def parseData(self, dataString, number=None):
'''Create HumdrumFile object from a string, and create a music21 Stream from it.
>>> humData = ('**kern\\n*M2/4\\n=1\\n24r\\n24g#\\n24f#\\n24e\\n24c#\\n' +
... '24f\\n24r\\n24dn\\n24e-\\n24gn\\n24e-\\n24dn\\n*-')
>>> c = converter.subConverters.HumdrumConverter()
>>> s = c.parseData(humData)
>>> c.stream.show('text')
{0.0} <music21.metadata.Metadata object at 0x7f33545027b8>
{0.0} <music21.stream.Part spine_0>
{0.0} <music21.stream.Measure 1 offset=0.0>
{0.0} <music21.meter.TimeSignature 2/4>
{0.0} <music21.note.Rest rest>
{0.1667} <music21.note.Note G#>
{0.3333} <music21.note.Note F#>
{0.5} <music21.note.Note E>
{0.6667} <music21.note.Note C#>
{0.8333} <music21.note.Note F>
{1.0} <music21.note.Rest rest>
{1.1667} <music21.note.Note D>
{1.3333} <music21.note.Note E->
{1.5} <music21.note.Note G>
{1.6667} <music21.note.Note E->
{1.8333} <music21.note.Note D>
'''
print("parsing krn string", file=sys.stderr)
hf = HumdrumFile()
hf.readString(dataString)
self.stream = hf.createMusic21Stream()
self.humdrumFile = hf
return self.stream
def test_HumdrumToken_global_param():
hf = HumdrumFile()
hf.readString(\
'''**kern
*M4/4
=1-
!!LO:CL:x=3
*clefG2
4c
4d
!!LO:N:vis=1:t=this is a colon::i
.
4e
!!LO:B:i
==
*-''')
for lineIdx, line in enumerate(hf.lines()):
#print('line: {}'.format(line.text))
for tokenIdx, token in enumerate(line.tokens()):
#print('line[{}]: {}'.format(tokenIdx, token))
assert tokenIdx == 0 # this file has only one token per line
if lineIdx == 0:
# **kern
CheckHumdrumToken(token,
expectedText='**kern',
expectedDataType='**kern',
expectedTokenType=TOKENTYPE_INTERPRETATION,
expectedSpecificType=SPECIFICTYPE_EXINTERP,
expectedDuration=-1,
)
elif lineIdx == 1:
# *M4/4
CheckHumdrumToken(token,
expectedText='*M4/4',
expectedDataType='**kern',
expectedTokenType=TOKENTYPE_INTERPRETATION,
expectedSpecificType=SPECIFICTYPE_TIMESIGNATURE,
expectedDuration=-1,
)
elif lineIdx == 2:
# =1-
CheckHumdrumToken(token,
expectedText='=1-',
expectedDataType='**kern',
expectedTokenType=TOKENTYPE_BARLINE,
expectedSpecificType=SPECIFICTYPE_NOTHINGSPECIFIC,
expectedDuration=-1,
)
elif lineIdx == 3:
# !!LO:CL:x=3
CheckHumdrumToken(token,
expectedText='!!LO:CL:x=3',
expectedDataType='',
expectedTokenType=TOKENTYPE_GLOBALCOMMENT,
expectedSpecificType=SPECIFICTYPE_NOTHINGSPECIFIC,
expectedDuration=-1,
)
elif lineIdx == 4:
# *clefG2
CheckHumdrumToken(token,
expectedText='*clefG2',
expectedDataType='**kern',
expectedTokenType=TOKENTYPE_INTERPRETATION,
expectedSpecificType=SPECIFICTYPE_CLEF,
expectedDuration=-1,
)
elif lineIdx == 5:
# 4c
CheckHumdrumToken(token,
expectedText='4c',
expectedDataType='**kern',
expectedTokenType=TOKENTYPE_DATA,
expectedSpecificType=SPECIFICTYPE_NOTE,
expectedDuration=1, # one quarter-note
)
elif lineIdx == 6:
# 4d
CheckHumdrumToken(token,
expectedText='4d',
expectedDataType='**kern',
expectedTokenType=TOKENTYPE_DATA,
expectedSpecificType=SPECIFICTYPE_NOTE,
expectedDuration=1,
)
elif lineIdx == 7:
# !!LO:N:vis=1:t=this is a colon::i
CheckHumdrumToken(token,
expectedText='!!LO:N:vis=1:t=this is a colon::i',
expectedDataType='',
expectedTokenType=TOKENTYPE_GLOBALCOMMENT,
expectedSpecificType=SPECIFICTYPE_NOTHINGSPECIFIC,
expectedDuration=-1,
)
elif lineIdx == 8:
# .
CheckHumdrumToken(token,
expectedText='.',
expectedDataType='**kern',
expectedTokenType=TOKENTYPE_DATA,
expectedSpecificType=SPECIFICTYPE_NULLDATA,
expectedDuration=-1,
)
elif lineIdx == 9:
# 4e
CheckHumdrumToken(token,
expectedText='4e',
expectedDataType='**kern',
expectedTokenType=TOKENTYPE_DATA,
expectedSpecificType=SPECIFICTYPE_NOTE,
expectedDuration=1,
)
elif lineIdx == 10:
# !!LO:B:i
CheckHumdrumToken(token,
expectedText='!!LO:B:i',
expectedDataType='',
expectedTokenType=TOKENTYPE_GLOBALCOMMENT,
expectedSpecificType=SPECIFICTYPE_NOTHINGSPECIFIC,
expectedDuration=-1,
)
elif lineIdx == 11:
# ==
CheckHumdrumToken(token,
expectedText='==',
expectedDataType='**kern',
expectedTokenType=TOKENTYPE_BARLINE,
expectedSpecificType=SPECIFICTYPE_NOTHINGSPECIFIC,
expectedDuration=-1,
)
elif lineIdx == 12:
# *-
CheckHumdrumToken(token,
expectedText='*-',
expectedDataType='**kern',
expectedTokenType=TOKENTYPE_INTERPRETATION,
expectedSpecificType=SPECIFICTYPE_TERMINATE,
expectedDuration=-1,
)
else:
assert False # too many lines in file!
