code: def get(self):
      return math.exp(super().get())
  
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 3 for calling the PerplexityMetric obj's underlying member method code with example usage: obj.get() and returns: math