def parseFile(self, fp, number=None):
'''
Open from a file path; check to see if there is a pickled
version available and up to date; if so, open that, otherwise
open source.
'''
# return fp to load, if pickle needs to be written, fp pickle
# this should be able to work on a .mxl file, as all we are doing
# here is seeing which is more recent
from music21 import converter
from music21.musicxml import xmlToM21
c = xmlToM21.MusicXMLImporter()
# here, we can see if this is a mxl or similar archive
arch = converter.ArchiveManager(fp)
if arch.isArchive():
archData = arch.getData()
c.xmlText = archData
c.parseXMLText()
else: # its a file path or a raw musicxml string
c.readFile(fp)
# movement titles can be stored in more than one place in musicxml
# manually insert file name as a movementName title if no titles are defined
if c.stream.metadata.movementName is None:
junk, fn = os.path.split(fp)
c.stream.metadata.movementName = fn
self.stream = c.stream
def parseData(self, xmlString, number=None):
'''
Open MusicXML data from a string.
'''
from music21.musicxml import xmlToM21
c = xmlToM21.MusicXMLImporter()
c.xmlText = xmlString
c.parseXMLText()
self.stream = c.stream