code: def path(self):
      return "rl_coach.memories.non_episodic.experience_replay:ExperienceReplay"
  
imports: from typing import List, Tuple, Union
  import pickle
  import random
  import math
  import numpy
  from rl_coach.core_types import Transition
  from rl_coach.logger import screen
  from rl_coach.memories.memory import Memory, MemoryGranularity, MemoryParameters
  from rl_coach.utils import ReaderWriterLock, ProgressBar
label_desc: Use image node_id 2 for calling the ExperienceReplayParameters obj's underlying member method code with example usage: obj.path() and returns: str