code: def _get_estimator(
      self,
      metric: pipeline_dp.Metric,
      noise_kind: pipeline_dp.NoiseKind = pipeline_dp.NoiseKind.LAPLACE,
      base_std: float = 2.0,
  ):
      return histogram_error_estimator.create_error_estimator(
          self._get_histograms(), base_std, metric, noise_kind
      )
  
file_path: pipelinedp/tests/dataset_histograms/histogram_error_estimator_test.py
imports: from absl.testing import absltest
  from absl.testing import parameterized
  import pipeline_dp
  from pipeline_dp.dataset_histograms import histograms
  from pipeline_dp.dataset_histograms import computing_histograms
  from pipeline_dp.dataset_histograms import histogram_error_estimator
label_desc: Use image node_id 2 for calling the HistogramErrorEstimatorTest obj's underlying member method code with example usage: obj._get_estimator(metric, noise_kind, base_std) and returns: histogram_error_estimator