2015-01-26 17:33:11 +01:00
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#!/usr/bin/python2 -O
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# vim: fileencoding=utf-8
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#
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# The Qubes OS Project, https://www.qubes-os.org/
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#
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# Copyright (C) 2015 Joanna Rutkowska <joanna@invisiblethingslab.com>
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# Copyright (C) 2015 Wojtek Porczyk <woju@invisiblethingslab.com>
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License along
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# with this program; if not, write to the Free Software Foundation, Inc.,
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# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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#
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'''Qubes' command line tools
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'''
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import importlib
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def get_parser_for_command(command):
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'''Get parser for given qvm-tool.
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:param str command: command name
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:rtype: argparse.ArgumentParser
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:raises ImportError: when command's module is not found
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:raises AttributeError: when parser was not found
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'''
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module = importlib.import_module(
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'.' + command.replace('-', '_'), 'qubes.tools')
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try:
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parser = module.parser
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except AttributeError:
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try:
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parser = module.get_parser()
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except AttributeError:
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raise AttributeError('cannot find parser in module')
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return parser
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