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# 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
# 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 os_service_types
from keystoneauth1.exceptions import base
_SERVICE_TYPES = os_service_types.ServiceTypes()
__all__ = ('DiscoveryFailure',
class DiscoveryFailure(base.ClientException):
message = "Discovery of client versions failed."
class VersionNotAvailable(DiscoveryFailure):
message = "Discovery failed. Requested version is not available."
class ImpliedVersionMismatch(ValueError):
label = 'version'
def __init__(self, service_type, implied, given):
super(ImpliedVersionMismatch, self).__init__(
"service_type {service_type} was given which implies"
" major API version {implied} but {label} of"
" {given} was also given. Please update your code"
" to use the official service_type {official_type}.".format(
class ImpliedMinVersionMismatch(ImpliedVersionMismatch):
label = 'min_version'
class ImpliedMaxVersionMismatch(ImpliedVersionMismatch):
label = 'max_version'