-from sfa.util.namespace import hrn_to_pl_slicename
-from sfa.util.xrn import urn_to_hrn, get_authority
+import xml.dom.minidom
+
+from sfa.util.rspec import RSpec
+from sfa.util.xrn import urn_to_hrn, hrn_to_urn, get_authority
+from sfa.util.plxrn import hrn_to_pl_slicename
+from sfa.util.plxrn import hrn_to_pl_slicename