code: def load_newsgroups():
      
      dataset = datasets.fetch_20newsgroups()
      return Dataset(load_newsgroups.__doc__, np.array(dataset.data), dataset.target,
                     accuracy_score, stratify=True)
docs: 20 News Groups Dataset.
  
      The data of this dataset is a 1d numpy array vector containing the texts
      from 11314 newsgroups posts, and the target is a 1d numpy integer array
      containing the label of one of the 20 topics that they are about.