neutron/neutron/common/_deprecate.py

47 lines
1.5 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.
import copy
import debtcollector
import inspect
import os
class _DeprecateSubset(object):
def __init__(self, my_globals, other_mod):
self.other_mod = other_mod
self.my_globals = copy.copy(my_globals)
def __getattr__(self, name):
a = self.my_globals.get(name)
if (not name.startswith("__") and not inspect.ismodule(a) and
name in vars(self.other_mod)):
# These should be enabled after most have been cleaned up
# in neutron proper, which may not happen during the busy M-3.
if os.getenv('NEUTRON_SHOW_DEPRECATION_WARNINGS'):
debtcollector.deprecate(
name,
message='moved to neutron_lib',
version='mitaka',
removal_version='newton',
stacklevel=4)
return vars(self.other_mod)[name]
try:
return self.my_globals[name]
except KeyError:
raise AttributeError()