According to the changelog (https://github.com/greatscottgadgets/ubertooth/releases) python3 supported has been added in this version. Could you please test and revise the ebuild? Thank you.
Only USE=specan requires python, which is about to be removed.
The bug has been referenced in the following commit(s): https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=89cd5c260da910b885f9c760b4e7d8b99ab1553d commit 89cd5c260da910b885f9c760b4e7d8b99ab1553d Author: Andreas Sturmlechner <asturm@gentoo.org> AuthorDate: 2018-06-26 21:12:15 +0000 Commit: Andreas Sturmlechner <asturm@gentoo.org> CommitDate: 2018-06-27 19:00:21 +0000 net-wireless/ubertooth: Drop USE=specan, depends on Qt4 Bug: https://bugs.gentoo.org/569948 Bug: https://bugs.gentoo.org/649576 Package-Manager: Portage-2.3.40, Repoman-2.3.9 .../ubertooth/ubertooth-2017.03.2-r1.ebuild | 70 ++++++++++++++++++++++ net-wireless/ubertooth/ubertooth-9999.ebuild | 42 ++----------- 2 files changed, 75 insertions(+), 37 deletions(-)
Last version to require py2 dropped in commit 38be64e6.