root/pypi: links for exc-etr

root/pypi exc_etr-0.0.1.tar.gz
root/pypi exc_etr-0.0.1-py3-none-any.whl
root/pypi exc_etr-0.0.0.tar.gz
root/pypi exc_etr-0.0.0-py3-none-any.whl