def script_args(f):
 args = [magic_arguments.argument('--out', type=str, help='The variable in which to store stdout from the script.\n            If the script is backgrounded, this will be the stdout *pipe*,\n            instead of the stderr text itself.\n            '), magic_arguments.argument('--err', type=str, help='The variable in which to store stderr from the script.\n            If the script is backgrounded, this will be the stderr *pipe*,\n            instead of the stderr text itself.\n            '), magic_arguments.argument('--bg', action='store_true', help='Whether to run the script in the background.\n            If given, the only way to see the output of the command is\n            with --out/err.\n            '), magic_arguments.argument('--proc', type=str, help='The variable in which to store Popen instance.\n            This is used only when --bg option is given.\n            ')]
 for arg in args:
  f = arg(f)
 return f

def script_args ( f ) : args = [ magic_arguments . argument ( '--out' , type = str , help = 'The variable in which to store stdout from the script.\n            If the script is backgrounded, this will be the stdout *pipe*,\n            instead of the stderr text itself.\n            ' ) , magic_arguments . argument ( '--err' , type = str , help = 'The variable in which to store stderr from the script.\n            If the script is backgrounded, this will be the stderr *pipe*,\n            instead of the stderr text itself.\n            ' ) , magic_arguments . argument ( '--bg' , action = 'store_true' , help = 'Whether to run the script in the background.\n            If given, the only way to see the output of the command is\n            with --out/err.\n            ' ) , magic_arguments . argument ( '--proc' , type = str , help = 'The variable in which to store Popen instance.\n            This is used only when --bg option is given.\n            ' ) ] for arg in args : f = arg ( f ) return f
single decorator for adding script args .