Guido van Rossum added the comment: Before I spend more time reviewing your patch, can you please explain what you mean by "sphinx fails to find these"? Is there a particular dead link on docs.python.org or a specific query you typed in the search box that failed to find the definition of typing.Tuple? ---------- _______________________________________ Python tracker <report@bugs.python.org> <http://bugs.python.org/issue31024> _______________________________________