sergey@laptop:~/prog/ipavlov$ python3.6 hello_bot.py
2019-04-23 15:51:02.309 INFO in 'deeppavlov.download'['download'] at line 116: Skipped http://files.deeppavlov.ai/vectorizer/tfidf_vectorizer_ruwiki.pkl download because of matching hashes
2019-04-23 15:51:02.412 INFO in 'deeppavlov.download'['download'] at line 116: Skipped http://files.deeppavlov.ai/faq/school/tfidf_cos_sim_classifier.pkl download because of matching hashes
Traceback (most recent call last):
  File "hello_bot.py", line 17, in <module>
    train = True)
  File "/usr/local/lib/python3.6/site-packages/deeppavlov/contrib/skills/similarity_matching_skill/similarity_matching_skill.py", line 68, in __init__
    self.model = train_model(model_config, download=True)
  File "/usr/local/lib/python3.6/site-packages/deeppavlov/__init__.py", line 31, in train_model
    train_evaluate_model_from_config(config, download=download, recursive=recursive)
  File "/usr/local/lib/python3.6/site-packages/deeppavlov/core/commands/train.py", line 92, in train_evaluate_model_from_config
    data = read_data_by_config(config)
  File "/usr/local/lib/python3.6/site-packages/deeppavlov/core/commands/train.py", line 58, in read_data_by_config
    return reader.read(data_path, **reader_config)
  File "/usr/local/lib/python3.6/site-packages/deeppavlov/dataset_readers/faq_reader.py", line 43, in read
    data = read_csv(data_url)
  File "/usr/local/lib/python3.6/site-packages/pandas/io/parsers.py", line 678, in parser_f
    return _read(filepath_or_buffer, kwds)
  File "/usr/local/lib/python3.6/site-packages/pandas/io/parsers.py", line 446, in _read
    data = parser.read(nrows)
  File "/usr/local/lib/python3.6/site-packages/pandas/io/parsers.py", line 1036, in read
    ret = self._engine.read(nrows)
  File "/usr/local/lib/python3.6/site-packages/pandas/io/parsers.py", line 1848, in read
    data = self._reader.read(nrows)
  File "pandas/_libs/parsers.pyx", line 876, in pandas._libs.parsers.TextReader.read
  File "pandas/_libs/parsers.pyx", line 891, in pandas._libs.parsers.TextReader._read_low_memory
  File "pandas/_libs/parsers.pyx", line 945, in pandas._libs.parsers.TextReader._read_rows
  File "pandas/_libs/parsers.pyx", line 932, in pandas._libs.parsers.TextReader._tokenize_rows
  File "pandas/_libs/parsers.pyx", line 2112, in pandas._libs.parsers.raise_parser_error
pandas.errors.ParserError: Error tokenizing data. C error: Expected 2 fields in line 3, saw 3