class_docstr: Interface defining information available at process time
class_docstr_tok: ["Interface","defining","information","available","at","process","time"]
docstr: Returns the value of the user-defined config. If the key doesn't exist, None is returned
docstr_tok: ["Returns","the","value","of","the","user-defined","config",".","If","the","key","does","n't","exist",",","None","is","returned"]
code: def get_user_config_value(self, key):
      """Returns the value of the user-defined config. If the key doesn't exist, None is returned"""
      pass
  
imports: from abc import abstractmethod
label_desc: Use image node_id 13 for calling the Context obj's underlying member method code with example usage: obj.get_user_config_value(key) without return types