code: def test_does_not_modify_action(self):
      env = PointEnv()
      a = env.action_space.sample()
      a_copy = a.copy()
      env.reset()
      env.step(a)
      assert a.all() == a_copy.all()
      env.close()
  
file_path: garage/tests/garage/envs/test_point_env.py
imports: import pickle
  import numpy
  import pytest
  from garage.envs.point_env import PointEnv
label_desc: Use image node_id 2 for calling the TestPointEnv obj's underlying member method code with example usage: obj.test_does_not_modify_action() without return types