code: def run_placement_group_workload(total_num_cpus, smoke):
      raise NotImplementedError
  
file_path: ray/release/nightly_tests/chaos_test/test_chaos_basic.py
imports: import argparse
  import json
  import logging
  import os
  import random
  import string
  import time
  import numpy
  import ray
  from ray._private.test_utils import monitor_memory_usage, wait_for_condition
  from ray.data._internal.progress_bar import ProgressBar
  from ray.util.scheduling_strategies import NodeAffinitySchedulingStrategy
label_desc: Use image node_id 3 for calling a global function with example usage: run_placement_group_workload(total_num_cpus, smoke) without return types