Use oslo tests fixture

Change-Id: I3f60381bebfcad0ba5b597276bac5fd62213470c

11 files changed, 1 insertions, 1522 deletions

diff --git a/pycadf/openstack/common/fileutils.py b/pycadf/openstack/common/fileutils.py
deleted file mode 100644
index 426c570..0000000
--- a/pycadf/openstack/common/fileutils.py
+++ /dev/null
@@ -1,147 +0,0 @@
-# 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 os
-import tempfile
-
-from oslo.utils import excutils
-
-from pycadf.openstack.common import log as logging
-
-LOG = logging.getLogger(__name__)
-
-_FILE_CACHE = {}
-
-
-def ensure_tree(path):
-    """Create a directory (and any ancestor directories required)
-
-    :param path: Directory to create
-    """
-    try:
-        os.makedirs(path)
-    except OSError as exc:
-        if exc.errno == errno.EEXIST:
-            if not os.path.isdir(path):
-                raise
-        else:
-            raise
-
-
-def read_cached_file(filename, force_reload=False):
-    """Read from a file if it has been modified.
-
-    :param force_reload: Whether to reload the file.
-    :returns: A tuple with a boolean specifying if the data is fresh
-              or not.
-    """
-    global _FILE_CACHE
-
-    if force_reload:
-        delete_cached_file(filename)
-
-    reloaded = False
-    mtime = os.path.getmtime(filename)
-    cache_info = _FILE_CACHE.setdefault(filename, {})
-
-    if not cache_info or mtime > cache_info.get('mtime', 0):
-        LOG.debug("Reloading cached file %s" % filename)
-        with open(filename) as fap:
-            cache_info['data'] = fap.read()
-        cache_info['mtime'] = mtime
-        reloaded = True
-    return (reloaded, cache_info['data'])
-
-
-def delete_cached_file(filename):
-    """Delete cached file if present.
-
-    :param filename: filename to delete
-    """
-    global _FILE_CACHE
-
-    if filename in _FILE_CACHE:
-        del _FILE_CACHE[filename]
-
-
-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 file_open(*args, **kwargs):
-    """Open file
-
-    see built-in open() documentation for more details
-
-    Note: The reason this is kept in a separate module is to easily
-    be able to provide a stub module that doesn't alter system
-    state at all (for unit tests)
-    """
-    return open(*args, **kwargs)
-
-
-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
diff --git a/pycadf/openstack/common/fixture/__init__.py b/pycadf/openstack/common/fixture/__init__.py
deleted file mode 100644
index d1223ea..0000000
--- a/pycadf/openstack/common/fixture/__init__.py
+++ /dev/null
@@ -1,17 +0,0 @@
-#
-#    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
-
-
-six.add_move(six.MovedModule('mox', 'mox', 'mox3.mox'))
diff --git a/pycadf/openstack/common/fixture/config.py b/pycadf/openstack/common/fixture/config.py
deleted file mode 100644
index 9489b85..0000000
--- a/pycadf/openstack/common/fixture/config.py
+++ /dev/null
@@ -1,85 +0,0 @@
-#
-# Copyright 2013 Mirantis, Inc.
-# Copyright 2013 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 fixtures
-from oslo.config import cfg
-import six
-
-
-class Config(fixtures.Fixture):
-    """Allows overriding configuration settings for the test.
-
-    `conf` will be reset on cleanup.
-
-    """
-
-    def __init__(self, conf=cfg.CONF):
-        self.conf = conf
-
-    def setUp(self):
-        super(Config, self).setUp()
-        # NOTE(morganfainberg): unregister must be added to cleanup before
-        # reset is because cleanup works in reverse order of registered items,
-        # and a reset must occur before unregistering options can occur.
-        self.addCleanup(self._unregister_config_opts)
-        self.addCleanup(self.conf.reset)
-        self._registered_config_opts = {}
-
-    def config(self, **kw):
-        """Override configuration values.
-
-        The keyword arguments are the names of configuration options to
-        override and their values.
-
-        If a `group` argument is supplied, the overrides are applied to
-        the specified configuration option group, otherwise the overrides
-        are applied to the ``default`` group.
-
-        """
-
-        group = kw.pop('group', None)
-        for k, v in six.iteritems(kw):
-            self.conf.set_override(k, v, group)
-
-    def _unregister_config_opts(self):
-        for group in self._registered_config_opts:
-            self.conf.unregister_opts(self._registered_config_opts[group],
-                                      group=group)
-
-    def register_opt(self, opt, group=None):
-        """Register a single option for the test run.
-
-        Options registered in this manner will automatically be unregistered
-        during cleanup.
-
-        If a `group` argument is supplied, it will register the new option
-        to that group, otherwise the option is registered to the ``default``
-        group.
-        """
-        self.conf.register_opt(opt, group=group)
-        self._registered_config_opts.setdefault(group, set()).add(opt)
-
-    def register_opts(self, opts, group=None):
-        """Register multiple options for the test run.
-
-        This works in the same manner as register_opt() but takes a list of
-        options as the first argument. All arguments will be registered to the
-        same group if the ``group`` argument is supplied, otherwise all options
-        will be registered to the ``default`` group.
-        """
-        for opt in opts:
-            self.register_opt(opt, group=group)
diff --git a/pycadf/openstack/common/fixture/lockutils.py b/pycadf/openstack/common/fixture/lockutils.py
deleted file mode 100644
index 647305f..0000000
--- a/pycadf/openstack/common/fixture/lockutils.py
+++ /dev/null
@@ -1,51 +0,0 @@
-# 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 fixtures
-
-from pycadf.openstack.common import lockutils
-
-
-class LockFixture(fixtures.Fixture):
-    """External locking fixture.
-
-    This fixture is basically an alternative to the synchronized decorator with
-    the external flag so that tearDowns and addCleanups will be included in
-    the lock context for locking between tests. The fixture is recommended to
-    be the first line in a test method, like so::
-
-        def test_method(self):
-            self.useFixture(LockFixture)
-                ...
