[Psyco-devel] Re: [Zope-Coders] Zope nightly test results and Psyco

[Guido van Rossum]

> Please note however that Psyco is expected to perform better with Python
> 2.2, in particular with instances of classes that are built-in types and not
> legacy class instances. What kind of class are Persistent&co in Zope 3 ? If
> they are extension classes as in Zope 2, as opposed to regular types, they
> would require specific support for better performance.

They are (or at least will be) new-style classes defined in C and
subclassed in Python.

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