from sfa.trust.hierarchy import Hierarchy
from sfa.trust.gid import GID
from sfa.util.config import Config
-from sfa.plc.api import PlcSfaApi
+from sfa.plc.plcsfaapi import PlcSfaApi
from sfa.server.registry import Registries
from sfa.server.aggregate import Aggregates
from sfa.util.xrn import get_authority, hrn_to_urn