-
-    or the first line in setUp if all the test methods in the class are
-    required to be serialized. Something like::
-
-        class TestCase(testtools.testcase):
-            def setUp(self):
-                self.useFixture(LockFixture)
-                super(TestCase, self).setUp()
-                    ...
-
-    This is because addCleanups are put on a LIFO queue that gets run after the
-    test method exits. (either by completing or raising an exception)
-    """
-    def __init__(self, name, lock_file_prefix=None):
-        self.mgr = lockutils.lock(name, lock_file_prefix, True)
-
-    def setUp(self):
-        super(LockFixture, self).setUp()
-        self.addCleanup(self.mgr.__exit__, None, None, None)
-        self.lock = self.mgr.__enter__()
diff --git a/pycadf/openstack/common/fixture/logging.py b/pycadf/openstack/common/fixture/logging.py
deleted file mode 100644
index 3823a03..0000000
--- a/pycadf/openstack/common/fixture/logging.py
+++ /dev/null
@@ -1,34 +0,0 @@
-# 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 fixtures
-
-
-def get_logging_handle_error_fixture():
-    """returns a fixture to make logging raise formatting exceptions.
-
-    Usage:
-    self.useFixture(logging.get_logging_handle_error_fixture())
-    """
-    return fixtures.MonkeyPatch('logging.Handler.handleError',
-                                _handleError)
-
-
-def _handleError(self, record):
-    """Monkey patch for logging.Handler.handleError.
-
-    The default handleError just logs the error to stderr but we want
-    the option of actually raising an exception.
-    """
-    raise
diff --git a/pycadf/openstack/common/fixture/mockpatch.py b/pycadf/openstack/common/fixture/mockpatch.py
deleted file mode 100644
index 4ca6bea..0000000
--- a/pycadf/openstack/common/fixture/mockpatch.py
+++ /dev/null
@@ -1,62 +0,0 @@
-# Copyright 2010 United States Government as represented by the
-# Administrator of the National Aeronautics and Space Administration.
-# Copyright 2013 Hewlett-Packard Development Company, L.P.
-# 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.
-
-##############################################################################
-##############################################################################
-##
-## DO NOT MODIFY THIS FILE
-##
-## This file is being graduated to the oslotest library. Please make all
-## changes there, and only backport critical fixes here. - dhellmann
-##
-##############################################################################
-##############################################################################
-
-import fixtures
-import mock
-
-
-class PatchObject(fixtures.Fixture):
-    """Deal with code around mock."""
-
-    def __init__(self, obj, attr, new=mock.DEFAULT, **kwargs):
-        self.obj = obj
-        self.attr = attr
-        self.kwargs = kwargs
-        self.new = new
-
-    def setUp(self):
-        super(PatchObject, self).setUp()
-        _p = mock.patch.object(self.obj, self.attr, self.new, **self.kwargs)
-        self.mock = _p.start()
-        self.addCleanup(_p.stop)
-
-
-class Patch(fixtures.Fixture):
-
-    """Deal with code around mock.patch."""
-
-    def __init__(self, obj, new=mock.DEFAULT, **kwargs):
-        self.obj = obj
-        self.kwargs = kwargs
-        self.new = new
-
-    def setUp(self):
-        super(Patch, self).setUp()
-        _p = mock.patch(self.obj, self.new, **self.kwargs)
-        self.mock = _p.start()
-        self.addCleanup(_p.stop)
diff --git a/pycadf/openstack/common/fixture/moxstubout.py b/pycadf/openstack/common/fixture/moxstubout.py
deleted file mode 100644
index c76c4bd..0000000
--- a/pycadf/openstack/common/fixture/moxstubout.py
+++ /dev/null
@@ -1,43 +0,0 @@
-# Copyright 2010 United States Government as represented by the
-# Administrator of the National Aeronautics and Space Administration.
-# Copyright 2013 Hewlett-Packard Development Company, L.P.
-# 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.
-
-##############################################################################
-##############################################################################
-##
-## DO NOT MODIFY THIS FILE
-##
-## This file is being graduated to the oslotest library. Please make all
-## changes there, and only backport critical fixes here. - dhellmann
-##
-##############################################################################
-##############################################################################
-
-import fixtures
-from six.moves import mox
-
-
-class MoxStubout(fixtures.Fixture):
-    """Deal with code around mox and stubout as a fixture."""
-
-    def setUp(self):
-        super(MoxStubout, self).setUp()
-        # emulate some of the mox stuff, we can't use the metaclass
-        # because it screws with our generators
-        self.mox = mox.Mox()
-        self.stubs = self.mox.stubs
-        self.addCleanup(self.mox.UnsetStubs)
-        self.addCleanup(self.mox.VerifyAll)
diff --git a/pycadf/openstack/common/local.py b/pycadf/openstack/common/local.py
deleted file mode 100644
index 0819d5b..0000000
--- a/pycadf/openstack/common/local.py
+++ /dev/null
@@ -1,45 +0,0 @@
-# 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.
-
-"""Local storage of variables using weak references"""
-
-import threading
-import weakref
-
-
-class WeakLocal(threading.local):
-    def __getattribute__(self, attr):
-        rval = super(WeakLocal, self).__getattribute__(attr)
-        if rval:
-            # NOTE(mikal): this bit is confusing. What is stored is a weak
-            # reference, not the value itself. We therefore need to lookup
-            # the weak reference and return the inner value here.
-            rval = rval()
-        return rval
-
-    def __setattr__(self, attr, value):
-        value = weakref.ref(value)
-        return super(WeakLocal, self).__setattr__(attr, value)
-
-
-# NOTE(mikal): the name "store" should be deprecated in the future
-store = WeakLocal()
-
-# A "weak" store uses weak references and allows an object to fall out of scope
-# when it falls out of scope in the code that uses the thread local storage. A
-# "strong" store will hold a reference to the object so that it never falls out
-# of scope.
