code: def _build_wrapper(self, hp, inputs, *args, **kwargs):
      # Accept only KerasTensor.
      # Return a KerasTensor.
      # Register ConcretePostprocessor.
      # How to register it to the right input node?
      # Use the output_node (inputs in the args) as the id to push stack in
      # graph state.
      return super()._build_wrapper(hp, inputs, *args, **kwargs)
  
imports: from autokeras.prototype import base_block
label_desc: Use image node_id 1 for calling the Postprocessor obj's underlying member method code with example usage: obj._build_wrapper(hp, inputs) and returns: super