for link in links:
ifname1 = Xrn(link['interface1']['component_id']).get_leaf()
ifname2 = Xrn(link['interface2']['component_id']).get_leaf()
for link in links:
ifname1 = Xrn(link['interface1']['component_id']).get_leaf()
ifname2 = Xrn(link['interface2']['component_id']).get_leaf()