2f8a58acf4
Remove 'print_list' and 'print_dict' functions from manilaclient.utils and use same functions from cliutils instead. Partially implements: blueprint use-common-code Change-Id: I5f7ac638403bfc23b855219f6e11469e23481fbc
42 lines
1.2 KiB
Python
42 lines
1.2 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.
|
|
|
|
|
|
class HookableMixin(object):
|
|
"""Mixin so classes can register and run hooks."""
|
|
_hooks_map = {}
|
|
|
|
@classmethod
|
|
def add_hook(cls, hook_type, hook_func):
|
|
if hook_type not in cls._hooks_map:
|
|
cls._hooks_map[hook_type] = []
|
|
|
|
cls._hooks_map[hook_type].append(hook_func)
|
|
|
|
@classmethod
|
|
def run_hooks(cls, hook_type, *args, **kwargs):
|
|
hook_funcs = cls._hooks_map.get(hook_type) or []
|
|
for hook_func in hook_funcs:
|
|
hook_func(*args, **kwargs)
|
|
|
|
|
|
def safe_issubclass(*args):
|
|
"""Like issubclass, but will just return False if not a class."""
|
|
|
|
try:
|
|
if issubclass(*args):
|
|
return True
|
|
except TypeError:
|
|
pass
|
|
|
|
return False
|