-from sfa.util.faults import *
+import datetime
+
+from sfa.util.faults import InsufficientRights
from sfa.util.xrn import urn_to_hrn
from sfa.util.method import Method
from sfa.util.parameter import Parameter
from sfa.trust.credential import Credential
from sfa.util.sfatime import utcparse
-import datetime
class RenewSliver(Method):
"""