def test_tonalanalysistools_RootlessChordClass___init___02():
r'''Initialize seventh and ninth.
'''
cqi = tonalanalysistools.RootlessChordClass('dominant', 7, 'root')
assert str(cqi) == '<P1, +M3, +P5, +m7>'
cqi = tonalanalysistools.RootlessChordClass('dominant', 9, 'root')
assert str(cqi) == '<P1, +M3, +P5, +m7, +M9>'
def test_tonalanalysistools_RootlessChordClass___init___01():
r'''Initialize root position triad.
'''
cqi = tonalanalysistools.RootlessChordClass('major', 'triad')
assert str(cqi) == '<P1, +M3, +P5>'
cqi = tonalanalysistools.RootlessChordClass('minor', 'triad')
assert str(cqi) == '<P1, +m3, +P5>'
cqi = tonalanalysistools.RootlessChordClass('diminished', 'triad')
assert str(cqi) == '<P1, +m3, +dim5>'
cqi = tonalanalysistools.RootlessChordClass('augmented', 'triad')
assert str(cqi) == '<P1, +M3, +aug5>'
def test_tonalanalysistools_RootlessChordClass___init___03():
r'''Initialize with quality string and integer cardinality.
'''
cqi = tonalanalysistools.RootlessChordClass('dominant', 7)
assert str(cqi) == '<P1, +M3, +P5, +m7>'
cqi = tonalanalysistools.RootlessChordClass('major', 7)
assert str(cqi) == '<P1, +M3, +P5, +M7>'
cqi = tonalanalysistools.RootlessChordClass('diminished', 7)
assert str(cqi) == '<P1, +m3, +dim5, +dim7>'
cqi = tonalanalysistools.RootlessChordClass('dominant', 9)
assert str(cqi) == '<P1, +M3, +P5, +m7, +M9>'
def __init__(
self,
root=None,
quality_string='major',
extent='triad',
inversion='root',
):
import abjad
from abjad.tools import tonalanalysistools
root = root or 'c'
root = abjad.NamedPitchClass(root)
chord_quality = tonalanalysistools.RootlessChordClass(
quality_string=quality_string,
extent=extent,
inversion=inversion,
)
npcs = []
for hdi in chord_quality:
mdi = abjad.NamedInterval(hdi)
npc = root + mdi
npcs.append(npc)
bass = npcs[0]
PitchClassSet.__init__(
self,
items=npcs,
item_class=abjad.NamedPitchClass,
)
self._root = root
self._chord_quality = chord_quality
self._bass = bass
def __init__(self, root=None, *args):
from abjad.tools import tonalanalysistools
root = root or 'c'
root = pitchtools.NamedPitchClass(root)
chord_quality = tonalanalysistools.RootlessChordClass(*args)
npcs = []
for hdi in chord_quality:
mdi = pitchtools.NamedInterval(hdi)
npc = root + mdi
npcs.append(npc)
bass = npcs[0]
PitchClassSet.__init__(
self,
items=npcs,
item_class=pitchtools.NamedPitchClass,
)
self._root = root
self._chord_quality = chord_quality
self._bass = bass
