code: def is_category_name_set(self):
      return self.category_name_is_set_
  
imports: from abc import ABCMeta, abstractmethod
  from typing import Tuple
  import numpy
  import pandas
  from scattertext.ParsedCorpus import ParsedCorpus
  from scipy import stats
  from scipy.sparse import vstack
  from scattertext.util import inherits_from
  from scattertext.termranking import AbsoluteFrequencyRanker
  from scattertext.termranking.TermRanker import TermRanker
label_desc: Use image node_id 12 for calling the CorpusBasedTermScorer obj's underlying member method code with example usage: obj.is_category_name_set() and returns: self