[Python-Dev] Weak references

[Fred L. Drake, Jr.]

Guido van Rossum writes:
 > Yes, definitely.  Weak dicts are sometimes needed for situations where
 > a regular dict would keep objects alive forever.  E.g. we were made
 > aware of a "leak" in JPython that could only be fixed with weak dicts:
 > the Swing wrapper code has a global dict mapping widgets to callback

  That's a perfect example.  I've started working on some text
describing the motivation; hopefully I'll have that fleshed out and
checked in later this week.


  -Fred

-- 
Fred L. Drake, Jr.  <fdrake at acm.org>
PythonLabs at Digital Creations