code: def get_scores(self, corpus):
      raise Exception()
  
file_path: scattertext/scattertext/characteristic/DenseRankCharacteristicness.py
imports: import pandas
  from scipy.stats import rankdata
  from scattertext.Scalers import scale
  from scattertext.frequencyreaders.DefaultBackgroundFrequencies import DefaultBackgroundFrequencies
  from scattertext.termranking import AbsoluteFrequencyRanker
  from scattertext.termscoring.RankDifference import RankDifference
label_desc: Use image node_id 2 for calling the CharacteristicScorer obj's underlying member method code with example usage: obj.get_scores(corpus) without return types