#!/usr/bin/env python
# -*- encoding: utf-8 -*-
# ---------------------------------------------------------------------
# xoutil.cli.app
# ---------------------------------------------------------------------
# Copyright (c) 2015 Merchise and Contributors
# Copyright (c) 2013, 2014 Merchise Autrement and Contributors
# All rights reserved.
#
# This is free software; you can redistribute it and/or modify it under
# the terms of the LICENCE attached in the distribution package.
#
# Created on 7 mai 2013
'''A simple :func:`main` entry point for CLI based applications.
This module provides an example of how to use :mod:`xoutil.cli` to create a CLI
application.
'''
from __future__ import (division as _py3_division,
print_function as _py3_print,
unicode_literals as _py3_unicode,
absolute_import as _py3_abs_import)
[docs]def main(default=None):
'''Execute a command, it can be given as the first program argument or it's
the default command is defined.
'''
import sys
from xoutil.cli import Command, HELP_NAME
args = sys.argv[1:]
if args and not args[0].startswith('-'):
cmd_name = args[0]
args = args[1:]
else:
cmd_name = default or Command.__default_command__ or HELP_NAME
cmds = Command.registry
cmd = cmds.get(cmd_name)
if not cmd:
print('Command "%s" not found!\n' % cmd_name)
cmd = cmds.get(HELP_NAME)
args = []
sys.exit(cmd().run(args))
if __name__ == "__main__":
main()