docstr: the get_equivalent_dtype currently doesn't change the build-in type
code: def test_native_type(self):
      """the get_equivalent_dtype currently doesn't change the build-in type"""
      n_type = [float, int, bool]
      for n in n_type:
          for im_dtype in DTYPES:
              out_dtype = get_equivalent_dtype(n, type(im_dtype))
              self.assertEqual(out_dtype, n)
  
file_path: MONAI/tests/test_get_equivalent_dtype.py
imports: from __future__ import annotations
  import unittest
  import numpy
  import torch
  from parameterized import parameterized
  from monai.utils.type_conversion import get_equivalent_dtype, get_numpy_dtype_from_string, get_torch_dtype_from_string
  from tests.utils import TEST_NDARRAYS
label_desc: Use image node_id 2 for calling the TestGetEquivalentDtype obj's underlying member method code with example usage: obj.test_native_type() without return types