def test_insert():
l = Slist()
l.append("Bob")
l.append("Amy")
assert l.head.key == "Bob"
head_next = l.head.next
assert head_next.key == "Amy"
def load(users_file, items_file):
wanted_items = Slist()
for item_id in open(items_file):
wanted_items.append(item_id.rstrip())
log.info('loaded %d items' % len(wanted_items))
users = []
for user_id in open(users_file):
users.append(user_id.rstrip().split(' '))
log.info('loaded %d users' % len(users))
return (wanted_items, users)
