docstr: Get the parent class of the agent
  :return: the current phase
docstr_tok: ["Get","the","parent","class","of","the","agent",":","return",":","the","current","phase"]
code: def parent(self):
      """
      Get the parent class of the agent
      :return: the current phase
      """
      return self._parent
  
imports: from typing import Union, List, Dict
  import numpy
  from rl_coach.core_types import EnvResponse, ActionInfo, RunPhase, PredictionType, ActionType, Transition
  from rl_coach.saver import SaverCollection
label_desc: Use image node_id 2 for calling the AgentInterface obj's underlying member method code with example usage: obj.parent() and returns: self