code: def has_validation_docs(self):
      return True
  
imports: import os
  import numpy
  import datasets
  from lm_eval.base import rf, Task
  from lm_eval.metrics import mean
  from lm_eval.utils import rouge2_mecab
label_desc: Use image node_id 3 for calling the Wikilingua obj's underlying member method code with example usage: obj.has_validation_docs() and returns: True