from samba.join import join_RODC, join_DC, join_subdomain
from samba.auth import system_session
from samba.samdb import SamDB, get_default_backend_store
-from samba.ndr import ndr_unpack, ndr_pack, ndr_print
+from samba.ndr import ndr_pack, ndr_print
from samba.dcerpc import drsuapi
from samba.dcerpc import drsblobs
from samba.dcerpc import lsa
from samba.samba3 import Samba3
from samba.samba3 import param as s3param
from samba.upgrade import upgrade_from_samba3
-from samba.drs_utils import (
- sendDsReplicaSync, drsuapi_connect, drsException,
- sendRemoveDsServer)
+from samba.drs_utils import drsuapi_connect
from samba import remove_dc, arcfour_encrypt, string_to_byte_array
from samba.dsdb import (