openstack
/
cloudkitty
Code Issues Proposed changes

Remove deprecated APIs and method in cloudkitty 

Remove deprecated model `ModuleEnableState` and use
`ModuleInfo` instead.

Also remove code of billingController, billingProcess
and billing datemodels.

Change-Id: Ie229edf736ef80b70d66649a1b26d68c69758e45
This commit is contained in:
Aaron-DH 2017-02-12 16:42:33 +08:00 committed by Luka Peschke
parent b8c848f9ec
commit e6f5c28e0e
28 changed files with 56 additions and 582 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

41
cloudkitty/api/v1/controllers/billing.py
View File

@ -1,41 +0,0 @@
# -*- coding: utf-8 -*-
# Copyright 2014 Objectif Libre
#
# 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.
#
# @author: Stéphane Albert
#
import warnings
from cloudkitty.api.v1.controllers import rating as rating_api
from cloudkitty.api.v1.controllers.rating import ModulesController # noqa
from cloudkitty.api.v1.controllers.rating import ModulesExposer # noqa
from cloudkitty.api.v1.controllers.rating import UnconfigurableController # noqa
def deprecated():
warnings.warn(
('The billing controllers are deprecated. '
'Please use rating\'s one instead.'),
DeprecationWarning,
stacklevel=3)
deprecated()
class BillingController(rating_api.RatingController):
"""The BillingController is exposed by the API.
Deprecated, replaced by the RatingController.
"""

31
cloudkitty/api/v1/datamodels/billing.py
View File

@ -1,31 +0,0 @@
# -*- coding: utf-8 -*-
# Copyright 2014 Objectif Libre
#
# 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.
#
# @author: Stéphane Albert
#
import warnings
from cloudkitty.api.v1.datamodels.rating import * # noqa
def deprecated():
warnings.warn(
('The billing datamodels are deprecated. '
'Please use rating\'s one instead.'),
DeprecationWarning,
stacklevel=3)
deprecated()

38
cloudkitty/billing/__init__.py
View File

@ -1,38 +0,0 @@
# -*- coding: utf-8 -*-
# Copyright 2014 Objectif Libre
#
# 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.
#
# @author: Stéphane Albert
#
import warnings
from cloudkitty import rating
def deprecated():
warnings.warn(
('The billing processors are deprecated. '
'Please use rating\'s one instead.'),
DeprecationWarning,
stacklevel=3)
deprecated()
class BillingProcessorBase(rating.RatingProcessorBase):
"""Provides the Cloudkitty integration code to the billing processors.
Deprecated, please use RatingProcessorBase.
"""

31
cloudkitty/billing/hash/__init__.py
View File

@ -1,31 +0,0 @@
# -*- coding: utf-8 -*-
# Copyright 2014 Objectif Libre
#
# 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.
#
# @author: Stéphane Albert
#
import warnings
from cloudkitty.api.v1.datamodels.rating import * # noqa
def deprecated():
warnings.warn(
('The hashmap billing processors are deprecated. '
'Please use rating\'s one instead.'),
DeprecationWarning,
stacklevel=3)
deprecated()

31
cloudkitty/billing/hash/controllers/__init__.py
View File

@ -1,31 +0,0 @@
# -*- coding: utf-8 -*-
# Copyright 2015 Objectif Libre
#
# 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.
#
# @author: Stéphane Albert
#
import warnings
from cloudkitty.rating.hash.controllers import * # noqa
def deprecated():
warnings.warn(
('The hashmap billing controllers are deprecated. '
'Please use rating\'s one instead.'),
DeprecationWarning,
stacklevel=3)
deprecated()

18
cloudkitty/billing/hash/controllers/field.py
View File

@ -1,18 +0,0 @@
# -*- coding: utf-8 -*-
# Copyright 2015 Objectif Libre
#
# 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.
#
# @author: Stéphane Albert
#
from cloudkitty.rating.hash.controllers.field import * # noqa

18
cloudkitty/billing/hash/controllers/group.py
View File

@ -1,18 +0,0 @@
# -*- coding: utf-8 -*-
# Copyright 2015 Objectif Libre
#
# 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.
#
# @author: Stéphane Albert
#
from cloudkitty.rating.hash.controllers.group import * # noqa

18
cloudkitty/billing/hash/controllers/mapping.py
View File

@ -1,18 +0,0 @@
# -*- coding: utf-8 -*-
# Copyright 2015 Objectif Libre
#
# 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.
#
# @author: Stéphane Albert
#
from cloudkitty.rating.hash.controllers.mapping import * # noqa

18
cloudkitty/billing/hash/controllers/root.py
View File

@ -1,18 +0,0 @@
# -*- coding: utf-8 -*-
# Copyright 2015 Objectif Libre
#
# 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.
#
# @author: Stéphane Albert
#
from cloudkitty.rating.hash.controllers.root import * # noqa

18
cloudkitty/billing/hash/controllers/service.py
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@ -1,18 +0,0 @@
# -*- coding: utf-8 -*-
# Copyright 2015 Objectif Libre
#
# 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.
#
# @author: Stéphane Albert
#
from cloudkitty.rating.hash.controllers.service import * # noqa

