root/pypi: links for optional-imports

root/pypi optional_imports-1.0.4.tar.gz
root/pypi optional_imports-1.0.4-py3-none-any.whl
root/pypi optional_imports-1.0.3.tar.gz
root/pypi optional_imports-1.0.3-py3-none-any.whl
root/pypi optional_imports-1.0.2.tar.gz
root/pypi optional_imports-1.0.2-py3-none-any.whl
root/pypi optional_imports-1.0.1.tar.gz
root/pypi optional_imports-1.0.1-py3-none-any.whl