python-openstackclient/openstackclient/common/module.py
Dean Troyer a93cc3fae2 Add module list command
Lists versions of installed python modules

(Origianlly proposed as 'version list')

Change-Id: I76a51d3d6783f46ef2daa0a41626019a880a2a50
2013-12-03 17:53:55 -06:00

61 lines
1.9 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 show
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)))