MarsSeed [1] filed a deletion request for python-lepl [2]: Deprecated since 2012, according to its description. [a] Its only AUR dependent, python-pymantic does not need this. I've notified its maintainer about it. So it is safe to delete this obsolete package. [a] https://pypi.org/project/LEPL/ [1] https://aur.archlinux.org/account/MarsSeed/ [2] https://aur.archlinux.org/pkgbase/python-lepl/