31
cloudkitty/billing/hash/datamodels/__init__.py
View File

@ -1,31 +0,0 @@
# -*- coding: utf-8 -*-
# Copyright 2015 Objectif Libre
#
# 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.
#
# @author: Stéphane Albert
#
import warnings
from cloudkitty.rating.hash.datamodels import * # noqa
def deprecated():
warnings.warn(
('The hashmap billing datamodels are deprecated. '
'Please use rating\'s one instead.'),
DeprecationWarning,
stacklevel=3)
deprecated()

18
cloudkitty/billing/hash/datamodels/field.py
View File

@ -1,18 +0,0 @@
# -*- coding: utf-8 -*-
# Copyright 2015 Objectif Libre
#
# 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.
#
# @author: Stéphane Albert
#
from cloudkitty.rating.hash.datamodels.field import * # noqa

18
cloudkitty/billing/hash/datamodels/group.py
View File

@ -1,18 +0,0 @@
# -*- coding: utf-8 -*-
# Copyright 2015 Objectif Libre
#
# 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.
#
# @author: Stéphane Albert
#
from cloudkitty.rating.hash.datamodels.group import * # noqa

18
cloudkitty/billing/hash/datamodels/mapping.py
View File

@ -1,18 +0,0 @@
# -*- coding: utf-8 -*-
# Copyright 2015 Objectif Libre
#
# 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.
#
# @author: Stéphane Albert
#
from cloudkitty.rating.hash.datamodels.mapping import * # noqa

18
cloudkitty/billing/hash/datamodels/service.py
View File

@ -1,18 +0,0 @@
# -*- coding: utf-8 -*-
# Copyright 2015 Objectif Libre
#
# 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.
#
# @author: Stéphane Albert
#
from cloudkitty.rating.hash.datamodels.service import * # noqa

31
cloudkitty/billing/hash/db/__init__.py
View File

@ -1,31 +0,0 @@
# -*- coding: utf-8 -*-
# Copyright 2014 Objectif Libre
#
# 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.
#
# @author: Stéphane Albert
#
import warnings
from cloudkitty.rating.hash.db import * # noqa
def deprecated():
warnings.warn(
('The hashmap db API is deprecated. '
'Please use rating\'s one instead.'),
DeprecationWarning,
stacklevel=3)
deprecated()

18
cloudkitty/billing/hash/db/api.py
View File

@ -1,18 +0,0 @@
# -*- coding: utf-8 -*-
# Copyright 2014 Objectif Libre
#
# 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.
#
# @author: Stéphane Albert
#
from cloudkitty.rating.hash.db.api import * # noqa

31
cloudkitty/billing/hash/db/sqlalchemy/__init__.py
View File

@ -1,31 +0,0 @@
# -*- coding: utf-8 -*-
# Copyright 2014 Objectif Libre
#
# 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.
#
# @author: Stéphane Albert
#
import warnings
from cloudkitty.rating.hash.db.sqlalchemy import * # noqa
def deprecated():
warnings.warn(
('The hashmap db API is deprecated. '
'Please use rating\'s one instead.'),
DeprecationWarning,
stacklevel=3)
deprecated()

18
cloudkitty/billing/hash/db/sqlalchemy/api.py
View File

@ -1,18 +0,0 @@
# -*- coding: utf-8 -*-
# Copyright 2014 Objectif Libre
#
# 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.
#
# @author: Stéphane Albert
#
from cloudkitty.rating.hash.db.api.sqlalchemy.api import * # noqa

18
cloudkitty/billing/hash/db/sqlalchemy/migration.py
View File

@ -1,18 +0,0 @@
# -*- coding: utf-8 -*-
# Copyright 2014 Objectif Libre
#
# 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.
#
# @author: Stéphane Albert
#
from cloudkitty.rating.hash.db.api.sqlalchemy.migration import * # noqa

18
cloudkitty/billing/hash/db/sqlalchemy/models.py
View File

@ -1,18 +0,0 @@
# -*- coding: utf-8 -*-
# Copyright 2014 Objectif Libre
#
# 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.
#
# @author: Stéphane Albert
#
from cloudkitty.rating.hash.db.api.sqlalchemy.models import * # noqa

18
cloudkitty/billing/noop.py
View File

@ -1,18 +0,0 @@
# -*- coding: utf-8 -*-
# Copyright 2014 Objectif Libre
#
# 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.
#
# @author: Stéphane Albert
#
from cloudkitty.rating.noop import * # noqa

2
cloudkitty/collector/meta.py
View File

@ -42,7 +42,7 @@ class MetaCollector(collector.BaseCollector):
self._mappings[db_mapping.service] = db_mapping.collector
def _check_enabled(self, name):
enable_state = db_api.get_instance().get_module_enable_state()
enable_state = db_api.get_instance().get_module_info()
return enable_state.get_state('collector_{}'.format(name))
def _load_collectors(self):

