code: def training_docs(self):
      return self.dataset["train"]
  
imports: import datasets
  from math import exp
  from lm_eval.base import rf, Task
  from functools import partial
  from packaging import version
label_desc: Use image node_id 4 for calling the SQuAD2 obj's underlying member method code with example usage: obj.training_docs() and returns: self