I ran a test upgrade from bionic to focal after appending "-s" to "#!/usr/bin/python3" in the focal script which is part of the dist- upgrader tarball and it worked well.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1848829 Title: distribution upgrade failed due pip install of distro-info To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-release-upgrader/+bug/1848829/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs