code: def scheduler_config(self, request):
      return request.param
  
imports: import os
  from copy import deepcopy
  import pytest
  import torch
  from pythae.models import VAEGAN, VAEGANConfig
  from pythae.trainers import CoupledOptimizerAdversarialTrainer, CoupledOptimizerAdversarialTrainerConfig
  from tests.data.custom_architectures import *
label_desc: Use image node_id 8 for calling the Test_Main_Training obj's underlying member method code with example usage: obj.scheduler_config(request) and returns: request