Apply black reformatting to Python files only in regions changed since a given commit. For a practical usage example, see the blog post at https://dev.to/akaihola/improving-python-code-incrementally-3f7a
@gergelypolonkai & @DeinAlptraum, here's finally the last step to fix the dubious ownership issue in Darker. Feel free to review. I also invited you as collaborators for the project on GitHub.
Fixes #524
darkgraylib==2.0.1
in Darkerdarkgraylib==2.0.1