code: def elements(self):
      return self.__elements
  
imports: import io
  import json
  import os
  from typing import Union
  from lets_plot._global_settings import get_global_bool, has_global_value, FRAGMENTS_ENABLED
label_desc: Use image node_id 2 for calling the FeatureSpecArray obj's underlying member method code with example usage: obj.elements() and returns: self