[Tutor] weakref module (was: fibonacci [caching]

[Terry Carroll]

On Fri, 14 Feb 2003, Danny Yoo wrote:

> import weakref

What does this do, in this program?  I've read the docs on weakref and, 
while I admit I don't completely get it, I don't see what it does in this 
fibonacci code.  The program (seems to) work without it, too.


-- 
Terry Carroll        |  "To have this rare opportunity
Santa Clara, CA      |    is a rare opportunity."
carroll@tjc.com      |    - Houston Rockets' Yao Ming, on being named
Modell delendus est  |    starting center for the 2003 NBA All-Star Game