def findChords(music,main_melody=None):
if type(main_melody) == type(u''):
melodies = main_melody.encode('utf8').strip().split(',')
elif type(main_melody) == type(''):
melodies = main_melody.strip().split(',')
elif main_melody is not None:
melodies = [str(a) for a in list(main_melody)]
staff1TimeSig = music.select_one('Score > Staff:nth-of-type(1) TimeSig')
division = int(music.find('Division').text)
sigN = Decimal(staff1TimeSig.find('sigN').text)
sigD = Decimal(staff1TimeSig.find('sigD').text)
staffs_dic = {}
nonpitched = map(lambda x: x.get('id') if x.StaffType.get('group') != 'pitched' else 0,music.select('Part > Staff'))
pitched_staffs = filter(lambda x: x.get('id') not in nonpitched,music.select('Score > Staff'))
if main_melody is not None:
OK_staffs = filter(lambda x: x.get('id') not in melodies,pitched_staffs)
else:
OK_staffs = pitched_staffs
for staff in OK_staffs:
staffs_dic.update({'staff_'+staff.get('id') : combining_tracks.one_track_chord(staff,division,sigN,sigD)})
result_chords = combining_tracks.combining_chords(staffs_dic,division,sigN,sigD)
combined_chords = Determine_Chord_final.comb_chords(result_chords)
final_chords = Determine_Chord_final.final_determined(combined_chords)
return final_chords
def findStaffInfo(music):
staff1TimeSig = music.select_one('Score > Staff:nth-of-type(1) TimeSig')
division = int(music.find('Division').text)
sigN = Decimal(staff1TimeSig.find('sigN').text)
sigD = Decimal(staff1TimeSig.find('sigD').text)
staffs_dic = {}
nonpitched = map(lambda x: x.get('id') if x.StaffType.get('group') != 'pitched' else 0,music.select('Part > Staff'))
pitched_staffs = filter(lambda x: x.get('id') not in nonpitched,music.select('Score > Staff'))
for staff in pitched_staffs:
i = staff.get('id')
instrument = filter(lambda part: len(part.select('Staff[id='+i+']'))>0,music.select('Score > Part'))[0].instrumentId.text
box = {'content':combining_tracks.one_track_chord(staff,division,sigN,sigD),'instrument':instrument}
staffs_dic.update({'staff_'+staff.get('id') :box})
return staffs_dic