./init-tests-after-clone.sh

On Windows,`./init-tests-after-clone.sh` can be run in a Git Bash shell.

If you are cloning[your own fork](https://docs.github.com/en/pull-requests/collaborating-with-pull-requests/working-with-forks/about-forks), then replace the above`git clone` command with one that gives the URL of your fork. Or use this[`gh`](https://cli.github.com/) command (assuming you have`gh` and your fork is called`GitPython`):

gh repo clone GitPython

Having cloned the repo, create and activate your[virtual environment](https://docs.python.org/3/tutorial/venv.html). Then make an[editable install](https://pip.pypa.io/en/stable/topics/local-project-installs/#editable-installs):

Having cloned the repo, create and activate your[virtual environment](https://docs.python.org/3/tutorial/venv.html).

Then make an[editable install](https://pip.pypa.io/en/stable/topics/local-project-installs/#editable-installs):

pip install -e".[test]"