code: def main():
      """Submits CPU request.
      Wait 15 sec for autoscaler scale-up event to get emitted to stdout.
  
      The autoscaler update interval is 5 sec, so it should be enough to wait 5 seconds.
      An extra ten seconds are added to the timeout as a generous buffer against
      flakiness.
      """
      ray.autoscaler.sdk.request_resources(num_cpus=2)
  
label_desc: Use image node_id 1 for calling a global function with example usage: main() without return types