[Python-Dev] Capabilities

Guido van Rossum guido@python.org
Sun, 09 Mar 2003 19:10:51 -0500

> Maybe every Python object should have a flag which
> can be set to prevent introspection -- like the current
> restricted execution mechanism, but on a per-object
> basis. Then any object could be used as a capability.

I think the capability folks would object to calling it a capability
though. :-)

Two questions:

- Where to store the flag?  It probably would cost 4 bytes per object.

- Which attributes are considered introspective?

--Guido van Rossum (home page: http://www.python.org/~guido/)