error

[lr1234567]

Traceback (most recent call last):
File "train.py", line 209, in
main(params)
File "train.py", line 148, in main
loss=args.loss, mode='train')
File "/home/lr/代码/BiSeNet-master/dataset/CamVid.py", line 43, in init
self.label_info = get_label_info(csv_path)
File "/home/lr/代码/BiSeNet-master/utils.py", line 31, in get_label_info
ann = pd.read_csv(csv_path)
File "/home/lr/anaconda3/envs/gpu/lib/python3.7/site-packages/pandas/io/parsers.py", line 685, in parser_f
return _read(filepath_or_buffer, kwds)
File "/home/lr/anaconda3/envs/gpu/lib/python3.7/site-packages/pandas/io/parsers.py", line 457, in _read
parser = TextFileReader(fp_or_buf, **kwds)
File "/home/lr/anaconda3/envs/gpu/lib/python3.7/site-packages/pandas/io/parsers.py", line 895, in init
self._make_engine(self.engine)
File "/home/lr/anaconda3/envs/gpu/lib/python3.7/site-packages/pandas/io/parsers.py", line 1135, in _make_engine
self._engine = CParserWrapper(self.f, **self.options)
File "/home/lr/anaconda3/envs/gpu/lib/python3.7/site-packages/pandas/io/parsers.py", line 1906, in init
self._reader = parsers.TextReader(src, **kwds)
File "pandas/_libs/parsers.pyx", line 380, in pandas._libs.parsers.TextReader.cinit
File "pandas/_libs/parsers.pyx", line 687, in pandas._libs.parsers.TextReader._setup_parser_source
FileNotFoundError: [Errno 2] File b'/path/to/CamVid/class_dict.csv' does not exist: b'/path/to/CamVid/class_dict.csv'
Hi, I have a question,Is this error due to lack of dataset?