Package: dh-python Version: 4.20200315 Severity: normal There are movements around upstream packages to stop using setup.py. https://stackoverflow.com/questions/58753970/how-to-build-a-source-distribution-without-using-setup-py-file PEP517 seems to be the culprit behind this movement, https://pypi.org/project/pep517/ If this is going to become the Way Of The Future, then pybuild is going to want to support it. Drew