[Python-Dev] Data descriptor doc/implementation inconsistency
Benjamin Peterson
benjamin at python.org
Mon Jan 11 02:00:32 CET 2010
2010/1/10 Amaury Forgeot d'Arc <amauryfa at gmail.com>:
> Quoting the documentation:
> """Normally, data descriptors define both __get__() and __set__(),
> while non-data descriptors have just the __get__() method.
> """
> Your example is neither a data descriptor nor a non-data descriptor...
See the footnote: http://docs.python.org/reference/datamodel#id7
>
> The thing that worries me a bit is the "x.attr" returning the Descr
> object. Descriptors should remain at the class level, and instance
> should only see values. I'd prefer an AttributeError in this case.
Far too late for that, I'm afraid.
--
Regards,
Benjamin
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