code: def test_build_model(self, model_configs):
      model = IWAE(model_configs)
      assert all(
          [
              model.input_dim == model_configs.input_dim,
              model.latent_dim == model_configs.latent_dim,
          ]
      )
  
imports: import os
  from copy import deepcopy
  import pytest
  import torch
  from pythae.customexception import BadInheritanceError
  from pythae.models import IWAE, AutoModel, IWAEConfig
  from pythae.models.base.base_utils import ModelOutput
  from pythae.pipelines import GenerationPipeline, TrainingPipeline
  from pythae.samplers import GaussianMixtureSamplerConfig, IAFSamplerConfig, MAFSamplerConfig, NormalSamplerConfig, TwoStageVAESamplerConfig
  from pythae.trainers import BaseTrainer, BaseTrainerConfig
  from tests.data.custom_architectures import Decoder_AE_Conv, Encoder_VAE_Conv, NetBadInheritance
label_desc: Use image node_id 2 for calling the Test_Model_Building obj's underlying member method code with example usage: obj.test_build_model(model_configs) without return types