Another way to spell __metaclass__ ?

[Mike Dean]

On 13 Dec 2002 19:34:04 +0100 Thomas Heller <theller at python.net> wrote:
> Didn't Michael Hudson some time ago have a patch which allowed
> to write something like this?

> class IUnknown(bases) [interface]:
>    ...

> or

> def IUnknown() [a, b, c]:
>    ...

I think I remember seeing something like that a long time ago (well,
long time relative to my Python activity).  Was it for metaclasses, or
was it for some kind of interface mechanism?

-Mike