code: def test_add_dp_noise_check_correct_adding_mechanism_created(
      self, noise_kind, mock_create_additive_mechanism
  ):
      # Arrange
      data = [(0, 0)]
      accountant = pipeline_dp.NaiveBudgetAccountant(
          total_epsilon=0.5, total_delta=1e-8
      )
      engine = pipeline_dp.DPEngine(
          accountant, pipeline_dp.LocalBackend()
      )
      params = pipeline_dp.aggregate_params.AddDPNoiseParams(
          noise_kind=noise_kind, l0_sensitivity=3, linf_sensitivity=10
      )
  
      # Act
      output = engine.add_dp_noise(data, params)
      accountant.compute_budgets()
      output = list(output)
  
      # Assert
      self.assertLen(output, 1)
      expected_delta = (
          0 if noise_kind == pipeline_dp.NoiseKind.LAPLACE else 1e-8
      )
      mock_create_additive_mechanism.assert_called_once_with(
          budget_accounting.MechanismSpec(
              noise_kind.convert_to_mechanism_type(),
              _eps=0.5,
              _delta=expected_delta,
          ),
          dp_computations.Sensitivities(3, 10),
      )
  
imports: import sys
  import unittest
  from typing import List, Optional, Tuple
  from unittest.mock import patch
  import numpy
  import apache_beam
  import apache_beam.testing.test_pipeline
  import apache_beam.testing.util
  import pydp.algorithms.partition_selection
  from absl.testing import absltest
  from absl.testing import parameterized
  import pipeline_dp
  from pipeline_dp import aggregate_params
  from pipeline_dp import budget_accounting
  from pipeline_dp import dp_computations
  from pipeline_dp.budget_accounting import NaiveBudgetAccountant
  from pipeline_dp.pipeline_backend import PipelineBackend
  from pipeline_dp.pipeline_functions import collect_to_container
  from pipeline_dp.report_generator import ReportGenerator
label_desc: Use image node_id 43 for calling the DpEngineTest obj's underlying member method code with example usage: obj.test_add_dp_noise_check_correct_adding_mechanism_created(noise_kind, mock_create_additive_mechanism) without return types