Re: [Pyobjc-dev] Exceptions on calling super

[Aahz <aa...@py...>]

On Thu, Sep 17, 2009, Dirk Stoop wrote:
> 
> We recently moved our app from PyObjC 1.4 to 2.2 and now get a lot of  
> exceptions like this:
> 
> TypeError??: super(type, obj): obj must be an instance or subtype of  
> type
> 
> These happen in any Python subclass of a Cocoa superclass, but only  
> occasionally.  I'm not completely clear how to reproduce the issue,  
> but it only happens when we override an initializer and have a call to:
> 
> super(classNameOfOurSubClass, self).init() # or any other initializer.
> 
> Does anyone have a clue what might be going on?

That message pretty clearly means that a classic class is getting
injected somehow.  Consider this::

    class C:
        def foo(self):
            super(C, self)

    C().foo()

Which version of Python?
-- 
Aahz (aa...@py...)           <*>         http://www.pythoncraft.com/

"I won't accept a model of the universe in which free will, omniscient
gods, and atheism are simultaneously true."  --M