code: def test_stack_frames_for_reset(self):
      frame_stack = self.env.reset()
      for _ in range(self.n_frames - 1):
          frame_stack = np.dstack((frame_stack, self.env.reset()))
  
      np.testing.assert_array_equal(self.env_s.reset(), frame_stack)
  
file_path: garage/tests/garage/envs/wrappers/test_stack_frames_env.py
imports: import gym.spaces
  import numpy
  import pytest
  from garage.envs.wrappers import StackFrames
  from tests.fixtures.envs.dummy import DummyDiscrete2DEnv
label_desc: Use image node_id 6 for calling the TestStackFrames obj's underlying member method code with example usage: obj.test_stack_frames_for_reset() without return types