Another weird nimbus.py bug on Debian 10

[mfekadu]

# python nimbus.py
initialized database session
initialized NimbusMySQLAlchemy
Traceback (most recent call last):
  File "nimbus.py", line 2, in <module>
    from nimbus_nlp.NIMBUS_NLP import NIMBUS_NLP
  File "/nimbus/nimbus_nlp/NIMBUS_NLP.py", line 9, in <module>
    from nimbus_nlp.question_classifier import QuestionClassifier
  File "/nimbus/nimbus_nlp/question_classifier.py", line 2, in <module>
    import nltk
  File "/usr/local/lib/python3.8/site-packages/nltk/__init__.py", line 143, in <module>
    from nltk.chunk import *
  File "/usr/local/lib/python3.8/site-packages/nltk/chunk/__init__.py", line 157, in <module>
    from nltk.chunk.api import ChunkParserI
  File "/usr/local/lib/python3.8/site-packages/nltk/chunk/api.py", line 13, in <module>
    from nltk.parse import ParserI
  File "/usr/local/lib/python3.8/site-packages/nltk/parse/__init__.py", line 100, in <module>
    from nltk.parse.transitionparser import TransitionParser
  File "/usr/local/lib/python3.8/site-packages/nltk/parse/transitionparser.py", line 22, in <module>
    from sklearn.datasets import load_svmlight_file
  File "/usr/local/lib/python3.8/site-packages/sklearn/__init__.py", line 64, in <module>
    from .base import clone
  File "/usr/local/lib/python3.8/site-packages/sklearn/base.py", line 13, in <module>
    from .utils.fixes import signature
  File "/usr/local/lib/python3.8/site-packages/sklearn/utils/__init__.py", line 14, in <module>
    from . import _joblib
  File "/usr/local/lib/python3.8/site-packages/sklearn/utils/_joblib.py", line 22, in <module>
    from ..externals import joblib
  File "/usr/local/lib/python3.8/site-packages/sklearn/externals/joblib/__init__.py", line 119, in <module>
    from .parallel import Parallel
  File "/usr/local/lib/python3.8/site-packages/sklearn/externals/joblib/parallel.py", line 28, in <module>
    from ._parallel_backends import (FallbackToBackend, MultiprocessingBackend,
  File "/usr/local/lib/python3.8/site-packages/sklearn/externals/joblib/_parallel_backends.py", line 22, in <module>
    from .executor import get_memmapping_executor
  File "/usr/local/lib/python3.8/site-packages/sklearn/externals/joblib/executor.py", line 14, in <module>
    from .externals.loky.reusable_executor import get_reusable_executor
  File "/usr/local/lib/python3.8/site-packages/sklearn/externals/joblib/externals/loky/__init__.py", line 12, in <module>
    from .backend.reduction import set_loky_pickler
  File "/usr/local/lib/python3.8/site-packages/sklearn/externals/joblib/externals/loky/backend/reduction.py", line 125, in <module>
    from sklearn.externals.joblib.externals import cloudpickle  # noqa: F401
  File "/usr/local/lib/python3.8/site-packages/sklearn/externals/joblib/externals/cloudpickle/__init__.py", line 3, in <module>
    from .cloudpickle import *
  File "/usr/local/lib/python3.8/site-packages/sklearn/externals/joblib/externals/cloudpickle/cloudpickle.py", line 167, in <module>
    _cell_set_template_code = _make_cell_set_template_code()
  File "/usr/local/lib/python3.8/site-packages/sklearn/externals/joblib/externals/cloudpickle/cloudpickle.py", line 148, in _make_cell_set_template_code
    return types.CodeType(
TypeError: an integer is required (got type bytes)
NimbusMySQLAlchemy closed

# cat /etc/os-release
PRETTY_NAME="Debian GNU/Linux 10 (buster)"
NAME="Debian GNU/Linux"
VERSION_ID="10"
VERSION="10 (buster)"
VERSION_CODENAME=buster
ID=debian
HOME_URL="https://www.debian.org/"
SUPPORT_URL="https://www.debian.org/support"
BUG_REPORT_URL="https://bugs.debian.org/"
# ^C

# python --version
Python 3.8.2