The ebuild inherits distutils-r1 in PEP517 mode but actually doesn't use it. Instead, it calls python_foreach_impl directly with a function that has nothing to do with PEP517 backends.
The bug has been closed via the following commit(s): https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=b99aa542a0af99f3e6ae67b542ffaab7a9ba5c8e commit b99aa542a0af99f3e6ae67b542ffaab7a9ba5c8e Author: Huang Rui <vowstar@gmail.com> AuthorDate: 2022-06-09 09:41:54 +0000 Commit: David Seifert <soap@gentoo.org> CommitDate: 2022-06-09 09:41:54 +0000 app-editors/qhexedit2: fix invalid use of distutils-r1 Closes: https://github.com/gentoo/gentoo/pull/25808 Closes: https://bugs.gentoo.org/850448 Signed-off-by: Huang Rui <vowstar@gmail.com> Signed-off-by: David Seifert <soap@gentoo.org> app-editors/qhexedit2/qhexedit2-0.8.6_p20190316-r2.ebuild | 4 +--- app-editors/qhexedit2/qhexedit2-0.8.9_p20210525-r2.ebuild | 4 +--- 2 files changed, 2 insertions(+), 6 deletions(-)