i = 1
for pg_node_element in pg_nodes_elements:
node_element = sfa_rspec.add_element('node', {'id': 'n'+str(i)}, parent=network_element)
i = 1
for pg_node_element in pg_nodes_elements:
node_element = sfa_rspec.add_element('node', {'id': 'n'+str(i)}, parent=network_element)