code: def build_sentence(sentence_as_string, is_heading=False):
      return Sentence(sentence_as_string, _TOKENIZER, is_heading)
  
file_path: sumy/tests/utils.py
imports: from __future__ import absolute_import
  from __future__ import division, print_function, unicode_literals
  from os.path import dirname, join, abspath
  from sumy._compat import to_string, to_unicode
  from sumy.models.dom import ObjectDocumentModel, Paragraph, Sentence
  from sumy.nlp.tokenizers import Tokenizer
label_desc: Use image node_id 5 for calling a global function with example usage: build_sentence(sentence_as_string, is_heading) and returns: Sentence