Metaclasses broke in 2.2?

Guido van Rossum guido at
Tue Aug 14 05:41:31 CEST 2001

Drew Csillag <drew_csillag at> writes:

> I don't know if this was intended, but it appears that the metaclass
> instantiation doesn't work with Python 2.2a1.  Are the old metaclass
> things no longer supported in 2.2 or is it just temporarily broken?

Can you be more specific?  What old metaclass are you referring to?
It's probably broken because I changed the Don Beaudry hook invocation
to favor the new metaclass mechanism that is central to the new types
in 2.2.

--Guido van Rossum (home page:

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