code: def download_artifacts(
      self, experiment, path=None, destination_dir=None
  ):
      pass
  
imports: from abc import ABC, abstractmethod
  from typing import Dict
  from neptune.legacy.model import ChannelWithLastValue
label_desc: Use image node_id 30 for calling the LeaderboardApiClient obj's underlying member method code with example usage: obj.download_artifacts(experiment, path, destination_dir) without return types