class_docstr: Main Classifier object, used to classify things into similar sets.
docstr: Returns the list of class sets.
  
  The return value belongs to the Classifier object and should NOT
  be modified while the classifier is still in use.
code: def getClasses(self):
      """Returns the list of class sets.
  
      The return value belongs to the Classifier object and should NOT
      be modified while the classifier is still in use.
      """
      self._process()
      return self._sets
  
file_path: catboost/contrib/python/fonttools/fontTools/misc/classifyTools.py
label_desc: Use image node_id 7 for calling the Classifier obj's underlying member method code with example usage: obj.getClasses() and returns: self