Fix style errors H305 and H307

H305: Imports not grouped correctly
H307: Like imports should be grouped together

Change-Id: Ic63d253e015298c7b952121a4b3634d2b1bdaf92
Implements: blueprint new-hacking-style-rules

contrib/designate-ext-samplehandler/designate_ext_samplehandler/notification_handler/sample.py

@@ -14,10 +14,12 @@
 # License for the specific language governing permissions and limitations
 # under the License.
 from oslo.config import cfg
+
 from designate.openstack.common import log as logging
 from designate.objects import Record
 from designate.notification_handler.base import NotificationHandler
 
+
 LOG = logging.getLogger(__name__)
 
 # Setup a config group

contrib/dns_dump_dnspy.py

@@ -14,10 +14,12 @@
 # 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 binascii
+
 import dns
 import dns.message
 import dns.rdatatype
-import binascii
+
 
 # Prepare a Packet
 request = dns.message.make_query(

contrib/ipaextractor.py

@@ -16,18 +16,21 @@
 
 import sys
 import logging
-import requests
 import uuid
 import pprint
 import json
 import copy
+
+import requests
 from oslo.config import cfg
+
 from designate.backend import impl_ipa
 from designate.openstack.common.gettextutils import _LI
 from designate.openstack.common.gettextutils import _LW
 from designate.openstack.common.gettextutils import _LE
 from designate import utils
 
+
 logging.basicConfig()
 LOG = logging.getLogger(__name__)
 

contrib/zoneextractor.py

@@ -17,9 +17,11 @@
 import sys
 import re
 import os
-import dns.zone
 import argparse
 import logging
+
+import dns.zone
+
 from designate.openstack.common.gettextutils import _LI
 from designate.openstack.common.gettextutils import _LE
 

designate/__init__.py

@@ -15,6 +15,7 @@
 # under the License.
 import os
 import socket
+
 from oslo.config import cfg
 from oslo import messaging
 

designate/agent/service.py

@@ -14,12 +14,14 @@
 # License for the specific language governing permissions and limitations
 # under the License.
 from oslo.config import cfg
+
 from designate.openstack.common import log as logging
 from designate import backend
 from designate import rpc
 from designate import service
 from designate.central import rpcapi as central_rpcapi
 
+
 LOG = logging.getLogger(__name__)
 
 

designate/api/__init__.py

@@ -14,8 +14,10 @@
 # License for the specific language governing permissions and limitations
 # under the License.
 from oslo.config import cfg
+
 from designate.central import rpcapi
 
+
 cfg.CONF.register_group(cfg.OptGroup(
     name='service:api', title="Configuration for API Service"
 ))

designate/api/middleware.py

@@ -15,7 +15,6 @@
 # under the License.
 import flask
 import webob.dec
-
 from oslo.config import cfg
 from oslo import messaging
 
@@ -32,6 +31,7 @@ from designate.openstack.common.gettextutils import _LI
 from designate.openstack.common.gettextutils import _LE
 from designate.openstack.common.gettextutils import _LC
 
+
 LOG = logging.getLogger(__name__)
 
 cfg.CONF.register_opts([

designate/api/service.py

@@ -14,10 +14,11 @@
 # License for the specific language governing permissions and limitations
 # under the License.
 from paste import deploy
+from oslo.config import cfg
+
 from designate.openstack.common import log as logging
 from designate.openstack.common.gettextutils import _LI
 from designate.openstack.deprecated import wsgi
-from oslo.config import cfg
 from designate import exceptions
 from designate import utils
 from designate import policy

designate/api/v1/__init__.py

@@ -21,11 +21,13 @@ from werkzeug import wrappers
 from werkzeug.routing import BaseConverter
 from werkzeug.routing import ValidationError
 from oslo.config import cfg
+
 from designate.openstack.common import log as logging
 from designate.openstack.common import jsonutils
 from designate import exceptions
 from designate import utils
 
