code: def test_slice_by_custom_indices(self):
      custom_train_indices = np.array([2, 2, 100, 4])
      custom_test_indices = np.array([100, 2, 2, 2])
      custom_slice = SingleSliceSpec(
          SlicingFeature.CUSTOM,
          (custom_train_indices, custom_test_indices, 2, "slice_name"),
      )
      output = get_slice(self.input_data, custom_slice)
      # Check logits.
      with self.subTest(msg="Check logits"):
          np.testing.assert_array_equal(
              output.logits_train, np.array([[0, 1, 0], [2, 0, 3]])
          )
          np.testing.assert_array_equal(
              output.logits_test,
              np.array([[12, 13, 0], [14, 15, 0], [0, 16, 17]]),
          )
  
      # Check labels.
      with self.subTest(msg="Check labels"):
          np.testing.assert_array_equal(
              output.labels_train, np.array([[0, 1, 1], [1, 0, 1]])
          )
          np.testing.assert_array_equal(
              output.labels_test,
              np.array([[0, 1, 0], [0, 1, 0], [0, 0, 1]]),
          )
  
imports: import logging
  from absl.testing import absltest
  from absl.testing import parameterized
  from absl.testing.absltest import mock
  import numpy
  from tensorflow_privacy.privacy.privacy_tests.membership_inference_attack.data_structures import AttackInputData
  from tensorflow_privacy.privacy.privacy_tests.membership_inference_attack.data_structures import SingleSliceSpec
  from tensorflow_privacy.privacy.privacy_tests.membership_inference_attack.data_structures import SlicingFeature
  from tensorflow_privacy.privacy.privacy_tests.membership_inference_attack.data_structures import SlicingSpec
  from tensorflow_privacy.privacy.privacy_tests.membership_inference_attack.dataset_slicing import get_single_slice_specs
  from tensorflow_privacy.privacy.privacy_tests.membership_inference_attack.dataset_slicing import get_slice
label_desc: Use image node_id 7 for calling the GetSliceTestForMultilabelData obj's underlying member method code with example usage: obj.test_slice_by_custom_indices() without return types