code: def __init__(self):
      pass
  
file_path: DeepKE/src/deepke/attribution_extraction/standard/tools/metrics.py
imports: import torch
  import numpy
  from abc import ABCMeta, abstractmethod
  from sklearn.metrics import precision_recall_fscore_support
label_desc: Use image node_id 1 to create a new Metric object  with example: obj = Metric()