code: def reset(self):
      self._true_positives = defaultdict(int)
      self._false_positives = defaultdict(int)
      self._false_negatives = defaultdict(int)
  
file_path: scispacy/scispacy/per_class_scorer.py
imports: from typing import Dict, List, Tuple, Set
  from collections import defaultdict
  import copy
label_desc: Use image node_id 5 for calling the PerClassScorer obj's underlying member method code with example usage: obj.reset() without return types