code: def compute_exact(a_gold, a_pred):
      return int(normalize_answer(a_gold) == normalize_answer(a_pred))
  
imports: import collections
  import json
  import math
  import re
  import string
  from ...models.bert import BasicTokenizer
  from ...utils import logging
label_desc: Use image node_id 3 for calling a global function with example usage: compute_exact(a_gold, a_pred) and returns: int