[Python-Dev] PyInstance_Check() and new-style classes

[Scott David Daniels]

Eric Wilhelm <ewilhelm at sbcglobal.net> wrote:
 > I think we can accept the simple work-around of
 > defining an empty python subclass (e.g. 'pass')
 > (see my reply to Phillip's post.)

It is impossible to subclass some classes -- those without
Py_TPFLAGS_BASETYPE set.

-- 
-Scott David Daniels
Scott.Daniels at Acm.Org