code: def exact_match_score(prediction, ground_truth):
      """Compute normalized exact match
      From official ReCoRD eval script
      """
      return normalize_answer(prediction) == normalize_answer(
          ground_truth
      )
  
file_path: DeepPavlov/deeppavlov/metrics/record_metrics.py
imports: import re
  import string
  import collections
  from typing import List
  import numpy
  from deeppavlov.models.preprocessors.torch_transformers_preprocessor import RecordNestedExample
  from deeppavlov.core.common.metrics_registry import register_metric
label_desc: Use image node_id 5 for calling a global function with example usage: exact_match_score(prediction, ground_truth) and returns: unknown