I solved my problem; b2 was failing to import because of a missing "backports.functools_lru_cache"
I installed it with ~$ sudo -H pip install backports.functools_lru_cache -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1743247 Title: B2 Python APIs are missing To manage notifications about this bug go to: https://bugs.launchpad.net/duplicity/+bug/1743247/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs