FM / oslo

/usr/lib/python2.6/site-packages/oslo_utils/

/usr/lib/python2.6/site-packages/oslo_utils

Name	Size	Mode	Actions
locale/	-	0755	rm
tests/	-	0755	rm
encodeutils.py	6309	0644	edit dl rm
encodeutils.pyc	3462	0644	edit dl rm
eventletutils.py	5266	0644	edit dl rm
eventletutils.pyc	3230	0644	edit dl rm
excutils.py	9407	0644	edit dl rm
excutils.pyc	8818	0644	edit dl rm
fileutils.py	2838	0644	edit dl rm
fileutils.pyc	2985	0644	edit dl rm
fixture.py	1556	0644	edit dl rm
fixture.pyc	1732	0644	edit dl rm
fnmatch.py	2600	0644	edit dl rm
fnmatch.pyc	2100	0644	edit dl rm
imageutils.py	6640	0644	edit dl rm
imageutils.pyc	4847	0644	edit dl rm
importutils.py	2359	0644	edit dl rm
importutils.pyc	2472	0644	edit dl rm
netutils.py	11478	0644	edit dl rm
netutils.pyc	11144	0644	edit dl rm
reflection.py	7015	0644	edit dl rm
reflection.pyc	6191	0644	edit dl rm
secretutils.py	1317	0644	edit dl rm
secretutils.pyc	998	0644	edit dl rm
strutils.py	9105	0644	edit dl rm
strutils.pyc	8068	0644	edit dl rm
timeutils.py	14739	0644	edit dl rm
timeutils.pyc	16914	0644	edit dl rm
units.py	922	0644	edit dl rm
units.pyc	593	0644	edit dl rm
uuidutils.py	1349	0644	edit dl rm
uuidutils.pyc	1265	0644	edit dl rm
versionutils.py	2619	0644	edit dl rm
versionutils.pyc	2924	0644	edit dl rm
_i18n.py	1158	0644	edit dl rm
_i18n.pyc	540	0644	edit dl rm
__init__.py	0	0644	edit dl rm
__init__.pyc	142	0644	edit dl rm

Edit: /usr/lib/python2.6/site-packages/oslo_utils/fileutils.py (2838B)

# Copyright 2011 OpenStack Foundation.
# All Rights Reserved.
#
#    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 contextlib
import errno
import logging
import os
import stat
import tempfile

from oslo_utils import excutils

LOG = logging.getLogger(__name__)
_DEFAULT_MODE = stat.S_IRWXU | stat.S_IRWXG | stat.S_IRWXO

def ensure_tree(path, mode=_DEFAULT_MODE):
    """Create a directory (and any ancestor directories required)

:param path: Directory to create
    :param mode: Directory creation permissions
    """
    try:
        os.makedirs(path, mode)
    except OSError as exc:
        if exc.errno == errno.EEXIST:
            if not os.path.isdir(path):
                raise
        else:
            raise

def delete_if_exists(path, remove=os.unlink):
    """Delete a file, but ignore file not found error.

:param path: File to delete
    :param remove: Optional function to remove passed path
    """

try:
        remove(path)
    except OSError as e:
        if e.errno != errno.ENOENT:
            raise

@contextlib.contextmanager
def remove_path_on_error(path, remove=delete_if_exists):
    """Protect code that wants to operate on PATH atomically.
    Any exception will cause PATH to be removed.

:param path: File to work with
    :param remove: Optional function to remove passed path
    """

try:
        yield
    except Exception:
        with excutils.save_and_reraise_exception():
            remove(path)

def write_to_tempfile(content, path=None, suffix='', prefix='tmp'):
    """Create temporary file or use existing file.

This util is needed for creating temporary file with
    specified content, suffix and prefix. If path is not None,
    it will be used for writing content. If the path doesn't
    exist it'll be created.

:param content: content for temporary file.
    :param path: same as parameter 'dir' for mkstemp
    :param suffix: same as parameter 'suffix' for mkstemp
    :param prefix: same as parameter 'prefix' for mkstemp

For example: it can be used in database tests for creating
    configuration files.
    """
    if path:
        ensure_tree(path)

(fd, path) = tempfile.mkstemp(suffix=suffix, dir=path, prefix=prefix)
    try:
        os.write(fd, content)
    finally:
        os.close(fd)
    return path

cmd: