def pitchQuarterLengthUsageWeightedScatter(show=True):
#from music21 import converter, graph
from music21.musicxml import testFiles as xml
from music21.humdrum import testFiles as kern
mozartStream = converter.parse(
xml.mozartTrioK581Excerpt) # @UndefinedVariable
notes = mozartStream.flat.stripTies()
g = graph.PlotScatterWeightedPitchSpaceQuarterLength(
notes, title='Mozart Trio K. 581 Excerpt')
g.process()
g = graph.PlotScatterWeightedPitchClassQuarterLength(
notes, title='Mozart Trio K. 581 Excerpt')
g.process()
chopinStream = converter.parse(kern.mazurka6)
notes = chopinStream.flat.stripTies()
g = graph.PlotScatterWeightedPitchSpaceQuarterLength(
notes, title='Chopin Mazurka 6 Excerpt')
g.process()
g = graph.PlotScatterWeightedPitchClassQuarterLength(
notes, title='Chopin Mazurka 6 Excerpt')
g.process()
def messiaen(show=True):
#messiaen = #converter.parse('d:/docs/research/music21/ismir-2010/messiaen_valeurs_part2.xml')
#messiaen = converter.parse('/Volumes/xdisc/_sync/_x/libMusicXML/messiaen/messiaen_valeurs_part2.xml')
mall = converter.parse('/Users/cuthbert/desktop/messiaen_valeurs_2012.xml')
messiaen = mall[1]
#messiaen.show()
notes = messiaen.flat.stripTies()
g = graph.PlotScatterWeightedPitchSpaceQuarterLength(
notes, title='Messiaen, Mode de Valeurs', xLog=False)
if (show is True):
g.process()