question about scope

[John Salerno]

Steve Holden wrote:

> The methods do indeed look in their enclosing class, but only for 
> self-relative references. These are sought first in the instance, then 
> in the instance's class, then in the instance's class's superclass, and 
> so on up to the ultimate superclass. In other words, all attribute 
> lookup uses the method resolution order ...

So what I did is correct? It does work, but why don't I have to define 
the list as self.menu_items as well?