-weak_store = WeakLocal()
-strong_store = threading.local()
diff --git a/pycadf/openstack/common/lockutils.py b/pycadf/openstack/common/lockutils.py
deleted file mode 100644
index 9814891..0000000
--- a/pycadf/openstack/common/lockutils.py
+++ /dev/null
@@ -1,326 +0,0 @@
-# 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 functools
-import logging
-import os
-import shutil
-import subprocess
-import sys
-import tempfile
-import threading
-import time
-import weakref
-
-from oslo.config import cfg
-
-from pycadf.openstack.common import fileutils
-from pycadf.openstack.common._i18n import _, _LE, _LI
-
-
-LOG = logging.getLogger(__name__)
-
-
-util_opts = [
-    cfg.BoolOpt('disable_process_locking', default=False,
-                help='Enables or disables inter-process locks.'),
-    cfg.StrOpt('lock_path',
-               default=os.environ.get("PYCADF_LOCK_PATH"),
-               help='Directory to use for lock files.')
-]
-
-
-CONF = cfg.CONF
-CONF.register_opts(util_opts)
-
-
-def set_defaults(lock_path):
-    cfg.set_defaults(util_opts, lock_path=lock_path)
-
-
-class _FileLock(object):
-    """Lock implementation which allows multiple locks, working around
-    issues like bugs.debian.org/cgi-bin/bugreport.cgi?bug=632857 and does
-    not require any cleanup. Since the lock is always held on a file
-    descriptor rather than outside of the process, the lock gets dropped
-    automatically if the process crashes, even if __exit__ is not executed.
-
-    There are no guarantees regarding usage by multiple green threads in a
-    single process here. This lock works only between processes. Exclusive
-    access between local threads should be achieved using the semaphores
-    in the @synchronized decorator.
-
-    Note these locks are released when the descriptor is closed, so it's not
-    safe to close the file descriptor while another green thread holds the
-    lock. Just opening and closing the lock file can break synchronisation,
-    so lock files must be accessed only using this abstraction.
-    """
-
-    def __init__(self, name):
-        self.lockfile = None
-        self.fname = name
-
-    def acquire(self):
-        basedir = os.path.dirname(self.fname)
-
-        if not os.path.exists(basedir):
-            fileutils.ensure_tree(basedir)
-            LOG.info(_LI('Created lock path: %s'), basedir)
-
-        self.lockfile = open(self.fname, 'w')
-
-        while True:
-            try:
-                # Using non-blocking locks since green threads are not
-                # patched to deal with blocking locking calls.
-                # Also upon reading the MSDN docs for locking(), it seems
-                # to have a laughable 10 attempts "blocking" mechanism.
-                self.trylock()
-                LOG.debug('Got file lock "%s"', self.fname)
-                return True
-            except IOError as e:
-                if e.errno in (errno.EACCES, errno.EAGAIN):
-                    # external locks synchronise things like iptables
-                    # updates - give it some time to prevent busy spinning
-                    time.sleep(0.01)
-                else:
-                    raise threading.ThreadError(_("Unable to acquire lock on"
-                                                  " `%(filename)s` due to"
-                                                  " %(exception)s") %
-                                                {'filename': self.fname,
-                                                    'exception': e})
-
-    def __enter__(self):
-        self.acquire()
-        return self
-
-    def release(self):
-        try:
-            self.unlock()
-            self.lockfile.close()
-            LOG.debug('Released file lock "%s"', self.fname)
-        except IOError:
-            LOG.exception(_LE("Could not release the acquired lock `%s`"),
-                          self.fname)
-
-    def __exit__(self, exc_type, exc_val, exc_tb):
-        self.release()
-
-    def exists(self):
-        return os.path.exists(self.fname)
-
-    def trylock(self):
-        raise NotImplementedError()
-
-    def unlock(self):
-        raise NotImplementedError()
-
-
-class _WindowsLock(_FileLock):
-    def trylock(self):
-        msvcrt.locking(self.lockfile.fileno(), msvcrt.LK_NBLCK, 1)
-
-    def unlock(self):
-        msvcrt.locking(self.lockfile.fileno(), msvcrt.LK_UNLCK, 1)
-
-
-class _FcntlLock(_FileLock):
-    def trylock(self):
-        fcntl.lockf(self.lockfile, fcntl.LOCK_EX | fcntl.LOCK_NB)
-
-    def unlock(self):
-        fcntl.lockf(self.lockfile, fcntl.LOCK_UN)
-
-
-if os.name == 'nt':
-    import msvcrt
-    InterProcessLock = _WindowsLock
-else:
-    import fcntl
-    InterProcessLock = _FcntlLock
-
-_semaphores = weakref.WeakValueDictionary()
-_semaphores_lock = threading.Lock()
-
-
-def _get_lock_path(name, lock_file_prefix, lock_path=None):
-    # NOTE(mikal): the lock name cannot contain directory
-    # separators
-    name = name.replace(os.sep, '_')
-    if lock_file_prefix:
-        sep = '' if lock_file_prefix.endswith('-') else '-'
-        name = '%s%s%s' % (lock_file_prefix, sep, name)
-
-    local_lock_path = lock_path or CONF.lock_path
-
-    if not local_lock_path:
-        raise cfg.RequiredOptError('lock_path')
-
-    return os.path.join(local_lock_path, name)
-
-
-def external_lock(name, lock_file_prefix=None, lock_path=None):
-    LOG.debug('Attempting to grab external lock "%(lock)s"',
-              {'lock': name})
-
-    lock_file_path = _get_lock_path(name, lock_file_prefix, lock_path)
-
-    return InterProcessLock(lock_file_path)
-
-
-def remove_external_lock_file(name, lock_file_prefix=None):
-    """Remove an external lock file when it's not used anymore
-    This will be helpful when we have a lot of lock files
-    """
-    with internal_lock(name):
-        lock_file_path = _get_lock_path(name, lock_file_prefix)
-        try:
-            os.remove(lock_file_path)
-        except OSError:
-            LOG.info(_LI('Failed to remove file %(file)s'),
-                     {'file': lock_file_path})
-
-
-def internal_lock(name):
-    with _semaphores_lock:
-        try:
-            sem = _semaphores[name]
-            LOG.debug('Using existing semaphore "%s"', name)
-        except KeyError:
-            sem = threading.Semaphore()
-            _semaphores[name] = sem
-            LOG.debug('Created new semaphore "%s"', name)
-
-    return sem
-
-
-@contextlib.contextmanager
-def lock(name, lock_file_prefix=None, external=False, lock_path=None):
-    """Context based lock
-
-    This function yields a `threading.Semaphore` instance (if we don't use
-    eventlet.monkey_patch(), else `semaphore.Semaphore`) unless external is
-    True, in which case, it'll yield an InterProcessLock instance.
