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Mon Mar 31 20:53:17 CEST 2014 · https://mail.python.org/pipermail/python-dev/2014-March/133730.html

On Wed, Mar 19, 2014 at 12:46 PM, Antoine Pitrou <solipsis at pitrou.net> wrote:
> In http://bugs.python.org/issue19359#msg213530 I proposed to introduce a "proxy
> protocol" (__proxy__ / tp_proxy) that would be used as a fallback by
> _PyObject_LookupSpecial to fetch the lookup target, i.e.:
>
> def _PyObject_LookupSpecial(obj, name):
>     tp = type(obj)
>     try:
>         return getattr(tp, name)
>     except AttributeError:
>         return getattr(tp.tp_proxy(), name)
>
> What do you think?

Regardless of the attr lookup in the interpreter, it would be nice to
have a standardized explicit __proxied__ attribute on proxy objects
(similar to __wrapped__).

-eric

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[Python-Dev] Making proxy types easier to write and maintain