code: def demo_data(self, request):
      return request.param
  
imports: import os
  from copy import deepcopy
  import pytest
  import torch
  from pythae.customexception import BadInheritanceError
  from pythae.models import AE, AEConfig, AutoModel
  from pythae.models.base.base_utils import ModelOutput
  from pythae.pipelines import GenerationPipeline, TrainingPipeline
  from pythae.samplers import GaussianMixtureSamplerConfig, IAFSamplerConfig, MAFSamplerConfig, NormalSamplerConfig
  from pythae.trainers import BaseTrainer, BaseTrainerConfig
  from tests.data.custom_architectures import Decoder_AE_Conv, Encoder_AE_Conv, NetBadInheritance
label_desc: Use image node_id 1 for calling the Test_Model_reconstruct obj's underlying member method code with example usage: obj.demo_data(request) and returns: request