from bup import options, git, metadata, vfs
from bup._helpers import write_sparsely
-from bup.helpers import (chunkyreader, handle_ctrl_c, log, mkdirp,
+from bup.helpers import (add_error, chunkyreader, handle_ctrl_c, log, mkdirp,
parse_rx_excludes, progress, qprogress, saved_errors,
should_rx_exclude_path, unlink)
-import errno, os, re, struct, time, zlib
+import errno, os, re, struct, sys, time, zlib
from bup import git, ssh
from bup.helpers import (Conn, atomically_replaced_file, chunkyreader, debug1,