def list_rank_generate_cache():
list_ranks = simple_cache.get('list-ranks')
if list_ranks is None:
pm = PersistenceManager(myapp.db_connector)
list_ranks = pm.get_list_ranks()
simple_cache.set( 'list-ranks', list_ranks, timeout=60*60)
return render_template("listrank_impl.html", ranks=list_ranks)
