code: def stopGpuMetricPolling(gpuPollObj):
      gpuPollObj.stop()
      gpuPollObj.join()
  
file_path: cugraph/python/utils/gpu_metric_poller.py
imports: import os
  import sys
  import threading
  from pynvml import smi
label_desc: Use image node_id 2 for calling a global function with example usage: stopGpuMetricPolling(gpuPollObj) without return types