code: def test_convert_numpy_to_python_primitives(self):
      # test utility for converting numpy types to python primitives
      test_cases = [
          [1, 2, 3],
          [1.0, 2.0, 3.0],
          ["abc", "def", "ghi"],
          [True, False, True],
      ]
      for test_case in test_cases:
          _assert_array_equal(
              self.assertEqual,
              convert_numpy_to_python_primitives(np.array(test_case)),
              test_case,
          )
  
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 1 for calling the TestConvertNumpyToPythonPrimitives obj's underlying member method code with example usage: obj.test_convert_numpy_to_python_primitives() without return types