-#! /usr/bin/env python
+#! /usr/bin/python3
# -*- coding: utf-8 -*-
# Copyright (C) 2002-2011 The LyX Team
# Copyright (C) 2002-2007 José Matos <jamatos@lyx.org>
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
" Program used to convert between different versions of the lyx file format."
-import optparse
+import argparse
import sys
import LyX
+# Provide support for both python 2 and 3
+PY2 = sys.version_info[0] == 2
+if PY2:
+ # argparse returns strings in the commandline encoding, we need to convert.
+ # sys.getdefaultencoding() would not always be correct, see
+ # http://legacy.python.org/dev/peps/pep-0383/
+ def cmd_arg(arg):
+ return arg.decode(sys.getfilesystemencoding())
+else:
+ cmd_arg = str
+# End of code to support for both python 2 and 3
+
def main():
args = {}
- args["usage"] = "usage: %prog [options] [file]"
-
- args["version"] = """lyx2lyx, version %s
-Copyright (C) 2011 The LyX Team, José Matos and Dekel Tsur""" % LyX.version__
+ args["usage"] = "%(prog)s [options] [file]"
args["description"] = """Convert old lyx file <file> to newer format,
files can be compressed with gzip. If there no file is specified then
the standard input is assumed, in this case gziped files are not
handled."""
- parser = optparse.OptionParser(**args)
+ parser = argparse.ArgumentParser(**args)
parser.set_defaults(debug=LyX.default_debug__, cjk_encoding = '')
- parser.add_option("-d", "--debug", type="int",
+ parser.add_argument("-d", "--debug", type=int, dest="debug",
help="level=0..2 (O_ quiet, 10_verbose) default: 2")
- parser.add_option("-q", "--quiet",
+ parser.add_argument("-q", "--quiet",
action="store_const", const=0, dest="debug")
- parser.add_option("-v", "--verbose",
+ parser.add_argument("-v", "--verbose",
action="store_const", const=1, dest="debug")
- parser.add_option("--noisy",
+ parser.add_argument("--noisy",
action="store_const", const=10, dest="debug")
- parser.add_option("-c", "--encoding", dest="cjk_encoding",
- help="files in format 413 and lower are read and"
+ parser.add_argument("-c", "--encoding", type=cmd_arg, dest="cjk_encoding",
+ help="Files in format 413 and lower are read and"
" written in the format of CJK-LyX."
- "If encoding is not given or 'auto' the encoding"
- "is determined from the locale.")
- parser.add_option("-e", "--err", dest="error",
- help= "file name of the error file else goes to stderr")
- parser.add_option("-o", "--output",
- help= "name of the output file else goes to stdout")
- parser.add_option("-t", "--to", dest= "end_format",
- help= "destination file format, default (latest)")
- parser.add_option("-V", "--final_version", dest= "final_version",
- help= "destination version, default (latest)")
- parser.add_option("-l", "--list", action="store_true",
- help = "list all available formats and supported versions")
- parser.add_option("-n", "--try-hard", action="store_true",
- help = "try hard (ignore any convertion errors)")
+ " If encoding is not given or 'auto' the encoding"
+ " is determined from the locale.")
+ parser.add_argument("-e", "--err", type=cmd_arg, dest="error",
+ help= "File name of the error file else goes to stderr.")
+ parser.add_argument("-o", "--output", type=cmd_arg, dest="output",
+ help= "Name of the output file else goes to stdout.")
+ parser.add_argument("-t", "--to", type=cmd_arg, dest= "end_format",
+ help= "Destination file format, default <latest>.")
+ parser.add_argument("-V", "--final_version", type=cmd_arg, dest= "final_version",
+ help= "Destination version, default <latest>.")
+ parser.add_argument("-l", "--list", action="store_true",
+ help = "List all available formats and supported versions.")
+ parser.add_argument("-n", "--try-hard", action="store_true",
+ help = "Try hard (ignore any conversion errors).")
+ 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)
- (options, args) = parser.parse_args()
- if args:
- options.input = args[0]
- else:
- options.input = None
+ options = parser.parse_args()
if options.list:
sys.stderr.write(LyX.format_info())