code: def test_init_two_actors(
      ray_start_distributed_2_nodes, world_size, group_name, backend
  ):
      actors, results = create_collective_workers(
          world_size, group_name, backend=backend
      )
      for i in range(world_size):
          assert results[i]
  
file_path: ray/python/ray/util/collective/tests/distributed_cpu_tests/test_distributed_basic_apis.py
imports: import pytest
  import ray
  from random import shuffle
  from ray.util.collective.types import Backend
  from ray.util.collective.tests.cpu_util import Worker, create_collective_workers
label_desc: Use image node_id 1 for calling a global function with example usage: test_init_two_actors(ray_start_distributed_2_nodes, world_size, group_name, backend) without return types