def set_ids(self, sequence_id):
from identity import Identity
self.sequence_id = sequence_id
don = ObjectNumber.parse(self.d_vid)
pon = PartitionNumber(don, self.sequence_id)
self.vid = str(pon)
self.id_ = str(pon.rev(None))
self.fqname = Identity._compose_fqname(self.vname,self.vid)
