[Python-Dev] Bizarre new test failure

[Tim Peters]

[Guido, to MvL]
> ...
> You've convinced me.  Here's a patch that only touches typeobject.c.
> It doesn't add any fields, and it doesn't require multiple collections
> to clear out cycles involving a class and its type.  I like it!

Me too.  It's lovely.  Check it in!  It could use some comments about *why*
the clear function isn't clearing all the members.  That's unusual enough
for a clear function that it deserves some prose.