This fixes non-timed progress bars:
https://github.com/WoLpH/python-progressbar/issues/185
Widen PYTHON_COMPAT based on upstream tox.ini suggesting Python 3.7 is
in fact supported. Previous 3.5 cap was based on the PyPi homepage for
the package.
Suggested-by: Pacho Ramos <pacho@gentoo.org>
Bug: https://bugs.gentoo.org/678422
Signed-Off-By: Tony Vroon <chainsaw@gentoo.org>
Package-Manager: Portage-2.3.62, Repoman-2.3.11
