deb-heat/heat/common/param_utils.py
Julien Danjou 6519cf36fd Switch to oslo.utils
Change-Id: I74979d8f75b099858314a30c98bb252c379e0304
2014-09-30 14:27:59 +02:00

28 lines
1.0 KiB
Python

#
# 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.
from oslo.utils import strutils
from heat.openstack.common.gettextutils import _
def extract_bool(subject):
'''
Convert any true/false string to its corresponding boolean value,
regardless of case.
'''
if str(subject).lower() not in ('true', 'false'):
raise ValueError(_('Unrecognized value "%(value)s", acceptable '
'values are: true, false.') % {'value': subject})
return strutils.bool_from_string(subject, strict=True)