def test_build_on_basis(self):
tonality = Tonality.create_on_basis_tone('E', ModalityType.Major, 1)
assert 'E' == tonality.basis_tone.diatonic_symbol
assert 'F#' == tonality.root_tone.diatonic_symbol
tonality = Tonality.create_on_basis_tone('G',
ModalityType.MelodicMinor, 2)
assert 'G' == tonality.basis_tone.diatonic_symbol
assert 'Bb' == tonality.root_tone.diatonic_symbol
def construct_tonality(self, tone, modality_str, modal_index=0):
if modality_str[0] == '!':
modality_type = ModalityType(modality_str[1:])
elif modality_str in LineConstructor.MODALITY_SHORT_NAME_MAP:
modality_type = LineConstructor.MODALITY_SHORT_NAME_MAP[modality_str]
else:
modality_type = ModalityType(modality_str)
if ModalityFactory.is_registered(modality_type):
return Tonality.create_on_basis_tone(tone, modality_type, modal_index)
else:
raise Exception('Modality \'{0}\' is not registered in ModalityFactory.'.format(modality_str))
def test_for_book(self):
tonality_a = Tonality(
ModalityFactory.create_modality(ModalityType.Major, 1), 'E')
tonality_b = Tonality.create(ModalityType.Major, 'E', 1)
tonality_c = Tonality.create_on_basis_tone('D', ModalityType.Major, 1)
print('{0}: [{1}]'.format(
tonality_a,
','.join(tone.diatonic_symbol for tone in tonality_a.annotation)))
print('{0}: [{1}]'.format(
tonality_b,
','.join(tone.diatonic_symbol for tone in tonality_b.annotation)))
print('{0}: [{1}]'.format(
tonality_c,
','.join(tone.diatonic_symbol for tone in tonality_c.annotation)))
