Besides locking the dependency down to ~sci-libs/fcl-0.5.0 should be avoided if at all possible to fix it, sci-libs/fcl-0.5.0 is still EAPI-5. Upstream have a merge/fcl6 branch: https://github.com/BerkeleyAutomation/python-fcl/commits/merge/fcl6 AUR seem to be patching theirs with changes from https://github.com/CyrilWaechter/python-fcl/commits/master
The bug has been referenced in the following commit(s): https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=7897bd0985beb36330f57999f8ce0b51349f2cdc commit 7897bd0985beb36330f57999f8ce0b51349f2cdc Author: Andreas Sturmlechner <asturm@gentoo.org> AuthorDate: 2021-11-30 12:12:49 +0000 Commit: Andreas Sturmlechner <asturm@gentoo.org> CommitDate: 2021-11-30 13:29:54 +0000 sci-libs/fcl: Drop 0.5.0-r1 Bug: https://bugs.gentoo.org/770589 Package-Manager: Portage-3.0.28, Repoman-3.0.3 Signed-off-by: Andreas Sturmlechner <asturm@gentoo.org> sci-libs/fcl/Manifest | 1 - sci-libs/fcl/fcl-0.5.0-r1.ebuild | 40 ---------------------------------------- 2 files changed, 41 deletions(-) https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=57b0cb8fd02a1641dca68dca4d2aafc7f17430a8 commit 57b0cb8fd02a1641dca68dca4d2aafc7f17430a8 Author: Andreas Sturmlechner <asturm@gentoo.org> AuthorDate: 2021-11-30 12:11:20 +0000 Commit: Andreas Sturmlechner <asturm@gentoo.org> CommitDate: 2021-11-30 13:29:53 +0000 profiles: Mask dev-python/python-fcl for removal Bug: https://bugs.gentoo.org/770589 Signed-off-by: Andreas Sturmlechner <asturm@gentoo.org> profiles/package.mask | 7 +++++++ 1 file changed, 7 insertions(+)
Has been removed.