/usr/lib/python3/dist-packages/plainbox/impl/commands/crash.py is in python3-plainbox 0.25-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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#
# Copyright 2012-2014 Canonical Ltd.
# Written by:
# Zygmunt Krynicki <zygmunt.krynicki@canonical.com>
#
# Checkbox is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License version 3,
# as published by the Free Software Foundation.
#
# Checkbox 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 Checkbox. If not, see <http://www.gnu.org/licenses/>.
"""
:mod:`plainbox.impl.commands.crash` -- crash sub-command
========================================================
.. warning::
THIS MODULE DOES NOT HAVE STABLE PUBLIC API
"""
import logging
from plainbox.i18n import gettext as _
from plainbox.impl.commands import PlainBoxCommand
logger = logging.getLogger("plainbox.commands.crash")
class CrashInvocation:
def __init__(self, ns):
self.ns = ns
def run(self):
if self.ns.action == 'crash':
raise Exception(_("crashing as requested"))
elif self.ns.action == 'hang':
while True:
pass
class CrashCommand(PlainBoxCommand):
"""
Implementation of ``$ plainbox dev crash``
"""
def invoked(self, ns):
return CrashInvocation(ns).run()
def register_parser(self, subparsers):
parser = subparsers.add_parser(
"crash", help=_("crash the application"),
prog="plainbox dev crash")
group = parser.add_mutually_exclusive_group(required=True)
group.add_argument(
'-c', '--crash',
dest='action',
action='store_const',
const='crash',
help=_('raise an exception'))
group.add_argument(
'-H', '--hang',
dest='action',
action='store_const',
const='hang',
help=_('hang the application with a busy loop'))
parser.set_defaults(command=self)
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