code: def test_fit_without_trusted_region(self):
      gcr = GaussianCNNBaseline(
          env_spec=test_env_spec,
          filters=((3, (3, 3)), (6, (3, 3))),
          strides=(1, 1),
          padding="SAME",
          hidden_sizes=(32,),
          adaptive_std=False,
          use_trust_region=False,
      )
      train_data, test_data = get_train_test_data()
      train_paths, _, _ = train_data
  
      for _ in range(20):
          gcr.fit(train_paths)
  
      test_paths, expected = test_data
  
      prediction = gcr.predict(test_paths)
      average_error = 0.0
      for i, exp in enumerate(expected):
          average_error += np.abs(exp - prediction[i])
      average_error /= len(expected)
      assert average_error <= 0.1
  
imports: import pickle
  from unittest import mock
  import akro
  import numpy
  import pytest
  import tensorflow
  from garage import EnvSpec
  from garage.envs import GymEnv
  from garage.tf.baselines import GaussianCNNBaseline
  from garage.tf.optimizers import LBFGSOptimizer
  from tests.fixtures import TfGraphTestCase
  from tests.fixtures.envs.dummy import DummyDiscretePixelEnv
label_desc: Use image node_id 6 for calling the TestGaussianCNNBaseline obj's underlying member method code with example usage: obj.test_fit_without_trusted_region() without return types