atk.ObjectFactory — the base object class for a factory used to create accessible objects for objects of a specific GType.
| class atk.ObjectFactory( | 
This class is the base object class for a factory used to create
    an accessible object for a specific GType. The method atk.Registry.set_factory_type()
    is normally called to store in the registry the factory type to be used
    to create an accessible of a particular GType.
    def create_accessible(obj)| 
 | a gobject.GObject | 
| Returns : | an atk.Objectthat implements an accessibility interface on behalf ofobj | 
Provides an atk.Object
      that implements an accessibility interface on behalf of
      obj
    def invalidate()Inform the factory that it is no longer being used to create
      accessibles. When called, the factory may need to inform the atk.Object
      objects it has created that they need to be re-instantiated.  Note:
      primarily used for runtime replacement of atk.ObjectFactory
      objects in object registries.