code: def tokenize(self, tokenizer):
      return TokenizedExample(
          guid=self.guid,
          premise=tokenizer.tokenize(self.premise),
          hypothesis=tokenizer.tokenize(self.hypothesis),
          label_id=MnliTask.LABEL_TO_ID[self.label],
      )
  
imports: import numpy
  import torch
  from dataclasses import dataclass
  from typing import List
  from jiant.tasks.core import BaseExample, BaseTokenizedExample, BaseDataRow, BatchMixin, GlueMixin, Task, TaskTypes
  from jiant.tasks.lib.templates.shared import double_sentence_featurize, labels_to_bimap
  from jiant.utils.python.io import read_jsonl
label_desc: Use image node_id 1 for calling the Example obj's underlying member method code with example usage: obj.tokenize(tokenizer) and returns: TokenizedExample