Philipp von Weitershausen
philipp at weitershausen.de
Fri Oct 20 06:50:32 EDT 2006
Christian Theune wrote:
> Martijn Faassen wrote:
>> Philipp von Weitershausen wrote:
>>> Christian Theune wrote:
>>>> The most simple solution I can imagine would be to define a default
>>>> traverse() on the container that does the dict lookup.
>>> That's a good solution.
>> Hm, I think I disagree.
>> I think in general objects should have whatever traversal behavior they
>> do normally, and let traverse() be available for override. We don't want
>> to *reimplement* its normal traversal behavior with traverse.
> So our custom traverser would check whether we define traverse. If we
> do: call it. If not: defer to the "original" traverser?
> Philipp: Is there a way in the CA to express this?
I'm think so. But just so that there are no misunderstandings, can you
change doc/design/traversal.py so that it reads like what you have in mind?
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