In January 2020, Claudio Jolowicz published an extremely influential post on Hypermodern Python. It was extremely influential on me, anyway, because it introduced me to a number of tools that I now consider essential to creating solid, high-quality and low-maintenance Python packages. As part of the article, a cookiecutter template was released to help people create new packages with all of these exciting features.1 1 Cookiecutter templates allow people to fill in a few details in the comman...