code: def _remove_articles(self, text):
      return _ARTICLES.sub(" ", text)
  
imports: import inspect
  import numpy
  import re
  import string
  import lm_eval.datasets.drop.drop
  from scipy.optimize import linear_sum_assignment
  from lm_eval.base import Task, rf
  from lm_eval.metrics import mean
label_desc: Use image node_id 21 for calling the DROP obj's underlying member method code with example usage: obj._remove_articles(text) and returns: _ARTICLES