-
-    :param lock_file_prefix: The lock_file_prefix argument is used to provide
-      lock files on disk with a meaningful prefix.
-
-    :param external: The external keyword argument denotes whether this lock
-      should work across multiple processes. This means that if two different
-      workers both run a method decorated with @synchronized('mylock',
-      external=True), only one of them will execute at a time.
-    """
-    int_lock = internal_lock(name)
-    with int_lock:
-        LOG.debug('Acquired semaphore "%(lock)s"', {'lock': name})
-        try:
-            if external and not CONF.disable_process_locking:
-                ext_lock = external_lock(name, lock_file_prefix, lock_path)
-                with ext_lock:
-                    yield ext_lock
-            else:
-                yield int_lock
-        finally:
-            LOG.debug('Releasing semaphore "%(lock)s"', {'lock': name})
-
-
-def synchronized(name, lock_file_prefix=None, external=False, lock_path=None):
-    """Synchronization decorator.
-
-    Decorating a method like so::
-
-        @synchronized('mylock')
-        def foo(self, *args):
-           ...
-
-    ensures that only one thread will execute the foo method at a time.
-
-    Different methods can share the same lock::
-
-        @synchronized('mylock')
-        def foo(self, *args):
-           ...
-
-        @synchronized('mylock')
-        def bar(self, *args):
-           ...
-
-    This way only one of either foo or bar can be executing at a time.
-    """
-
-    def wrap(f):
-        @functools.wraps(f)
-        def inner(*args, **kwargs):
-            try:
-                with lock(name, lock_file_prefix, external, lock_path):
-                    LOG.debug('Got semaphore / lock "%(function)s"',
-                              {'function': f.__name__})
-                    return f(*args, **kwargs)
-            finally:
-                LOG.debug('Semaphore / lock released "%(function)s"',
-                          {'function': f.__name__})
-        return inner
-    return wrap
-
-
-def synchronized_with_prefix(lock_file_prefix):
-    """Partial object generator for the synchronization decorator.
-
-    Redefine @synchronized in each project like so::
-
-        (in nova/utils.py)
-        from nova.openstack.common import lockutils
-
-        synchronized = lockutils.synchronized_with_prefix('nova-')
-
-
-        (in nova/foo.py)
-        from nova import utils
-
-        @utils.synchronized('mylock')
-        def bar(self, *args):
-           ...
-
-    The lock_file_prefix argument is used to provide lock files on disk with a
-    meaningful prefix.
-    """
-
-    return functools.partial(synchronized, lock_file_prefix=lock_file_prefix)
-
-
-def main(argv):
-    """Create a dir for locks and pass it to command from arguments
-
-    If you run this:
-    python -m openstack.common.lockutils python setup.py testr <etc>
-
-    a temporary directory will be created for all your locks and passed to all
-    your tests in an environment variable. The temporary dir will be deleted
-    afterwards and the return value will be preserved.
-    """
-
-    lock_dir = tempfile.mkdtemp()
-    os.environ["PYCADF_LOCK_PATH"] = lock_dir
-    try:
-        ret_val = subprocess.call(argv[1:])
-    finally:
-        shutil.rmtree(lock_dir, ignore_errors=True)
-    return ret_val
-
-
-if __name__ == '__main__':
-    sys.exit(main(sys.argv))
diff --git a/pycadf/openstack/common/log.py b/pycadf/openstack/common/log.py
deleted file mode 100644
index 2197609..0000000
--- a/pycadf/openstack/common/log.py
+++ /dev/null
@@ -1,710 +0,0 @@
-# Copyright 2011 OpenStack Foundation.
-# Copyright 2010 United States Government as represented by the
-# Administrator of the National Aeronautics and Space Administration.
-# 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.
-
-"""OpenStack logging handler.
-
-This module adds to logging functionality by adding the option to specify
-a context object when calling the various log methods.  If the context object
-is not specified, default formatting is used. Additionally, an instance uuid
-may be passed as part of the log message, which is intended to make it easier
-for admins to find messages related to a specific instance.
-
-It also allows setting of formatting information through conf.
