code: def compute_f1(self):
      tp = self.tp
      pred_num = self.pred_num
      gold_num = self.gold_num
      p, r = self.safe_div(tp, pred_num), self.safe_div(tp, gold_num)
      f1 = self.safe_div(2 * p * r, p + r)
      return f1 * 100
  
file_path: DeepKE/example/triple/mt5/utils.py
imports: from datasets import Features, Value, Sequence
  import re
  from typing import List
  from copy import deepcopy
label_desc: Use image node_id 3 for calling the Metric obj's underlying member method code with example usage: obj.compute_f1() and returns: unknown