root/pypi: links for py-file

root/pypi py-file-1.2.0.tar.gz
root/pypi py_file-1.2.0-py3-none-any.whl
root/pypi py-file-1.0.0.tar.gz
root/pypi py_file-1.0.0-py3.7.egg
root/pypi py_file-1.0.0-py3-none-any.whl