code: def update_errors(self, errors):
      self.episodic_memory.set_last_priority(
          self.priority_from_errors(errors)
      )
  
file_path: chainerrl/chainerrl/replay_buffers/prioritized_episodic.py
imports: import collections
  from chainerrl.misc.collections import RandomAccessQueue
  from chainerrl.misc.prioritized import PrioritizedBuffer
  from chainerrl.replay_buffer import random_subseq
  from chainerrl.replay_buffers import EpisodicReplayBuffer
  from chainerrl.replay_buffers import PriorityWeightError
label_desc: Use image node_id 3 for calling the PrioritizedEpisodicReplayBuffer obj's underlying member method code with example usage: obj.update_errors(errors) without return types