-
-"""
-
-import inspect
-import itertools
-import logging
-import logging.config
-import logging.handlers
-import os
-import socket
-import sys
-import traceback
-
-from oslo.config import cfg
-from oslo.serialization import jsonutils
-from oslo.utils import importutils
-import six
-from six import moves
-
-_PY26 = sys.version_info[0:2] == (2, 6)
-
-from pycadf.openstack.common._i18n import _
-from pycadf.openstack.common import local
-
-
-_DEFAULT_LOG_DATE_FORMAT = "%Y-%m-%d %H:%M:%S"
-
-
-common_cli_opts = [
-    cfg.BoolOpt('debug',
-                short='d',
-                default=False,
-                help='Print debugging output (set logging level to '
-                     'DEBUG instead of default WARNING level).'),
-    cfg.BoolOpt('verbose',
-                short='v',
-                default=False,
-                help='Print more verbose output (set logging level to '
-                     'INFO instead of default WARNING level).'),
-]
-
-logging_cli_opts = [
-    cfg.StrOpt('log-config-append',
-               metavar='PATH',
-               deprecated_name='log-config',
-               help='The name of a logging configuration file. This file '
-                    'is appended to any existing logging configuration '
-                    'files. For details about logging configuration files, '
-                    'see the Python logging module documentation.'),
-    cfg.StrOpt('log-format',
-               metavar='FORMAT',
-               help='DEPRECATED. '
-                    'A logging.Formatter log message format string which may '
-                    'use any of the available logging.LogRecord attributes. '
-                    'This option is deprecated.  Please use '
-                    'logging_context_format_string and '
-                    'logging_default_format_string instead.'),
-    cfg.StrOpt('log-date-format',
-               default=_DEFAULT_LOG_DATE_FORMAT,
-               metavar='DATE_FORMAT',
-               help='Format string for %%(asctime)s in log records. '
-                    'Default: %(default)s .'),
-    cfg.StrOpt('log-file',
-               metavar='PATH',
-               deprecated_name='logfile',
-               help='(Optional) Name of log file to output to. '
-                    'If no default is set, logging will go to stdout.'),
-    cfg.StrOpt('log-dir',
-               deprecated_name='logdir',
-               help='(Optional) The base directory used for relative '
-                    '--log-file paths.'),
-    cfg.BoolOpt('use-syslog',
-                default=False,
-                help='Use syslog for logging. '
-                     'Existing syslog format is DEPRECATED during I, '
-                     'and will change in J to honor RFC5424.'),
-    cfg.BoolOpt('use-syslog-rfc-format',
-                # TODO(bogdando) remove or use True after existing
-                #    syslog format deprecation in J
-                default=False,
-                help='(Optional) Enables or disables syslog rfc5424 format '
-                     'for logging. If enabled, prefixes the MSG part of the '
-                     'syslog message with APP-NAME (RFC5424). The '
-                     'format without the APP-NAME is deprecated in I, '
-                     'and will be removed in J.'),
-    cfg.StrOpt('syslog-log-facility',
-               default='LOG_USER',
-               help='Syslog facility to receive log lines.')
-]
-
-generic_log_opts = [
-    cfg.BoolOpt('use_stderr',
-                default=True,
-                help='Log output to standard error.')
-]
-
-DEFAULT_LOG_LEVELS = ['amqp=WARN', 'amqplib=WARN', 'boto=WARN',
-                      'qpid=WARN', 'sqlalchemy=WARN', 'suds=INFO',
-                      'oslo.messaging=INFO', 'iso8601=WARN',
-                      'requests.packages.urllib3.connectionpool=WARN',
-                      'urllib3.connectionpool=WARN', 'websocket=WARN',
-                      "keystonemiddleware=WARN", "routes.middleware=WARN",
-                      "stevedore=WARN"]
-
-log_opts = [
-    cfg.StrOpt('logging_context_format_string',
-               default='%(asctime)s.%(msecs)03d %(process)d %(levelname)s '
-                       '%(name)s [%(request_id)s %(user_identity)s] '
-                       '%(instance)s%(message)s',
-               help='Format string to use for log messages with context.'),
-    cfg.StrOpt('logging_default_format_string',
-               default='%(asctime)s.%(msecs)03d %(process)d %(levelname)s '
-                       '%(name)s [-] %(instance)s%(message)s',
-               help='Format string to use for log messages without context.'),
-    cfg.StrOpt('logging_debug_format_suffix',
-               default='%(funcName)s %(pathname)s:%(lineno)d',
-               help='Data to append to log format when level is DEBUG.'),
-    cfg.StrOpt('logging_exception_prefix',
-               default='%(asctime)s.%(msecs)03d %(process)d TRACE %(name)s '
-               '%(instance)s',
-               help='Prefix each line of exception output with this format.'),
-    cfg.ListOpt('default_log_levels',
-                default=DEFAULT_LOG_LEVELS,
-                help='List of logger=LEVEL pairs.'),
-    cfg.BoolOpt('publish_errors',
-                default=False,
-                help='Enables or disables publication of error events.'),
-    cfg.BoolOpt('fatal_deprecations',
-                default=False,
-                help='Enables or disables fatal status of deprecations.'),
-
-    # NOTE(mikal): there are two options here because sometimes we are handed
-    # a full instance (and could include more information), and other times we
-    # are just handed a UUID for the instance.
-    cfg.StrOpt('instance_format',
-               default='[instance: %(uuid)s] ',
-               help='The format for an instance that is passed with the log '
-                    'message.'),
-    cfg.StrOpt('instance_uuid_format',
-               default='[instance: %(uuid)s] ',
-               help='The format for an instance UUID that is passed with the '
-                    'log message.'),
-]
-
-CONF = cfg.CONF
-CONF.register_cli_opts(common_cli_opts)
-CONF.register_cli_opts(logging_cli_opts)
-CONF.register_opts(generic_log_opts)
-CONF.register_opts(log_opts)
-
-# our new audit level
-# NOTE(jkoelker) Since we synthesized an audit level, make the logging
-#                module aware of it so it acts like other levels.
-logging.AUDIT = logging.INFO + 1
-logging.addLevelName(logging.AUDIT, 'AUDIT')
-
-
-try:
-    NullHandler = logging.NullHandler
-except AttributeError:  # NOTE(jkoelker) NullHandler added in Python 2.7
-    class NullHandler(logging.Handler):
-        def handle(self, record):
-            pass
-
-        def emit(self, record):
-            pass
-
-        def createLock(self):
-            self.lock = None
-
-
-def _dictify_context(context):
-    if context is None:
-        return None
-    if not isinstance(context, dict) and getattr(context, 'to_dict', None):
-        context = context.to_dict()
-    return context
-
-
-def _get_binary_name():
-    return os.path.basename(inspect.stack()[-1][1])
-
-
-def _get_log_file_path(binary=None):
-    logfile = CONF.log_file
-    logdir = CONF.log_dir
-
-    if logfile and not logdir:
-        return logfile
-
-    if logfile and logdir:
-        return os.path.join(logdir, logfile)
-
-    if logdir:
-        binary = binary or _get_binary_name()
-        return '%s.log' % (os.path.join(logdir, binary),)
-
-    return None
-
-
-class BaseLoggerAdapter(logging.LoggerAdapter):
-
-    def audit(self, msg, *args, **kwargs):
-        self.log(logging.AUDIT, msg, *args, **kwargs)
-
-    def isEnabledFor(self, level):
-        if _PY26:
-            # This method was added in python 2.7 (and it does the exact
-            # same logic, so we need to do the exact same logic so that
-            # python 2.6 has this capability as well).
