PL Leases: check slice_xrn and slice args in get_leases

diff --git a/sfa/planetlab/plaggregate.py b/sfa/planetlab/plaggregate.py
index b3ae459..a16bf67 100644 (file)
--- a/sfa/planetlab/plaggregate.py
+++ b/sfa/planetlab/plaggregate.py
@@ -259,6 +259,9 @@ class PlAggregate:
 
     def get_leases(self, slice_xrn=None, slice=None, options={}):
         
+        if slice_xrn and not slice:
+            return []
+
         now = int(time.time())
         filter={}
         filter.update({'clip':now})