+
 LOG = logging.getLogger(__name__)
 
 cfg.CONF.register_opts([

designate/api/v1/domains.py

@@ -14,11 +14,13 @@
 # License for the specific language governing permissions and limitations
 # under the License.
 import flask
+
 from designate.openstack.common import log as logging
 from designate import schema
 from designate.api import get_central_api
 from designate.objects import Domain
 
+
 LOG = logging.getLogger(__name__)
 blueprint = flask.Blueprint('domains', __name__)
 domain_schema = schema.Schema('v1', 'domain')

designate/api/v1/extensions/diagnostics.py

@@ -19,6 +19,7 @@ from oslo import messaging
 from designate.openstack.common import log as logging
 from designate import rpc
 
+
 LOG = logging.getLogger(__name__)
 blueprint = flask.Blueprint('diagnostics', __name__)
 

designate/api/v1/extensions/quotas.py

@@ -14,9 +14,11 @@
 # License for the specific language governing permissions and limitations
 # under the License.
 import flask
+
 from designate.openstack.common import log as logging
 from designate.central import rpcapi as central_rpcapi
 
+
 LOG = logging.getLogger(__name__)
 central_api = central_rpcapi.CentralAPI()
 blueprint = flask.Blueprint('quotas', __name__)

designate/api/v1/extensions/reports.py

@@ -14,9 +14,11 @@
 # License for the specific language governing permissions and limitations
 # under the License.
 import flask
+
 from designate.openstack.common import log as logging
 from designate.central import rpcapi as central_rpcapi
 
+
 LOG = logging.getLogger(__name__)
 central_api = central_rpcapi.CentralAPI()
 blueprint = flask.Blueprint('reports', __name__)

designate/api/v1/extensions/sync.py

@@ -14,9 +14,11 @@
 # License for the specific language governing permissions and limitations
 # under the License.
 import flask
+
 from designate.openstack.common import log as logging
 from designate.central import rpcapi as central_rpcapi
 
+
 LOG = logging.getLogger(__name__)
 central_api = central_rpcapi.CentralAPI()
 blueprint = flask.Blueprint('sync', __name__)

designate/api/v1/extensions/touch.py

@@ -14,8 +14,10 @@
 # License for the specific language governing permissions and limitations
 # under the License.
 import flask
+
 from designate.central import rpcapi as central_rpcapi
 
+
 central_api = central_rpcapi.CentralAPI()
 blueprint = flask.Blueprint('touch', __name__)
 

designate/api/v1/limits.py

@@ -14,10 +14,12 @@
 # License for the specific language governing permissions and limitations
 # under the License.
 import flask
+
 from designate.openstack.common import log as logging
 from designate import schema
 from designate.api import get_central_api
 
+
 LOG = logging.getLogger(__name__)
 blueprint = flask.Blueprint('limits', __name__)
 limits_schema = schema.Schema('v1', 'limits')

designate/api/v1/records.py

@@ -14,6 +14,7 @@
 # License for the specific language governing permissions and limitations
 # under the License.
 import flask
+
 from designate.openstack.common import log as logging
 from designate import exceptions
 from designate import schema
@@ -21,6 +22,7 @@ from designate.api import get_central_api
 from designate.objects import Record
 from designate.objects import RecordSet
 
+
 LOG = logging.getLogger(__name__)
 blueprint = flask.Blueprint('records', __name__)
 record_schema = schema.Schema('v1', 'record')

designate/api/v1/servers.py

@@ -14,11 +14,13 @@
 # License for the specific language governing permissions and limitations
 # under the License.
 import flask
+
 from designate.openstack.common import log as logging
 from designate import schema
 from designate.api import get_central_api
 from designate.objects import Server
 
+
 LOG = logging.getLogger(__name__)
 blueprint = flask.Blueprint('servers', __name__)
 server_schema = schema.Schema('v1', 'server')

designate/api/v1/tsigkeys.py

@@ -14,11 +14,13 @@
 # License for the specific language governing permissions and limitations
 # under the License.
 import flask
+
 from designate.openstack.common import log as logging
 from designate import schema
 from designate.api import get_central_api
 from designate.objects import TsigKey
 