-            return self.logger.isEnabledFor(level)
-        else:
-            return super(BaseLoggerAdapter, self).isEnabledFor(level)
-
-
-class LazyAdapter(BaseLoggerAdapter):
-    def __init__(self, name='unknown', version='unknown'):
-        self._logger = None
-        self.extra = {}
-        self.name = name
-        self.version = version
-
-    @property
-    def logger(self):
-        if not self._logger:
-            self._logger = getLogger(self.name, self.version)
-            if six.PY3:
-                # In Python 3, the code fails because the 'manager' attribute
-                # cannot be found when using a LoggerAdapter as the
-                # underlying logger. Work around this issue.
-                self._logger.manager = self._logger.logger.manager
-        return self._logger
-
-
-class ContextAdapter(BaseLoggerAdapter):
-    warn = logging.LoggerAdapter.warning
-
-    def __init__(self, logger, project_name, version_string):
-        self.logger = logger
-        self.project = project_name
-        self.version = version_string
-        self._deprecated_messages_sent = dict()
-
-    @property
-    def handlers(self):
-        return self.logger.handlers
-
-    def deprecated(self, msg, *args, **kwargs):
-        """Call this method when a deprecated feature is used.
-
-        If the system is configured for fatal deprecations then the message
-        is logged at the 'critical' level and :class:`DeprecatedConfig` will
-        be raised.
-
-        Otherwise, the message will be logged (once) at the 'warn' level.
-
-        :raises: :class:`DeprecatedConfig` if the system is configured for
-                 fatal deprecations.
-
-        """
-        stdmsg = _("Deprecated: %s") % msg
-        if CONF.fatal_deprecations:
-            self.critical(stdmsg, *args, **kwargs)
-            raise DeprecatedConfig(msg=stdmsg)
-
-        # Using a list because a tuple with dict can't be stored in a set.
-        sent_args = self._deprecated_messages_sent.setdefault(msg, list())
-
-        if args in sent_args:
-            # Already logged this message, so don't log it again.
-            return
-
-        sent_args.append(args)
-        self.warn(stdmsg, *args, **kwargs)
-
-    def process(self, msg, kwargs):
-        # NOTE(jecarey): If msg is not unicode, coerce it into unicode
-        #                before it can get to the python logging and
-        #                possibly cause string encoding trouble
-        if not isinstance(msg, six.text_type):
-            msg = six.text_type(msg)
-
-        if 'extra' not in kwargs:
-            kwargs['extra'] = {}
-        extra = kwargs['extra']
-
-        context = kwargs.pop('context', None)
-        if not context:
-            context = getattr(local.store, 'context', None)
-        if context:
-            extra.update(_dictify_context(context))
-
-        instance = kwargs.pop('instance', None)
-        instance_uuid = (extra.get('instance_uuid') or
-                         kwargs.pop('instance_uuid', None))
-        instance_extra = ''
-        if instance:
-            instance_extra = CONF.instance_format % instance
-        elif instance_uuid:
-            instance_extra = (CONF.instance_uuid_format
-                              % {'uuid': instance_uuid})
-        extra['instance'] = instance_extra
-
-        extra.setdefault('user_identity', kwargs.pop('user_identity', None))
-
-        extra['project'] = self.project
-        extra['version'] = self.version
-        extra['extra'] = extra.copy()
-        return msg, kwargs
-
-
-class JSONFormatter(logging.Formatter):
-    def __init__(self, fmt=None, datefmt=None):
-        # NOTE(jkoelker) we ignore the fmt argument, but its still there
-        #                since logging.config.fileConfig passes it.
-        self.datefmt = datefmt
-
-    def formatException(self, ei, strip_newlines=True):
-        lines = traceback.format_exception(*ei)
-        if strip_newlines:
-            lines = [moves.filter(
-                lambda x: x,
-                line.rstrip().splitlines()) for line in lines]
-            lines = list(itertools.chain(*lines))
-        return lines
-
-    def format(self, record):
-        message = {'message': record.getMessage(),
-                   'asctime': self.formatTime(record, self.datefmt),
-                   'name': record.name,
-                   'msg': record.msg,
-                   'args': record.args,
-                   'levelname': record.levelname,
-                   'levelno': record.levelno,
-                   'pathname': record.pathname,
-                   'filename': record.filename,
-                   'module': record.module,
-                   'lineno': record.lineno,
-                   'funcname': record.funcName,
-                   'created': record.created,
-                   'msecs': record.msecs,
-                   'relative_created': record.relativeCreated,
-                   'thread': record.thread,
-                   'thread_name': record.threadName,
-                   'process_name': record.processName,
-                   'process': record.process,
-                   'traceback': None}
-
-        if hasattr(record, 'extra'):
-            message['extra'] = record.extra
-
-        if record.exc_info:
-            message['traceback'] = self.formatException(record.exc_info)
-
-        return jsonutils.dumps(message)
-
-
-def _create_logging_excepthook(product_name):
-    def logging_excepthook(exc_type, value, tb):
-        extra = {'exc_info': (exc_type, value, tb)}
-        getLogger(product_name).critical(
-            "".join(traceback.format_exception_only(exc_type, value)),
-            **extra)
-    return logging_excepthook
-
-
-class LogConfigError(Exception):
-
-    message = _('Error loading logging config %(log_config)s: %(err_msg)s')
-
-    def __init__(self, log_config, err_msg):
-        self.log_config = log_config
-        self.err_msg = err_msg
-
-    def __str__(self):
-        return self.message % dict(log_config=self.log_config,
-                                   err_msg=self.err_msg)
-
-
-def _load_log_config(log_config_append):
-    try:
-        logging.config.fileConfig(log_config_append,
-                                  disable_existing_loggers=False)
-    except (moves.configparser.Error, KeyError) as exc:
-        raise LogConfigError(log_config_append, six.text_type(exc))
-
-
-def setup(product_name, version='unknown'):
-    """Setup logging."""
