use sets in hostgroup

git-svn-id: https://svn.stsci.edu/svn/ssb/etal/steuermann/trunk@738 d34015c8-bcbb-4646-8ac8-8ba5febf221d

1 files changed, 3 insertions, 3 deletions

diff --git a/steuermann/nodes.py b/steuermann/nodes.py
index 23f5d0b..c7d4262 100644
--- a/steuermann/nodes.py
+++ b/steuermann/nodes.py
@@ -401,12 +401,12 @@ def add_hostgroup( name, host ) :
     if host.startswith('@') :
         new = get_hostgroup(host) 
     else :
-        new = set( [ host ] )
+        new = [ host ]
 
-    hostgroups[name] |= new
+    hostgroups[name] |= set( new )
 
 def get_hostgroup( name ) :
-    return hostgroups[name]
+    return list( hostgroups[name] )
 
 #####