code: def extract_feature_(self, persistence_diagram):
      persistence_entropy = PersistenceEntropy(n_jobs=1)
      return persistence_entropy.fit_transform([persistence_diagram])[0]
  
imports: from abc import ABC
  import numpy
  import pandas
  from gtda.diagrams import Scaler, Filtering, PersistenceEntropy, PersistenceLandscape, BettiCurve
  from gtda.homology import VietorisRipsPersistence
label_desc: Use image node_id 2 for calling the PersistenceEntropyFeature obj's underlying member method code with example usage: obj.extract_feature_(persistence_diagram) and returns: persistence_entropy