class_docstr: Test class for TRPO.
docstr: Teardown method which is called after every test.
docstr_tok: ["Teardown","method","which","is","called","after","every","test","."]
code: def teardown_method(self):
      """Teardown method which is called after every test."""
      self.env.close()
  
file_path: garage/tests/garage/torch/algos/test_trpo.py
imports: import pytest
  import torch
  from garage.envs import GymEnv, normalize
  from garage.experiment import deterministic
  from garage.sampler import LocalSampler
  from garage.torch.algos import TRPO
  from garage.torch.policies import GaussianMLPPolicy
  from garage.torch.value_functions import GaussianMLPValueFunction
  from garage.trainer import Trainer
  from tests.fixtures import snapshot_config
label_desc: Use image node_id 2 for calling the TestTRPO obj's underlying member method code with example usage: obj.teardown_method() without return types