def move_pitch(note: Pitch, pitch: Pitch) -> Note:
while abs(note.midi - pitch.midi) > 6:
dist = note.midi - pitch.midi
if dist < 0:
note = note.transpose(12)
else:
note = note.transpose(-12)
return note
def freq_to_midi(freq):
base_pitch = Pitch()
current_interval = Interval(
integer_interval_from(freq, base_pitch.frequency))
return base_pitch.transpose(current_interval).midi
def testLowNotes(self):
dPitch = Pitch('D2')
lowC = dPitch.transpose('M-23')
self.assertEqual(lowC.name, 'C')
self.assertEqual(lowC.octave, -1)
