class_docstr: Wikipedia references->lead section summarization task.
class_docstr_tok: ["Wikipedia","references-",">","lead","section","summarization","task","."]
code: def dataset_filename(self):
      return WikisumCommoncrawl.name
  
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  import collections
  import json
  import math
  import os
  import re
  import string
  import tempfile
  import six
  from tensor2tensor.data_generators import generator_utils
  from tensor2tensor.data_generators import problem
  from tensor2tensor.data_generators import text_encoder
  from tensor2tensor.data_generators import tokenizer
  from tensor2tensor.data_generators.wikisum import utils
  from tensor2tensor.layers import modalities
  from tensor2tensor.utils import metrics
  from tensor2tensor.utils import registry
  import tensorflow.compat.v1
label_desc: Use image node_id 2 for calling the WikisumCommoncrawlLeadSection obj's underlying member method code with example usage: obj.dataset_filename() and returns: WikisumCommoncrawl