+
 LOG = logging.getLogger(__name__)
 blueprint = flask.Blueprint('tsigkeys', __name__)
 tsigkey_schema = schema.Schema('v1', 'tsigkey')

designate/api/v2/__init__.py

@@ -13,11 +13,13 @@
 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 # License for the specific language governing permissions and limitations
 # under the License.
-from designate.api.v2 import patches  # flake8: noqa
 import pecan.deploy
 from oslo.config import cfg
+
+from designate.api.v2 import patches  # flake8: noqa
 from designate.openstack.common import log as logging
 
+
 LOG = logging.getLogger(__name__)
 
 

designate/api/v2/app.py

@@ -16,8 +16,10 @@
 import pecan
 import pecan.deploy
 from oslo.config import cfg
+
 from designate.openstack.common import log as logging
 
+
 LOG = logging.getLogger(__name__)
 
 cfg.CONF.register_opts([

designate/api/v2/controllers/blacklists.py

@@ -15,6 +15,7 @@
 # under the License.
 
 import pecan
+
 from designate.openstack.common import log as logging
 from designate import schema
 from designate import utils
@@ -22,6 +23,7 @@ from designate.api.v2.controllers import rest
 from designate.api.v2.views import blacklists as blacklists_view
 from designate.objects import Blacklist
 
+
 LOG = logging.getLogger(__name__)
 
 

designate/api/v2/controllers/floatingips.py

@@ -13,8 +13,10 @@
 # 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 pecan
 import re
+
+import pecan
+
 from designate import exceptions
 from designate import schema
 from designate.api.v2.controllers import rest

designate/api/v2/controllers/limits.py

@@ -15,10 +15,12 @@
 # under the License.
 
 import pecan
+
 from designate.openstack.common import log as logging
 from designate.api.v2.controllers import rest
 from designate.api.v2.views import limits as limits_view
 
+
 LOG = logging.getLogger(__name__)
 
 

designate/api/v2/controllers/nameservers.py

@@ -15,11 +15,13 @@
 # under the License.
 
 import pecan
+
 from designate import utils
 from designate.openstack.common import log as logging
 from designate.api.v2.controllers import rest
 from designate.api.v2.views import nameservers as nameservers_view
 
+
 LOG = logging.getLogger(__name__)
 
 

designate/api/v2/controllers/records.py

@@ -14,6 +14,7 @@
 # License for the specific language governing permissions and limitations
 # under the License.
 import pecan
+
 from designate.openstack.common import log as logging
 from designate import schema
 from designate import utils
@@ -21,6 +22,7 @@ from designate.api.v2.controllers import rest
 from designate.api.v2.views import records as records_view
 from designate.objects import Record
 
+
 LOG = logging.getLogger(__name__)
 
 

designate/api/v2/controllers/recordsets.py

@@ -14,6 +14,7 @@
 # License for the specific language governing permissions and limitations
 # under the License.
 import pecan
+
 from designate.openstack.common import log as logging
 from designate import schema
 from designate import utils
@@ -22,6 +23,7 @@ from designate.api.v2.views import recordsets as recordsets_view
 from designate.api.v2.controllers import records
 from designate.objects import RecordSet
 
+
 LOG = logging.getLogger(__name__)
 
 

designate/api/v2/controllers/rest.py

@@ -24,16 +24,19 @@
 # ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 # SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-import six
 import inspect
+
+import six
 import pecan
 import pecan.rest
 import pecan.routing
+
 from designate import exceptions
 from designate import api
 from designate.openstack.common import log as logging
 from designate.openstack.common.gettextutils import _
 
+
 LOG = logging.getLogger(__name__)
 
