code: def __init__(
      self,
      agent_parameters,
      parent: Union["LevelManager", "CompositeAgent"] = None,
  ):
      super().__init__(agent_parameters, parent)
  
file_path: coach/rl_coach/agents/ddqn_agent.py
imports: from typing import Union
  import numpy
  from rl_coach.agents.dqn_agent import DQNAgent, DQNAgentParameters
  from rl_coach.core_types import EnvironmentSteps
  from rl_coach.schedules import LinearSchedule
label_desc: Use image node_id 1 to create a new DDQNAgent object from inherited base classes: DQNAgent with example: obj = DDQNAgent(agent_parameters, parent)