Alex Martelli wrote:
> My favourite way to use weakref is slightly different: I would have
> aptbase.drawables = weakref.WeakValueDictionary
typo here:
aptbase.drawables = weakref.WeakValueDictionary()
> then in each __init__
> aptbase.drawables[len(aptbase.drawables)] = self
> then in show:
> for o in aptbase.drawables.values():
> # render it
The keys you are choosing are probably not a good idea.
Problem demo:
a,b,c = Something(), Something(), Something()
b = None
d = Something() # overwrites the d entry.
I'd use:
aptbase.drawables[id(self)] = self
--
-Scott David Daniels
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