code: def test_original_space(self):
      space = gym.spaces.Box(low=0.0, high=1.0, shape=(10,))
      space.original_space = gym.spaces.Dict(
          {
              "obs1": gym.spaces.Box(low=0.0, high=1.0, shape=(3,)),
              "obs2": gym.spaces.Box(low=0.0, high=1.0, shape=(7,)),
          }
      )
  
      d = space_to_dict(space)
      sp = space_from_dict(d)
  
      self.assertTrue(isinstance(sp, gym.spaces.Box))
      self.assertTrue(isinstance(sp.original_space, gym.spaces.Dict))
      self.assertTrue(
          isinstance(sp.original_space["obs1"], gym.spaces.Box)
      )
      self.assertTrue(
          isinstance(sp.original_space["obs2"], gym.spaces.Box)
      )
  
imports: import unittest
  from collections import OrderedDict
  import gymnasium
  import numpy
  from ray.rllib.utils.serialization import convert_numpy_to_python_primitives, gym_space_from_dict, gym_space_to_dict, space_from_dict, space_to_dict
  from ray.rllib.utils.spaces.flexdict import FlexDict
  from ray.rllib.utils.spaces.repeated import Repeated
  from ray.rllib.utils.spaces.simplex import Simplex
label_desc: Use image node_id 12 for calling the TestGymCheckEnv obj's underlying member method code with example usage: obj.test_original_space() without return types