+ parser.add_argument("-s", "--systemlyxdir", type=cmd_arg, dest= "systemlyxdir",
+ help= "LyX system directory for conversion from version 489 or older")
+ parser.add_argument('--version', action='version', version="""lyx2lyx, version %s
+Copyright (C) 2011 The LyX Team, José Matos and Dekel Tsur""" % LyX.version__)
+ parser.add_argument("input", nargs='?', type=cmd_arg, default=None)