code: def test_actor_ready(actors):
      remaining = [actor.foo.remote() for actor in actors]
      ray.get(remaining)
  
file_path: ray/release/benchmarks/distributed/many_nodes_tests/multi_master_test.py
imports: import argparse
  import os
  from time import sleep, perf_counter
  import json
  import ray
label_desc: Use image node_id 2 for calling a global function with example usage: test_actor_ready(actors) without return types