* GitHub Actions: fast-fail on black formatting issues
Give fast feedback to contributors https://github.com/psf/black#github-actions
* updating DIRECTORY.md
Co-authored-by: github-actions <${GITHUB_ACTOR}@users.noreply.github.com>
* Add GitHub action file for pre-commit
* Fix errors exposed by pre-commit hook:
- Remove executable bit from files without shebang. I checked those
file and it was not needed.
- Fix with black
* Apply suggestions from code review
Co-authored-by: Christian Clauss <cclauss@me.com>
Co-authored-by: Christian Clauss <cclauss@me.com>