property collections

Alex Martelli aleaxit at
Sun May 20 10:51:55 EDT 2001

"Robin Becker" <robin at> wrote in message
news:g44pZKATy8B7Ewa2 at
> My solutions seem to involve elements which need to refer to the parent
> and thus create a loop.

Not sure I understand your general problem, but, regarding
this last item, have you tried the (new in 2.1) weak refs...?


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