/usr/lib/python2.7/dist-packages/manilaclient/utils.py is in python-manilaclient 1.21.0-0ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 | # 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 six
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
def get_function_name(func):
if six.PY2:
if hasattr(func, "im_class"):
return "%s.%s" % (func.im_class, func.__name__)
else:
return "%s.%s" % (func.__module__, func.__name__)
else:
return "%s.%s" % (func.__module__, func.__qualname__)
def _encode(src):
"""remove extra 'u' in PY2."""
if six.PY2 and isinstance(src, unicode):
return src.encode('utf-8')
return src
def unicode_key_value_to_string(src):
"""Recursively converts dictionary keys to strings."""
if isinstance(src, dict):
return dict((_encode(k),
_encode(unicode_key_value_to_string(v)))
for k, v in src.items())
if isinstance(src, list):
return [unicode_key_value_to_string(l) for l in src]
return _encode(src)
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