code: def test_simple_model_list_gp_regression_cuda(self):
      if torch.cuda.is_available():
          with least_used_cuda_device():
              self.test_simple_model_list_gp_regression(cuda=True)
  
file_path: gpytorch/test/examples/test_model_list_gp_regression.py
imports: import math
  import unittest
  import torch
  import gpytorch
  from gpytorch.distributions import MultivariateNormal
  from gpytorch.kernels import RBFKernel, ScaleKernel
  from gpytorch.likelihoods import GaussianLikelihood, LikelihoodList
  from gpytorch.means import ConstantMean
  from gpytorch.mlls import SumMarginalLogLikelihood
  from gpytorch.models import IndependentModelList
  from gpytorch.priors import SmoothedBoxPrior
  from gpytorch.test.utils import least_used_cuda_device
label_desc: Use image node_id 2 for calling the TestModelListGPRegression obj's underlying member method code with example usage: obj.test_simple_model_list_gp_regression_cuda() without return types