code: def find_objects(self, ObjectClass, **kwargs):
          
          filter = None
          for k, v in kwargs.items():
              cond = ObjectClass.getattr(k) == v
              filter = cond if filter is None else filter & cond
  
          return ObjectClass.scan(filter)
docs: Retrieve all objects of type ``ObjectClass``,
          matching the specified filters in ``**kwargs`` -- case sensitive.