question about scope

Steve Holden steve at holdenweb.com
Sun Oct 1 13:10:16 EDT 2006


John Salerno wrote:
> James Stroud wrote:
> 
> 
>>This is because that list is an attribute of the class. Instances have a 
>>reference of this class attribute, but it can be replaced by an 
>>attribute of the instance with self (self is a reference to the instance 
>>and not the class. This example might help:
> 
> 
> Ah, I see! So within my create_menubar() method, would it better to 
> refer to menu_items as DataAccessFrame.menu_items? Or does it not matter 
> in this case, since I'm not reassigning it per instance?

I'd prefer to use a self-relative reference, though either works in your 
example. That way the code will work for subclasses with different menus 
too. Perhaps not relevant in your case, but a general point.

regards
  Steve
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