/usr/share/doc/python-cliff-doc/examples/cliffdemo/hook.py is in python-cliff-doc 2.11.0-0ubuntu2.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 | # All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
import logging
from cliff.command import Command
from cliff.hooks import CommandHook
class Hooked(Command):
"A command to demonstrate how the hooks work"
log = logging.getLogger(__name__)
def take_action(self, parsed_args):
self.app.stdout.write('this command has an extension\n')
class Hook(CommandHook):
"""Hook sample for the 'hooked' command.
This would normally be provided by a separate package from the
main application, but is included in the demo app for simplicity.
"""
def get_parser(self, parser):
print('sample hook get_parser()')
parser.add_argument('--added-by-hook')
return parser
def get_epilog(self):
return 'extension epilog text'
def before(self, parsed_args):
self.cmd.app.stdout.write('before\n')
def after(self, parsed_args, return_code):
self.cmd.app.stdout.write('after\n')
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