code: def model_configs(request):
      return request.param
  
imports: import os
  from copy import deepcopy
  import pytest
  import torch
  from pythae.customexception import BadInheritanceError
  from pythae.models import RHVAE, AutoModel, RHVAEConfig
  from pythae.models.rhvae.rhvae_config import RHVAEConfig
  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, Metric_MLP_Custom, NetBadInheritance
label_desc: Use image node_id 2 for calling a global function with example usage: model_configs(request) and returns: request