def getET(self, obj):
from music21.musicxml.m21ToXml import ScoreExporter
SX = ScoreExporter(obj)
mxScore = SX.parse()
helpers.indent(mxScore)
return mxScore
def getET(self, obj):
'''
Return a <score-partwise> ElementTree.
Does NOT call makeNotation() like most calls to show() and write().
'''
SX = ScoreExporter(obj)
mxScore = SX.parse()
helpers.indent(mxScore)
return mxScore
def testSimple(self):
# b = converter.parse(corpus.corpora.CoreCorpus().getWorkList('cpebach')[0],
# format='musicxml', forceSource=True)
b = corpus.parse('cpebach')
# b.show('text')
# n = b[note.NotRest].first()
# print(n.expressions)
# return
SX = ScoreExporter(b)
mxScore = SX.parse()
helpers.indent(mxScore)
sio = io.BytesIO()
sio.write(SX.xmlHeader())
et = ElementTree(mxScore)
et.write(sio, encoding='utf-8', xml_declaration=False)
v = sio.getvalue()
sio.close()
v = v.decode('utf-8')
# v = v.replace(' />', '/>') # normalize
# b2 = converter.parse(v)
fp = b.write('musicxml')
if self.show:
print(fp)
with io.open(fp, encoding='utf-8') as f:
v2 = f.read()
differ = list(difflib.ndiff(v.splitlines(), v2.splitlines()))
for i, l in enumerate(differ):
if l.startswith('-') or l.startswith('?') or l.startswith('+'):
if 'id=' in l:
continue
if self.show:
print(l)
# for j in range(i - 1,i + 1):
# print(differ[j])
# print('------------------')
import os
os.remove(fp)