code: def pop(self, key, val=None):
      return self.__dict__.pop(key, val)
  
file_path: underthesea/underthesea/utils/sp_config.py
imports: from ast import literal_eval
  from configparser import ConfigParser
label_desc: Use image node_id 9 for calling the Config obj's underlying member method code with example usage: obj.pop(key, val) and returns: self