for lease_elem in lease_elems:
#get nodes
node_elems = lease_elem.xpath('./default:node | ./node')
for node_elem in node_elems:
lease = Lease(lease_elem.attrib, lease_elem)
lease['slice_id'] = lease_elem.attrib['slice_id']
for lease_elem in lease_elems:
#get nodes
node_elems = lease_elem.xpath('./default:node | ./node')
for node_elem in node_elems:
lease = Lease(lease_elem.attrib, lease_elem)
lease['slice_id'] = lease_elem.attrib['slice_id']