Chris Withers <[EMAIL PROTECTED]> asked:
 
> Does anyone know what happened to it and how far its implementation got?

The preliminary implementaion, DefaultObservabale, landed as a mix-in
class
in Zope 2.2:

  $ZOPE_HOME/lib/python/OFS/DefaultObservable.py

Mix it in to one of your Python base classes (be sure to get it's
'__init__()'
called!) and fire away.

I am currenly working on the more ambitious notion of adding an event
channel,
which addresses some of the "MxN" problems which plague the classic
Observer.
See the Zope-PTK archives for August for the latest on that.

Tres.
-- 
===============================================================
Tres Seaver                                [EMAIL PROTECTED]
Digital Creations     "Zope Dealers"       http://www.zope.org

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