vocab.kos.txt does not exist ('interactive python interface' Example from ReadMe)

[RomanAvdeev]

File "git_script.py", line 18, in
bv = artm.BatchVectorizer(data_format='bow_uci',
File "/home/roman/.local/lib/python3.8/site-packages/artm/batches_utils.py", line 113, in init
self._parse_uci_or_vw(data_weight=data_weight,
File "/home/roman/.local/lib/python3.8/site-packages/artm/batches_utils.py", line 191, in _parse_uci_or_vw
lib.ArtmParseCollection(parser_config)
File "/home/roman/.local/lib/python3.8/site-packages/artm/wrapper/api.py", line 161, in artm_api_call
self._check_error(result)
File "/home/roman/.local/lib/python3.8/site-packages/artm/wrapper/api.py", line 97, in _check_error
raise exception_class(error_message)
artm.wrapper.exceptions.DiskReadException: File vocab.kos.txt does not exist.