text: #!/usr/bin/env python3
  """
  Author : pmoma
  Date   : 2019-01-31
  Purpose: Rock the Casbah
  """
  
  import os
  import sys
  
  
  # --------------------------------------------------
  def main():
      args = sys.argv[1:]
  
      if len(args) != 1:
          print('Usage: {} ARG'.format(os.path.basename(sys.argv[0])))
          sys.exit(1)
  
      arg = args[0]
  
      print('Arg is "{}"'.format(arg))
  
  
  # --------------------------------------------------
  main()
  