code: def find_num_gpus():
      cmd = ["lspci|grep 'controller'|grep 'AMD/ATI'|wc -l"]
      _, _, stdout = run_shell_command(cmd, shell=True)
      return int(stdout)
  
file_path: jax/build/rocm/run_single_gpu.py
imports: import argparse
  import os
  import re
  import subprocess
  import threading
  from concurrent.futures import ThreadPoolExecutor
label_desc: Use image node_id 5 for calling a global function with example usage: find_num_gpus() and returns: int