code: def get_gpu_mapping():
      no_gpus = len(_get_gpu_info())
      return {str(i): i for i in range(no_gpus)}
  
file_path: studio/studio/util/gpu_util.py
imports: import os
  import subprocess
  import xml.etree.ElementTree
  from studio.util.util import sixdecode
label_desc: Use image node_id 5 for calling a global function with example usage: get_gpu_mapping() and returns: unknown