class_docstr: Polls smi in a forked child process, saves measurements to instance vars
code: def __init__(self, *args, **kwargs):
      self.__stop = False
      super().__init__(*args, **kwargs)
      self.maxGpuUtil = 0
      self.maxGpuMemUsed = 0
  
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 1 to create a new GPUMetricPoller object from inherited base classes: threading with example: obj = GPUMetricPoller()