-    if CONF.log_config_append:
-        _load_log_config(CONF.log_config_append)
-    else:
-        _setup_logging_from_conf(product_name, version)
-    sys.excepthook = _create_logging_excepthook(product_name)
-
-
-def set_defaults(logging_context_format_string=None,
-                 default_log_levels=None):
-    # Just in case the caller is not setting the
-    # default_log_level. This is insurance because
-    # we introduced the default_log_level parameter
-    # later in a backwards in-compatible change
-    if default_log_levels is not None:
-        cfg.set_defaults(
-            log_opts,
-            default_log_levels=default_log_levels)
-    if logging_context_format_string is not None:
-        cfg.set_defaults(
-            log_opts,
-            logging_context_format_string=logging_context_format_string)
-
-
-def _find_facility_from_conf():
-    facility_names = logging.handlers.SysLogHandler.facility_names
-    facility = getattr(logging.handlers.SysLogHandler,
-                       CONF.syslog_log_facility,
-                       None)
-
-    if facility is None and CONF.syslog_log_facility in facility_names:
-        facility = facility_names.get(CONF.syslog_log_facility)
-
-    if facility is None:
-        valid_facilities = facility_names.keys()
-        consts = ['LOG_AUTH', 'LOG_AUTHPRIV', 'LOG_CRON', 'LOG_DAEMON',
-                  'LOG_FTP', 'LOG_KERN', 'LOG_LPR', 'LOG_MAIL', 'LOG_NEWS',
-                  'LOG_AUTH', 'LOG_SYSLOG', 'LOG_USER', 'LOG_UUCP',
-                  'LOG_LOCAL0', 'LOG_LOCAL1', 'LOG_LOCAL2', 'LOG_LOCAL3',
-                  'LOG_LOCAL4', 'LOG_LOCAL5', 'LOG_LOCAL6', 'LOG_LOCAL7']
-        valid_facilities.extend(consts)
-        raise TypeError(_('syslog facility must be one of: %s') %
-                        ', '.join("'%s'" % fac
-                                  for fac in valid_facilities))
-
-    return facility
-
-
-class RFCSysLogHandler(logging.handlers.SysLogHandler):
-    def __init__(self, *args, **kwargs):
-        self.binary_name = _get_binary_name()
-        # Do not use super() unless type(logging.handlers.SysLogHandler)
-        #  is 'type' (Python 2.7).
-        # Use old style calls, if the type is 'classobj' (Python 2.6)
-        logging.handlers.SysLogHandler.__init__(self, *args, **kwargs)
-
-    def format(self, record):
-        # Do not use super() unless type(logging.handlers.SysLogHandler)
-        #  is 'type' (Python 2.7).
-        # Use old style calls, if the type is 'classobj' (Python 2.6)
-        msg = logging.handlers.SysLogHandler.format(self, record)
-        msg = self.binary_name + ' ' + msg
-        return msg
-
-
-def _setup_logging_from_conf(project, version):
-    log_root = getLogger(None).logger
-    for handler in log_root.handlers:
-        log_root.removeHandler(handler)
-
-    logpath = _get_log_file_path()
-    if logpath:
-        filelog = logging.handlers.WatchedFileHandler(logpath)
-        log_root.addHandler(filelog)
-
-    if CONF.use_stderr:
-        streamlog = ColorHandler()
-        log_root.addHandler(streamlog)
-
-    elif not logpath:
-        # pass sys.stdout as a positional argument
-        # python2.6 calls the argument strm, in 2.7 it's stream
-        streamlog = logging.StreamHandler(sys.stdout)
-        log_root.addHandler(streamlog)
-
-    if CONF.publish_errors:
-        try:
-            handler = importutils.import_object(
-                "pycadf.openstack.common.log_handler.PublishErrorsHandler",
-                logging.ERROR)
-        except ImportError:
-            handler = importutils.import_object(
-                "oslo.messaging.notify.log_handler.PublishErrorsHandler",
-                logging.ERROR)
-        log_root.addHandler(handler)
-
-    datefmt = CONF.log_date_format
-    for handler in log_root.handlers:
-        # NOTE(alaski): CONF.log_format overrides everything currently.  This
-        # should be deprecated in favor of context aware formatting.
-        if CONF.log_format:
-            handler.setFormatter(logging.Formatter(fmt=CONF.log_format,
-                                                   datefmt=datefmt))
-            log_root.info('Deprecated: log_format is now deprecated and will '
-                          'be removed in the next release')
-        else:
-            handler.setFormatter(ContextFormatter(project=project,
-                                                  version=version,
-                                                  datefmt=datefmt))
-
-    if CONF.debug:
-        log_root.setLevel(logging.DEBUG)
-    elif CONF.verbose:
-        log_root.setLevel(logging.INFO)
-    else:
-        log_root.setLevel(logging.WARNING)
-
-    for pair in CONF.default_log_levels:
-        mod, _sep, level_name = pair.partition('=')
-        logger = logging.getLogger(mod)
-        # NOTE(AAzza) in python2.6 Logger.setLevel doesn't convert string name
-        # to integer code.