 

designate/api/v2/controllers/schemas.py

@@ -14,7 +14,9 @@
 # License for the specific language governing permissions and limitations
 # under the License.
 import os
+
 import pecan
+
 from designate import exceptions
 from designate import utils
 from designate.openstack.common import log as logging

designate/api/v2/controllers/tlds.py

@@ -13,6 +13,7 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 import pecan
+
 from designate.openstack.common import log as logging
 from designate import schema
 from designate import utils
@@ -20,6 +21,7 @@ from designate.api.v2.controllers import rest
 from designate.api.v2.views import tlds as tlds_view
 from designate.objects import Tld
 
+
 LOG = logging.getLogger(__name__)
 
 

designate/api/v2/controllers/zones.py

@@ -17,6 +17,7 @@ import pecan
 from dns import zone as dnszone
 from dns import rdatatype
 from dns import exception as dnsexception
+
 from designate import exceptions
 from designate import utils
 from designate import schema
@@ -29,6 +30,7 @@ from designate.objects import Record
 from designate.objects import RecordSet
 from designate.openstack.common import log as logging
 
+
 LOG = logging.getLogger(__name__)
 
 

designate/api/v2/patches.py

@@ -14,9 +14,11 @@
 # License for the specific language governing permissions and limitations
 # under the License.
 import pecan.core
+
 from designate import exceptions
 from designate.openstack.common import jsonutils
 
+
 JSON_TYPES = ('application/json', 'application/json-patch+json')
 
 

designate/api/v2/views/base.py

@@ -14,7 +14,9 @@
 # License for the specific language governing permissions and limitations
 # under the License.
 import urllib
+
 from oslo.config import cfg
+
 from designate import exceptions
 from designate.openstack.common import log as logging
 

designate/backend/base.py

@@ -14,6 +14,7 @@
 # License for the specific language governing permissions and limitations
 # under the License.
 import abc
+
 from designate.openstack.common import log as logging
 from designate.openstack.common.gettextutils import _LW
 from designate import exceptions

designate/backend/impl_bind9.py

@@ -14,13 +14,16 @@
 # License for the specific language governing permissions and limitations
 # under the License.
 import os
+import glob
+import shutil
+
 from oslo.config import cfg
+
 from designate.openstack.common import log as logging
 from designate.openstack.common.gettextutils import _LW
 from designate import utils
 from designate.backend import base
-import glob
+
-import shutil
 
 LOG = logging.getLogger(__name__)
 

designate/backend/impl_dynect.py

@@ -27,6 +27,7 @@ from designate.openstack.common import log as logging
 from designate.openstack.common.gettextutils import _LI
 from designate.openstack.common.gettextutils import _LW
 
+
 LOG = logging.getLogger(__name__)
 
 GROUP = 'backend:dynect'

designate/backend/impl_ipa/__init__.py

@@ -13,16 +13,19 @@
 # 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 pprint
+import time
+
 import requests
 from oslo.config import cfg
+
 from designate import exceptions
 from designate.openstack.common import log as logging
 from designate.openstack.common import importutils
 from designate.backend import base
 from designate.openstack.common import jsonutils as json
 from designate.openstack.common.gettextutils import _LE
-import pprint
+
-import time
 
 LOG = logging.getLogger(__name__)
 

designate/backend/impl_ipa/auth.py

@@ -16,12 +16,15 @@
 import os
 import logging
 import uuid
+
 from requests import auth
 import kerberos
+
 from designate.backend.impl_ipa import IPAAuthError
 from designate.openstack.common.gettextutils import _LW
 from designate.openstack.common.gettextutils import _LE
 
+
 LOG = logging.getLogger(__name__)
 
 

designate/backend/impl_multi.py

@@ -14,12 +14,15 @@
 # License for the specific language governing permissions and limitations
 # under the License.
 
+import logging
+
+from oslo.config import cfg
+
 from designate import backend
 from designate import exceptions
 from designate.backend import base
 from designate.openstack.common import excutils
-from oslo.config import cfg
+
-import logging
 
 LOG = logging.getLogger(__name__)
 

designate/backend/impl_nsd4slave.py

@@ -14,14 +14,17 @@
 # License for the specific language governing permissions and limitations
 # under the License.
 
