code: def validation_docs(self):
      return self.dataset["validation"]
  
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 5 for calling the SQuAD2 obj's underlying member method code with example usage: obj.validation_docs() and returns: self