#8656 The `setup-py` goal does not support implicit PEP-420 implicit (namespace) packages. Issue created by jsirois The

setup-py

goal currently generates a

setup.py

that uses the

packages

kwarg to indicate source packages in the distribution: pants/src/python/pants/backend/python/tasks/setup_py.py Lines 610 to 645 in </pantsbuild/pants/commit/33a6d51db91ea1fe69c39117c8878abcb824cdfb|33a6d51> We collect packages here assuming old-style explicit

__init__.py

delineated packages: pants/src/python/pants/backend/python/tasks/setup_py.py Lines 500 to 527 in </pantsbuild/pants/commit/33a6d51db91ea1fe69c39117c8878abcb824cdfb|33a6d51> This leads to disfunctional packages, particularaly when trying to create a bdist via

bdist_wheel

- no sources are included at all. As an aside, sources not being included is papered over for sdists where it looks like they are properly added due to: pants/src/python/pants/backend/python/tasks/setup_py.py Lines 644 to 645 in </pantsbuild/pants/commit/33a6d51db91ea1fe69c39117c8878abcb824cdfb|33a6d51> pantsbuild/pants