code: def get_running_instance_names() -> List[str]:
      result = (
          compute.instances()
          .list(project=PROJECT_NAME, zone=ZONE)
          .execute()
      )
      return (
          [item["name"] for item in result["items"]]
          if "items" in result
          else []
      )
  
file_path: ipyparallel/benchmarks/gcloud_setup.py
imports: import multiprocessing
  import os
  import sys
  from subprocess import Popen, check_call
  from time import sleep
  from typing import List
  import googleapiclient.discovery
  from benchmarks.utils import get_time_stamp
label_desc: Use image node_id 2 for calling a global function with example usage: get_running_instance_names() and returns: unknown