evgenymarkov@hellroot python-prometheus % python -m tox -e flake8
flake8 recreate: /Users/evgenymarkov/Personal/python-prometheus/.tox/flake8
flake8 installdeps: flake8==3.7.8, flake8-docstrings==1.5.0, flake8-import-order==0.18.1
flake8 installed: entrypoints==0.3,flake8==3.7.8,flake8-docstrings==1.5.0,flake8-import-order==0.18.1,mccabe==0.6.1,pycodestyle==2.5.0,pydocstyle==6.1.1,pyflakes==2.1.1,snowballstemmer==2.2.0
flake8 run-test-pre: PYTHONHASHSEED='1913327212'
flake8 run-test: commands[0] | flake8 prometheus_client/ tests/ setup.py
multiprocessing.pool.RemoteTraceback: 
"""
Traceback (most recent call last):
File "/Users/evgenymarkov/.pyenv/versions/3.10.6/lib/python3.10/multiprocessing/pool.py", line 125, in worker
  result = (True, func(*args, **kwds))
File "/Users/evgenymarkov/.pyenv/versions/3.10.6/lib/python3.10/multiprocessing/pool.py", line 48, in mapstar
  return list(map(*args))
File "/Users/evgenymarkov/Personal/python-prometheus/.tox/flake8/lib/python3.10/site-packages/flake8/checker.py", line 666, in _run_checks
  return checker.run_checks()
File "/Users/evgenymarkov/Personal/python-prometheus/.tox/flake8/lib/python3.10/site-packages/flake8/checker.py", line 598, in run_checks
  self.run_ast_checks()
File "/Users/evgenymarkov/Personal/python-prometheus/.tox/flake8/lib/python3.10/site-packages/flake8/checker.py", line 502, in run_ast_checks
  for (line_number, offset, text, check) in runner:
File "/Users/evgenymarkov/Personal/python-prometheus/.tox/flake8/lib/python3.10/site-packages/flake8_import_order/flake8_linter.py", line 91, in run
  for error in self.check_order():
File "/Users/evgenymarkov/Personal/python-prometheus/.tox/flake8/lib/python3.10/site-packages/flake8_import_order/checker.py", line 55, in check_order
  style_entry_point = self.options['import_order_style']
TypeError: 'NoneType' object is not subscriptable
"""

The above exception was the direct cause of the following exception:

Traceback (most recent call last):
File "/Users/evgenymarkov/Personal/python-prometheus/.tox/flake8/bin/flake8", line 8, in <module>
  sys.exit(main())
File "/Users/evgenymarkov/Personal/python-prometheus/.tox/flake8/lib/python3.10/site-packages/flake8/main/cli.py", line 18, in main
  app.run(argv)
File "/Users/evgenymarkov/Personal/python-prometheus/.tox/flake8/lib/python3.10/site-packages/flake8/main/application.py", line 393, in run
  self._run(argv)
File "/Users/evgenymarkov/Personal/python-prometheus/.tox/flake8/lib/python3.10/site-packages/flake8/main/application.py", line 381, in _run
  self.run_checks()
File "/Users/evgenymarkov/Personal/python-prometheus/.tox/flake8/lib/python3.10/site-packages/flake8/main/application.py", line 300, in run_checks
  self.file_checker_manager.run()
File "/Users/evgenymarkov/Personal/python-prometheus/.tox/flake8/lib/python3.10/site-packages/flake8/checker.py", line 329, in run
  self.run_parallel()
File "/Users/evgenymarkov/Personal/python-prometheus/.tox/flake8/lib/python3.10/site-packages/flake8/checker.py", line 293, in run_parallel
  for ret in pool_map:
File "/Users/evgenymarkov/.pyenv/versions/3.10.6/lib/python3.10/multiprocessing/pool.py", line 451, in <genexpr>
  return (item for chunk in result for item in chunk)
File "/Users/evgenymarkov/.pyenv/versions/3.10.6/lib/python3.10/multiprocessing/pool.py", line 873, in next
  raise value
TypeError: 'NoneType' object is not subscriptable
ERROR: InvocationError for command /Users/evgenymarkov/Personal/python-prometheus/.tox/flake8/bin/flake8 prometheus_client/ tests/ setup.py (exited with code 1)
____________________________________________________________ summary _____________________________________________________________
ERROR:   flake8: commands failed