code: def get_workers(self):
      return self.remote_workers
  
file_path: analytics-zoo/pyzoo/zoo/orca/learn/dl_cluster.py
imports: import ray
  from zoo.orca.cpu_info import schedule_workers
  import os
  import sys
  import logging
label_desc: Use image node_id 2 for calling the RayDLCluster obj's underlying member method code with example usage: obj.get_workers() and returns: self