MarsSeed [1] filed a deletion request for python-pyuavcan-0-1 [2]: Unneeded legacy version package from 2020. Nothing depends on it. AUR has another packages for the latest version of this module.
[1] https://aur.archlinux.org/account/MarsSeed/ [2] https://aur.archlinux.org/pkgbase/python-pyuavcan-0-1/
