code: def flag_inner_classes(obj):
      
      for tup in class_members(obj):
          tup[1]._parent = obj
          tup[1]._parent_inst = None
          tup[1].__getattr__ = my_getattr
          flag_inner_classes(tup[1])
docs: Mutates any attributes on ``obj`` which are classes, with link to ``obj``.
  
      Adds a convenience accessor which instantiates ``obj`` and then calls its
      ``setup`` method.
  
      Recurses on those objects as well.