python-saharaclient/saharaclient/client.py
Andrey Pavlov 28a5c6f7a1 Using oslo_* instead of oslo.*
Closes-bug: #1414587

Change-Id: I22b743b6e63bd847d5cc11b83229aa9810eaae38
2015-01-27 10:24:57 +03:00

48 lines
1.5 KiB
Python

# Copyright (c) 2014 Mirantis 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.
from oslo_utils import importutils
class UnsupportedVersion(Exception):
"""Indication for using an unsupported version of the API.
Indicates that the user is trying to use an unsupported
version of the API.
"""
pass
def get_client_class(version):
version_map = {
'1.0': 'saharaclient.api.client.Client',
'1.1': 'saharaclient.api.client.Client',
}
try:
client_path = version_map[str(version)]
except (KeyError, ValueError):
supported_versions = ', '.join(version_map.keys())
msg = ("Invalid client version '%(version)s'; must be one of: "
"%(versions)s") % {'version': version,
'versions': supported_versions}
raise UnsupportedVersion(msg)
return importutils.import_class(client_path)
def Client(version, *args, **kwargs):
client_class = get_client_class(version)
return client_class(*args, **kwargs)