code: def get_lexicons(self, num_terms=10):
      raise NotImplementedError()
  
imports: import numpy
  import pandas
  from scattertext.termranking import AbsoluteFrequencyRanker
  from scattertext.termscoring.RankDifference import RankDifference
label_desc: Use image node_id 3 for calling the SemioticSquareBase obj's underlying member method code with example usage: obj.get_lexicons(num_terms) without return types