-        if sys.version_info < (2, 7):
-            level = logging.getLevelName(level_name)
-            logger.setLevel(level)
-        else:
-            logger.setLevel(level_name)
-
-    if CONF.use_syslog:
-        try:
-            facility = _find_facility_from_conf()
-            # TODO(bogdando) use the format provided by RFCSysLogHandler
-            #   after existing syslog format deprecation in J
-            if CONF.use_syslog_rfc_format:
-                syslog = RFCSysLogHandler(facility=facility)
-            else:
-                syslog = logging.handlers.SysLogHandler(facility=facility)
-            log_root.addHandler(syslog)
-        except socket.error:
-            log_root.error('Unable to add syslog handler. Verify that syslog '
-                           'is running.')
-
-
-_loggers = {}
-
-
-def getLogger(name='unknown', version='unknown'):
-    if name not in _loggers:
-        _loggers[name] = ContextAdapter(logging.getLogger(name),
-                                        name,
-                                        version)
-    return _loggers[name]
-
-
-def getLazyLogger(name='unknown', version='unknown'):
-    """Returns lazy logger.
-
-    Creates a pass-through logger that does not create the real logger
-    until it is really needed and delegates all calls to the real logger
-    once it is created.
-    """
-    return LazyAdapter(name, version)
-
-
-class WritableLogger(object):
-    """A thin wrapper that responds to `write` and logs."""
-
-    def __init__(self, logger, level=logging.INFO):
-        self.logger = logger
-        self.level = level
-
-    def write(self, msg):
-        self.logger.log(self.level, msg.rstrip())
-
-
-class ContextFormatter(logging.Formatter):
-    """A context.RequestContext aware formatter configured through flags.
-
-    The flags used to set format strings are: logging_context_format_string
-    and logging_default_format_string.  You can also specify
-    logging_debug_format_suffix to append extra formatting if the log level is
-    debug.
-
-    For information about what variables are available for the formatter see:
-    http://docs.python.org/library/logging.html#formatter
-
-    If available, uses the context value stored in TLS - local.store.context
-
-    """
-
-    def __init__(self, *args, **kwargs):
-        """Initialize ContextFormatter instance
-
-        Takes additional keyword arguments which can be used in the message
-        format string.
-
-        :keyword project: project name
-        :type project: string
-        :keyword version: project version
-        :type version: string
-
-        """
-
-        self.project = kwargs.pop('project', 'unknown')
-        self.version = kwargs.pop('version', 'unknown')
-
-        logging.Formatter.__init__(self, *args, **kwargs)
-
-    def format(self, record):
-        """Uses contextstring if request_id is set, otherwise default."""
-
-        # NOTE(jecarey): If msg is not unicode, coerce it into unicode
-        #                before it can get to the python logging and
-        #                possibly cause string encoding trouble
-        if not isinstance(record.msg, six.text_type):
-            record.msg = six.text_type(record.msg)
-
-        # store project info
-        record.project = self.project
-        record.version = self.version
-
-        # store request info
-        context = getattr(local.store, 'context', None)
-        if context:
-            d = _dictify_context(context)
-            for k, v in d.items():
-                setattr(record, k, v)
-
-        # NOTE(sdague): default the fancier formatting params
-        # to an empty string so we don't throw an exception if
-        # they get used
-        for key in ('instance', 'color', 'user_identity'):
-            if key not in record.__dict__:
-                record.__dict__[key] = ''
-
-        if record.__dict__.get('request_id'):
-            fmt = CONF.logging_context_format_string
-        else:
-            fmt = CONF.logging_default_format_string
-
-        if (record.levelno == logging.DEBUG and
-                CONF.logging_debug_format_suffix):
-            fmt += " " + CONF.logging_debug_format_suffix
-
-        if sys.version_info < (3, 2):
-            self._fmt = fmt
-        else:
-            self._style = logging.PercentStyle(fmt)
-            self._fmt = self._style._fmt
-        # Cache this on the record, Logger will respect our formatted copy
-        if record.exc_info:
-            record.exc_text = self.formatException(record.exc_info, record)
-        return logging.Formatter.format(self, record)
-
-    def formatException(self, exc_info, record=None):
-        """Format exception output with CONF.logging_exception_prefix."""
-        if not record:
-            return logging.Formatter.formatException(self, exc_info)
-
-        stringbuffer = moves.StringIO()
-        traceback.print_exception(exc_info[0], exc_info[1], exc_info[2],
-                                  None, stringbuffer)
-        lines = stringbuffer.getvalue().split('\n')
-        stringbuffer.close()
-
-        if CONF.logging_exception_prefix.find('%(asctime)') != -1:
-            record.asctime = self.formatTime(record, self.datefmt)
-
-        formatted_lines = []
-        for line in lines:
-            pl = CONF.logging_exception_prefix % record.__dict__
-            fl = '%s%s' % (pl, line)
-            formatted_lines.append(fl)
-        return '\n'.join(formatted_lines)
-
-
-class ColorHandler(logging.StreamHandler):
-    LEVEL_COLORS = {
-        logging.DEBUG: '\033[00;32m',  # GREEN
-        logging.INFO: '\033[00;36m',  # CYAN
-        logging.AUDIT: '\033[01;36m',  # BOLD CYAN
-        logging.WARN: '\033[01;33m',  # BOLD YELLOW
-        logging.ERROR: '\033[01;31m',  # BOLD RED
-        logging.CRITICAL: '\033[01;31m',  # BOLD RED
-    }
-
-    def format(self, record):
-        record.color = self.LEVEL_COLORS[record.levelno]
-        return logging.StreamHandler.format(self, record)
-
-
-class DeprecatedConfig(Exception):
-    message = _("Fatal call to deprecated config: %(msg)s")
-
-    def __init__(self, msg):
-        super(Exception, self).__init__(self.message % dict(msg=msg))
diff --git a/pycadf/tests/base.py b/pycadf/tests/base.py
index f6b4400..f63578c 100644
--- a/pycadf/tests/base.py
+++ b/pycadf/tests/base.py
@@ -18,10 +18,9 @@ import os.path
 
 import fixtures
 from oslo.config import cfg
+from oslotest import moxstubout
 import testtools
 
-from pycadf.openstack.common.fixture import moxstubout
-
 
 class TestCase(testtools.TestCase):