skip at pobox.com wrote: >>>>>>"Jim" == Jim Fulton <jim at zope.com> writes: >>> Jim> The decision about wither to implement foo as a key in the instance > Jim> dictionary *is* an implementation detail that can be hidden by a > Jim> property. >> If it's not in the instance dictionary, where is it? It could be in a slot. It could be in the instance dictionary under another name. It could be in a subobject. It could be computed from other variables... (in a box, with a fox.... :) Jim -- Jim Fulton mailto:jim at zope.com Python Powered! CTO (540) 361-1714 http://www.python.org Zope Corporation http://www.zope.com http://www.zope.org