MarsSeed [1] filed a deletion request for python-ruamel-base [2]: EOL since 2015. [a] Badly packaged. No longer needed.
[a]: https://pypi.org/project/ruamel.base [1] https://aur.archlinux.org/account/MarsSeed/ [2] https://aur.archlinux.org/pkgbase/python-ruamel-base/
