[issue14631] Instance methods and WeakRefs don't mix.

[Antoine Pitrou]

Antoine Pitrou added the comment:

> What does inheriting from 'ref' buy you?

Hmm, I'm not sure. I thought I'd mimick KeyedRef's inheritance design, plus isinstance(..., weakref.ref) works, and composition would make the object slightly bigger. Other than that, probably nothing.

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Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue14631>
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