That recommendation is outdated, and invoking `setup.py` has been deprecated over half a decade ago. Highly discouraged for a lot longer. Here's a few authoritative documents: * https://packaging.python.org/en/latest/guides/modernize-setup-py-project/ * https://packaging.python.org/en/latest/discussions/setup-py-deprecated/