code: def label_to_id(self):
      raise NotImplementedError()
  
imports: import numpy
  import pandas
  import torch
  from dataclasses import dataclass
  from typing import List
  from jiant.tasks.core import BaseExample, BaseTokenizedExample, BaseDataRow, BatchMixin, Task, TaskTypes
  from jiant.tasks.lib.templates.shared import single_sentence_featurize
label_desc: Use image node_id 1 for calling the Example obj's underlying member method code with example usage: obj.label_to_id() without return types