code: def short_name(self) -> str:
      return self._short_name
  
imports: import logging
  import math
  from abc import ABC, abstractmethod
  from typing import Any, Dict, Optional, Tuple
  import torch
  import numpy
  from .None import constants
  from .None import utils
label_desc: Use image node_id 5 for calling the LossMetric obj's underlying member method code with example usage: obj.short_name() and returns: self