python-openstackclient/openstackclient/common/module.py
Dean Troyer d32185cb34 Add 'command list' command
* Add method to CommandManager to retrieve command names by group
* Add ListCommands

To list command groups loaded by cliff

Change-Id: I37fe2471aa2fafa8aa223159452d52b1981021d6
2014-10-08 21:57:26 -05:00

77 lines
2.4 KiB
Python

# Copyright 2013 Nebula Inc.
#
# 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.
#
"""Module action implementation"""
import logging
import six
import sys
from cliff import lister
from cliff import show
class ListCommand(lister.Lister):
"""List recognized commands by group"""
auth_required = False
log = logging.getLogger(__name__ + '.ListCommand')
def take_action(self, parsed_args):
self.log.debug('take_action(%s)', parsed_args)
cm = self.app.command_manager
groups = cm.get_command_groups()
columns = ('Command Group', 'Commands')
return (columns, ((c, cm.get_command_names(group=c)) for c in groups))
class ListModule(show.ShowOne):
"""List module versions"""
auth_required = False
log = logging.getLogger(__name__ + '.ListModule')
def get_parser(self, prog_name):
parser = super(ListModule, self).get_parser(prog_name)
parser.add_argument(
'--all',
action='store_true',
default=False,
help='Show all modules that have version information',
)
return parser
def take_action(self, parsed_args):
self.log.debug('take_action(%s)', parsed_args)
data = {}
# Get module versions
mods = sys.modules
for k in mods.keys():
k = k.split('.')[0]
# TODO(dtroyer): Need a better way to decide which modules to
# show for the default (not --all) invocation.
# It should be just the things we actually care
# about like client and plugin modules...
if (parsed_args.all or 'client' in k):
try:
data[k] = mods[k].__version__
except AttributeError:
# aw, just skip it
pass
return zip(*sorted(six.iteritems(data)))