dont add in blank networks

diff --git a/sfa/rspecs/sfa_rspec.py b/sfa/rspecs/sfa_rspec.py
index 16fa3e8..5d8ef07 100755 (executable)
--- a/sfa/rspecs/sfa_rspec.py
+++ b/sfa/rspecs/sfa_rspec.py
@@ -329,7 +329,7 @@ class SfaRSpec(RSpec):
         networks = rspec.get_network_elements()
         for network in networks:
             current_network = network.get('name')
-            if not current_network in current_networks:
+            if current_network and current_network not in current_networks:
                 self.xml.append(network)
                 current_networks.append(current_network)