39
cloudkitty/db/api.py
View File

@ -71,28 +71,7 @@ class State(object):
@six.add_metaclass(abc.ABCMeta)
class ModuleEnableState(object):
"""Base class for module state management."""
@abc.abstractmethod
def get_state(self, name):
"""Retrieve the module state.
:param name: Name of the module
:return bool: State of the module
"""
@abc.abstractmethod
def set_state(self, name, state):
"""Set the module state.
:param name: Name of the module
:param value: State of the module
"""
@six.add_metaclass(abc.ABCMeta)
class ModuleInfo(ModuleEnableState):
class ModuleInfo(object):
"""Base class for module info management."""
@abc.abstractmethod
@ -111,6 +90,22 @@ class ModuleInfo(ModuleEnableState):
:param priority: New priority of the module
"""
@abc.abstractmethod
def get_state(self, name):
"""Retrieve the module state.
:param name: Name of the module
:return bool: State of the module
"""
@abc.abstractmethod
def set_state(self, name, state):
"""Set the module state.
:param name: Name of the module
:param value: State of the module
"""
class NoSuchMapping(Exception):
"""Raised when the mapping doesn't exist."""

67
cloudkitty/db/sqlalchemy/api.py
View File

@ -81,40 +81,7 @@ class State(api.State):
session.add(db_state)
class ModuleEnableState(api.ModuleEnableState):
"""Deprecated, use ModuleInfo instead.
"""
def get_state(self, name):
session = db.get_session()
try:
q = utils.model_query(
models.ModuleStateInfo,
session)
q = q.filter(models.ModuleStateInfo.name == name)
res = q.value(models.ModuleStateInfo.state)
return bool(res)
except sqlalchemy.orm.exc.NoResultFound:
return None
def set_state(self, name, state):
session = db.get_session()
with session.begin():
try:
q = utils.model_query(
models.ModuleStateInfo,
session)
q = q.filter(models.ModuleStateInfo.name == name)
q = q.with_lockmode('update')
db_state = q.one()
db_state.state = state
except sqlalchemy.orm.exc.NoResultFound:
db_state = models.ModuleStateInfo(name=name, state=state)
session.add(db_state)
return bool(db_state.state)
class ModuleInfo(ModuleEnableState):
class ModuleInfo(api.ModuleInfo):
"""Base class for module info management."""
def get_priority(self, name):
@ -147,6 +114,34 @@ class ModuleInfo(ModuleEnableState):
session.add(db_state)
return int(db_state.priority)
def get_state(self, name):
session = db.get_session()
try:
q = utils.model_query(
models.ModuleStateInfo,
session)
q = q.filter(models.ModuleStateInfo.name == name)
res = q.value(models.ModuleStateInfo.state)
return bool(res)
except sqlalchemy.orm.exc.NoResultFound:
return None
def set_state(self, name, state):
session = db.get_session()
with session.begin():
try:
q = utils.model_query(
models.ModuleStateInfo,
session)
q = q.filter(models.ModuleStateInfo.name == name)
q = q.with_lockmode('update')
db_state = q.one()
db_state.state = state
except sqlalchemy.orm.exc.NoResultFound:
db_state = models.ModuleStateInfo(name=name, state=state)
session.add(db_state)
return bool(db_state.state)
class ServiceToCollectorMapping(object):
"""Base class for service to collector mapping."""
@ -222,10 +217,6 @@ class DBAPIManager(object):
def get_state():
return State()
@staticmethod
def get_module_enable_state():
return ModuleEnableState()
@staticmethod
def get_module_info():
return ModuleInfo()

2
cloudkitty/rating/__init__.py
View File

@ -60,7 +60,7 @@ class RatingProcessorBase(object):
:returns: bool if module is enabled
"""
api = db_api.get_instance()
module_db = api.get_module_enable_state()
module_db = api.get_module_info()
return module_db.get_state(self.module_name) or False
@property

6
cloudkitty/tests/test_rating.py
View File

@ -78,7 +78,7 @@ class RatingTest(tests.TestCase):
rpcmock.return_value = self._fake_rpc
self._module.set_state(True)
db_api = ck_db_api.get_instance()
module_db = db_api.get_module_enable_state()
module_db = db_api.get_module_info()
self.assertTrue(module_db.get_state('fake'))
def test_disable_module(self):
@ -86,12 +86,12 @@ class RatingTest(tests.TestCase):
rpcmock.return_value = self._fake_rpc
self._module.set_state(False)
db_api = ck_db_api.get_instance()
module_db = db_api.get_module_enable_state()
module_db = db_api.get_module_info()
self.assertFalse(module_db.get_state('fake'))
def test_enabled_property(self):
db_api = ck_db_api.get_instance()
module_db = db_api.get_module_enable_state()
module_db = db_api.get_module_info()
module_db.set_state('fake', True)
self.assertTrue(self._module.enabled)
module_db.set_state('fake', False)

5
releasenotes/notes/remove-deprecated-api-endpoints-26606e322b8a225e.yaml Normal file
View File

@ -0,0 +1,5 @@
---
other:
- |
The deprecated 'Billing' API endpoint has been removed, and its code has
been deleted from the CloudKitty repository.