v 0.23.1: module cfnlint.core has no attribute CfnLintExitException

Steps to reproduce:

pip install cfn-lint
cfn-lint --help

CFNLint version:

 ~  pip search cfn-lint | head -n 2
cfn-lint (0.23.1)                                        - checks cloudformation for practices and behaviour         that could potentially be improved
  INSTALLED: 0.23.1 (latest)

 ~  cfn-lint --help
Traceback (most recent call last):
  File "/usr/local/lib/python3.7/site-packages/cfnlint/__main__.py", line 28, in main
    (args, filenames, formatter) = cfnlint.core.get_args_filenames(sys.argv[1:])
AttributeError: module 'cfnlint.core' has no attribute 'get_args_filenames'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/bin/cfn-lint", line 10, in <module>
    sys.exit(main())
  File "/usr/local/lib/python3.7/site-packages/cfnlint/__main__.py", line 46, in main
    except cfnlint.core.CfnLintExitException as e:
AttributeError: module 'cfnlint.core' has no attribute 'CfnLintExitException'

Python version: Python 3.7.4

[andrew-glenn]

@domino14 I installed the wrong python package.

[andrew-glenn]

After ☕ ☕ and digging further, I had residual package artifacts floating around. Closing.