text: 
  import sys
  
  import timing_help as th
  
  # run with ./compy.py equation scheme tpb gpuA nX
  
  myar = [float(k) for k in sys.argv[3:]]
  
  argstr = "tpb {:.2f} gpuA {:.2f} nX {:.2f}".format(*myar)
  rat = th.compareRuns(sys.argv[1], sys.argv[2], argstr)
  print(rat)
  