from __future__ import with_statement
-from sfa.util.faults import *
-from sfa.util.namespace import *
-from sfa.util.rspec import RSpec
-from sfa.server.registry import Registries
+
+import sys
+import os
import boto
from boto.ec2.regioninfo import RegionInfo
from lxml import etree as ET
from sqlobject import *
-import sys
-import os
+from sfa.util.faults import *
+from sfa.util.namespace import urn_to_hrn
+from sfa.util.rspec import RSpec
+from sfa.server.registry import Registries
##
# The data structure used to represent a cloud.