If we would rather restore pexpect as the default ssh backend instead of paramiko, this should do it.
Tim. Index: Makefile =================================================================== RCS file: /cvs/ports/sysutils/duplicity/Makefile,v retrieving revision 1.35 diff -u -p -r1.35 Makefile --- Makefile 17 Jan 2016 05:30:31 -0000 1.35 +++ Makefile 8 Feb 2016 23:37:51 -0000 @@ -7,6 +7,7 @@ COMMENT = encrypted backup using rsync a MODPY_EGG_VERSION = 0.7.06 DISTNAME = duplicity-${MODPY_EGG_VERSION} +REVISION = 0 CATEGORIES = sysutils Index: patches/patch-duplicity_backends_ssh_paramiko_backend_py =================================================================== RCS file: patches/patch-duplicity_backends_ssh_paramiko_backend_py diff -N patches/patch-duplicity_backends_ssh_paramiko_backend_py --- /dev/null 1 Jan 1970 00:00:00 -0000 +++ patches/patch-duplicity_backends_ssh_paramiko_backend_py 8 Feb 2016 23:37:51 -0000 @@ -0,0 +1,13 @@ +$OpenBSD$ +--- duplicity/backends/ssh_paramiko_backend.py.orig Mon Feb 8 18:16:06 2016 ++++ duplicity/backends/ssh_paramiko_backend.py Mon Feb 8 18:17:19 2016 +@@ -375,8 +375,6 @@ Are you sure you want to continue connecting (yes/no)? + + return sshconfig.lookup(host) + +-duplicity.backend.register_backend("sftp", SSHParamikoBackend) +-duplicity.backend.register_backend("scp", SSHParamikoBackend) + duplicity.backend.register_backend("paramiko+sftp", SSHParamikoBackend) + duplicity.backend.register_backend("paramiko+scp", SSHParamikoBackend) +-duplicity.backend.uses_netloc.extend(['sftp', 'scp', 'paramiko+sftp', 'paramiko+scp']) ++duplicity.backend.uses_netloc.extend(['paramiko+sftp', 'paramiko+scp']) Index: patches/patch-duplicity_backends_ssh_pexpect_backend_py =================================================================== RCS file: patches/patch-duplicity_backends_ssh_pexpect_backend_py diff -N patches/patch-duplicity_backends_ssh_pexpect_backend_py --- /dev/null 1 Jan 1970 00:00:00 -0000 +++ patches/patch-duplicity_backends_ssh_pexpect_backend_py 8 Feb 2016 23:37:51 -0000 @@ -0,0 +1,13 @@ +$OpenBSD$ +--- duplicity/backends/ssh_pexpect_backend.py.orig Mon Feb 8 18:22:28 2016 ++++ duplicity/backends/ssh_pexpect_backend.py Mon Feb 8 18:24:06 2016 +@@ -287,6 +287,8 @@ class SSHPExpectBackend(duplicity.backend.Backend): + commandline = ("%s %s %s" % (self.sftp_command, globals.ssh_options, self.host_string)) + self.run_sftp_command(commandline, commands) + ++duplicity.backend.register_backend("sftp", SSHPExpectBackend) ++duplicity.backend.register_backend("scp", SSHPExpectBackend) + duplicity.backend.register_backend("pexpect+sftp", SSHPExpectBackend) + duplicity.backend.register_backend("pexpect+scp", SSHPExpectBackend) +-duplicity.backend.uses_netloc.extend(['pexpect+sftp', 'pexpect+scp']) ++duplicity.backend.uses_netloc.extend(['sftp', 'scp', 'pexpect+sftp', 'pexpect+scp'])