配布物のアップロード
twineでPyPIにアップロード
twine check
Checks whether your distribution’s long description will render correctly on PyPI.
(twine register)
Pre-register a name with a repository before uploading a distribution.
Pre-registration is not supported on PyPI
twine upload
Uploads one or more distributions to a repository.
ドキュメントにあるのはこの3つのコマンドだけ(シンプル!)