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# Copyright (C) 2009 by the Free Software Foundation, Inc.
#
# This file is part of GNU Mailman.
#
# GNU Mailman is free software: you can redistribute it and/or modify it under
# the terms of the GNU General Public License as published by the Free
# Software Foundation, either version 3 of the License, or (at your option)
# any later version.
#
# GNU Mailman is distributed in the hope that it will be useful, but WITHOUT
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
# more details.
#
# You should have received a copy of the GNU General Public License along with
# GNU Mailman. If not, see <http://www.gnu.org/licenses/>.
"""The 'help' subcommand."""
from __future__ import absolute_import, unicode_literals
__metaclass__ = type
__all__ = [
'Help',
]
from zope.interface import implements
from mailman.interfaces.command import ICLISubCommand
class Help:
"""The `help` subcommand."""
implements(ICLISubCommand)
def add(self, parser, subparser):
"""See `ICLISubCommand`."""
self.parser = parser
help_parser = subparser.add_parser(
'help', help=('show this help message and exit'))
help_parser.set_defaults(func=self.process)
def process(self, args):
"""See `ICLISubCommand`."""
self.parser.print_help()
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