from common import * d = {} proxylimit = parseaddr("172.31.255.0") # niet zeuren als groter dan # dit, want proxy subnet for node in xml_to_obj_hierarchy("nodes.xml").nodes: for link in node.links: if parseaddr(link.ip) > proxylimit: continue if d.has_key(link.ip): print "oops! dubbel adres in %s en %s:" %\ (node.name, d[link.ip].name), link.ip d[link.ip] = node