[C++-sig] Shared_ptr created by python wrapper doesn't know about the python reference?

[Peter Dimov]

David Abrahams wrote:

> Peter: it would be interesting if there was a way to get ahold of the
> weak_ptr management stuff in the deleter of the outer shared_ptr, so
> that when (*) is destroyed its weak_ptrs could be re-seated to work on
> (**)... am I making any sense?

I don't think that this would be possible. Weak_ptr instances cannot be 
reseated since they can't be enumerated.