Traceback (most recent call last):
  File "/tmp/tox/prisma-client-py/lint/lib/python3.9/site-packages/blue/__init__.py", line 397, in <module>
    BaseConfigParser = flake8_config.ConfigParser              # flake8 v4
AttributeError: module 'flake8.options.config' has no attribute 'ConfigParser'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/tmp/tox/prisma-client-py/lint/bin/blue", line 5, in <module>
    from blue import main
  File "/tmp/tox/prisma-client-py/lint/lib/python3.9/site-packages/blue/__init__.py", line 399, in <module>
    BaseConfigParser = flake8_config.MergedConfigParser        # flake8 v3
AttributeError: module 'flake8.options.config' has no attribute 'MergedConfigParser'