code: def test_forward_eval(self):
      models = [self.create_model() for _ in range(2)]
      model = IndependentModelList(*models)
      model.eval()
      with self.assertRaises(ValueError):
          model(torch.rand(3))
      model(torch.rand(3), torch.rand(3))
  
file_path: gpytorch/test/models/test_model_list.py
imports: import unittest
  import torch
  from gpytorch.likelihoods import FixedNoiseGaussianLikelihood
  from gpytorch.models import IndependentModelList
  from .test_exact_gp import TestExactGP
label_desc: Use image node_id 2 for calling the TestModelListGP obj's underlying member method code with example usage: obj.test_forward_eval() without return types