rootjdev [1] filed an orphan request for python-quamash [2]: Last activity from the maintainer seems to be late 2019, the build error is already fixed in the upstream package, but not this one. Multiple users encountered the same issues and tried to contact via comments roughly 1.5 years now.
[1] https://aur.archlinux.org/account/rootjdev/ [2] https://aur.archlinux.org/pkgbase/python-quamash/
