code: def _merge_metric_utility(
      utility1: metrics.MetricUtility, utility2: metrics.MetricUtility
  ) -> None:
      """Merges cross-partition metric utilities.
  
      Warning: it modifies 'utility1' argument.
      """
      _add_dataclasses_by_fields(
          utility1, utility2, ["metric", "noise_std", "noise_kind"]
      )
  
imports: import copy
  import pipeline_dp
  from analysis import metrics
  import dataclasses
  from typing import List, Tuple, Callable
  import math
label_desc: Use image node_id 11 for calling a global function with example usage: _merge_metric_utility(utility1, utility2) without return types