code: def get(self, state):
      return self._workers[state]
  
file_path: horovod/horovod/runner/elastic/registration.py
imports: import logging
  import threading
  from collections import defaultdict
  from horovod.runner.elastic import constants
label_desc: Use image node_id 3 for calling the WorkerStateRegistry obj's underlying member method code with example usage: obj.get(state) and returns: self