code: def test_invalid_axis_raises_error(self):
      with pytest.raises(ValueError):
          StackFrames(
              DummyDiscrete2DEnv(random=False),
              n_frames=self.n_frames,
              axis=5,
          )
  
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 9 for calling the TestStackFrames obj's underlying member method code with example usage: obj.test_invalid_axis_raises_error() without return types