From: Tony Mack <tmack@paris.CS.Princeton.EDU>
Date: Tue, 6 Mar 2012 16:36:21 +0000 (-0500)
Subject: fix bug that causes a slice with no nodes to have an in incorrect rspec
X-Git-Tag: sfa-2.1-24~22^2
X-Git-Url: http://git.onelab.eu/?a=commitdiff_plain;h=92ab25d16d77c05a1547e14f690d6769787ac9f7;p=sfa.git

fix bug that causes a slice with no nodes to have an in incorrect rspec
---

diff --git a/sfa/plc/plaggregate.py b/sfa/plc/plaggregate.py
index 55e6291e..b0c78d11 100644
--- a/sfa/plc/plaggregate.py
+++ b/sfa/plc/plaggregate.py
@@ -138,7 +138,7 @@ class PlAggregate:
     def get_nodes_and_links(self, slice=None,slivers=[], options={}):
         # if we are dealing with a slice that has no node just return 
         # and empty list    
-        if slice is not None and not slice['node_ids']:
+        if not slice or  not slice['node_ids']:
             return ([],[])
 
         filter = {}