def test_tonalanalysistools_ChordQualityIndicator_from_interval_class_segment_01(): segment = pitchtools.IntervalClassSegment([ pitchtools.NamedInversionEquivalentIntervalClass('minor', 3), pitchtools.NamedInversionEquivalentIntervalClass('minor', 3),]) indicator = CQI.from_interval_class_segment(segment) assert indicator == CQI('diminished', 'triad')