Could you run tests.py as well?

@StevenK, @TheBlackCat, @alarrosa, @aplanas, @dirkmueller, @glaubitz, @mcalabkova, @mcepl, @mimi_vx, @posophe, @rjschwei, @sleep_walker, @tbechtold: review reminder

sure - but it's not part of the pypi tarball and the github repo where the license file and the tests are available does not have tags or releases... sigh see sr#907346