Traceback (most recent call last):


 "<stdin>", line 1, in <module>


 "/home/pi/.local/lib/python3.7/site-packages/music21/converter/__init__.py", line 1129, in parse

forceSource=forceSource, **keywords)


 "/home/pi/.local/lib/python3.7/site-packages/music21/converter/__init__.py", line 1009, in parse


v.parse
(fp, number=number, format=format, forceSource=forceSource, **keywords)


 "/home/pi/.local/lib/python3.7/site-packages/music21/converter/__init__.py", line 544, in parse


self.parse
NoPickle(fp, number, format, forceSource, **keywords)


 "/home/pi/.local/lib/python3.7/site-packages/music21/converter/__init__.py", line 478, in parse
NoPickle

self.subConverter.parse
(fp, number=number, **keywords)


 "/home/pi/.local/lib/python3.7/site-packages/music21/converter/subConverters.py", line 982, in parse


midiTranslate.midi
PathToStream(fp, self.stream, **keywords)


 "/home/pi/.local/lib/python3.7/site-packages/music21/midi/translate.py", line 1975, in midi
PathToStream

return midi
ToStream(mf, inputM21, **keywords)


 "/home/pi/.local/lib/python3.7/site-packages/music21/midi/translate.py", line 2115, in midi
ToStream

**keywords)


 "/home/pi/.local/lib/python3.7/site-packages/music21/midi/translate.py", line 1905, in midiTracksToStreams

p = s.getElementsByClass('Stream')[0]


 "/home/pi/.local/lib/python3.7/site-packages/music21/stream/iterator.py", line 328, in __getitem__

e = fe[k]
IndexError: list index out of range

Traceback (most recent call last):


 "train.py", line 193, in <module>

training_dbs
= [datasets[dataset](configs["db"], train_split) for _ in range(threads)]


 "train.py", line 193, in <listcomp>

training_dbs
= [datasets[dataset](configs["db"], train_split) for _ in range(threads)]


 "/home/zhouwei_lou/CenterNet-master/db/coco.py", line 68, in __init__

self._load_data()


 "/home/zhouwei_lou/CenterNet-master/db/coco.py", line 79, in _load_data

self._extract_data()


 "/home/zhouwei_lou/CenterNet-master/db/coco.py", line 110, in _extract_data

self._coco
= COCO(self._label_file)


 "data/coco/PythonAPI/pycocotools/coco.py", line 86, in __init__

dataset = json.load(open(annotation_file, 'r'))

NotFoundError: [Errno 2] No such file or directory: '../data/coco/annotations/instances_trainval2014.json'
