text: import sys
  
  if __name__ == '__main__':
      if len(sys.argv) < 2:
          sys.stderr.write("Not enough arguments")
          sys.exit(1)
  
      port = int(sys.argv[1])
  
      x = 0
  
      import pydevd
      pydevd.settrace('localhost', port=port, stdoutToServer=True, stderrToServer=True)
  
      x = 1
      x = 2
      x = 3
  
      print("OK")
  