code: def safeFloatCast(strNumber):
      try:
          number = float(strNumber)
      except ValueError:
          number = float("nan")
      return number
  
file_path: gputil/GPUtil/GPUtil.py
imports: from subprocess import Popen, PIPE
  from distutils import spawn
  import os
  import math
  import random
  import time
  import sys
  import platform
label_desc: Use image node_id 1 for calling a global function with example usage: safeFloatCast(strNumber) and returns: number