code: def test_0_prob(self, im_shape, input_type):
      im = self.get_data(im_shape, input_type)
      alpha = [0.5, 1.0]
      t = RandGibbsNoise(0.0, alpha)
      out = t(im)
      assert_allclose(out, im, rtol=1e-7, atol=0, type_test="tensor")
  
file_path: MONAI/tests/test_rand_gibbs_noise.py
imports: from __future__ import annotations
  import unittest
  from copy import deepcopy
  import numpy
  from parameterized import parameterized
  from monai.data.synthetic import create_test_image_2d, create_test_image_3d
  from monai.transforms import RandGibbsNoise
  from monai.utils.misc import set_determinism
  from monai.utils.module import optional_import
  from tests.utils import TEST_NDARRAYS, assert_allclose
label_desc: Use image node_id 4 for calling the TestRandGibbsNoise obj's underlying member method code with example usage: obj.test_0_prob(im_shape, input_type) without return types