
else:
note_pair = NoteContainer([pitch1[0], pitch2[0]])
return note_pair.determine()[0]
