[Python-Dev] reference leaks, __del__, and annotations

[Greg Ewing]

Tim Peters wrote:

> We already endure lots of pain to ensure that a weakref callback that
> gets executed (not all do) can't see anything that looks like trash.

Okay, so would it be possible for a generator that
needs finalisation to set up a weakref callback, suitably
rooted somewhere so that the callback is reachable,
that references enough stuff to clean up after the
generator, without referencing the generator itself?

-- 
Greg Ewing, Computer Science Dept, +--------------------------------------+
University of Canterbury,	   | Carpe post meridiam!          	  |
Christchurch, New Zealand	   | (I'm not a morning person.)          |
greg.ewing at canterbury.ac.nz	   +--------------------------------------+