urras [1] filed a orphan request for tox-prpl-git [2]:

The maintainer is unresponsive, and will be unable to update the PKGBUILD when we implement the new API in tox-prpl within the coming weeks.

[1] https://aur.archlinux.org/account/urras/ [2] https://aur.archlinux.org/pkgbase/tox-prpl-git/