-import eventlet
 import os
 import socket
 import ssl
+
+import eventlet
+from oslo.config import cfg
+
 from designate import exceptions
 from designate.backend import base
 from designate.openstack.common import log as logging
-from oslo.config import cfg
+
 
 LOG = logging.getLogger(__name__)
 

designate/backend/impl_powerdns/__init__.py

@@ -16,11 +16,13 @@
 # License for the specific language governing permissions and limitations
 # under the License.
 import base64
+
 from sqlalchemy import func
 from sqlalchemy.sql import select
 from sqlalchemy.sql.expression import and_
 from sqlalchemy.orm import exc as sqlalchemy_exceptions
 from oslo.config import cfg
+
 from designate.openstack.common import excutils
 from designate.openstack.common import log as logging
 from designate import exceptions
@@ -30,6 +32,7 @@ from designate.sqlalchemy.session import get_session
 from designate.sqlalchemy.session import SQLOPTS
 from designate.sqlalchemy.expressions import InsertFromSelect
 
+
 LOG = logging.getLogger(__name__)
 TSIG_SUPPORTED_ALGORITHMS = ['hmac-md5']
 

designate/backend/impl_powerdns/migrate_repo/versions/002_add_moniker_id_cols.py

@@ -14,8 +14,10 @@
 # License for the specific language governing permissions and limitations
 # under the License.
 from sqlalchemy import MetaData, Table, Column
+
 from designate.sqlalchemy.types import UUID
 
+
 meta = MetaData()
 
 

designate/backend/impl_powerdns/migrate_repo/versions/006_add_inherit_ttl_col.py

@@ -15,8 +15,10 @@
 # License for the specific language governing permissions and limitations
 # under the License.
 from sqlalchemy import MetaData, Table, Column, Boolean
+
 from designate.openstack.common import log as logging
 
+
 LOG = logging.getLogger(__name__)
 meta = MetaData()
 

designate/backend/impl_powerdns/migrate_repo/versions/007_add_recordset_id_col.py

@@ -14,8 +14,10 @@
 # License for the specific language governing permissions and limitations
 # under the License.
 from sqlalchemy import MetaData, Table, Column
+
 from designate.sqlalchemy.types import UUID
 
+
 meta = MetaData()
 
 

designate/backend/impl_powerdns/models.py

@@ -17,6 +17,7 @@
 # under the License.
 from sqlalchemy import Column, String, Text, Integer, Boolean
 from sqlalchemy.ext.declarative import declarative_base
+
 from designate.sqlalchemy.models import Base as CommonBase
 from designate.sqlalchemy.types import UUID
 

designate/central/service.py

@@ -32,6 +32,7 @@ from designate import service
 from designate import utils
 from designate.storage import api as storage_api
 
+
 LOG = logging.getLogger(__name__)
 
 

designate/cmd/agent.py

@@ -14,12 +14,15 @@
 # License for the specific language governing permissions and limitations
 # under the License.
 import sys
+
 from oslo.config import cfg
+
 from designate.openstack.common import log as logging
 from designate import service
 from designate import utils
 from designate.agent import service as agent_service
 
+
 CONF = cfg.CONF
 CONF.import_opt('workers', 'designate.agent', group='service:agent')
 

designate/cmd/api.py

@@ -14,13 +14,16 @@
 # License for the specific language governing permissions and limitations
 # under the License.
 import sys
+
 from oslo.config import cfg
+
 from designate.openstack.common import log as logging
 from designate.openstack.common import service
 from designate import rpc
 from designate import utils
 from designate.api import service as api_service
 
+
 CONF = cfg.CONF
 CONF.import_opt('workers', 'designate.api', group='service:api')
 

designate/cmd/central.py

@@ -14,12 +14,15 @@
 # License for the specific language governing permissions and limitations
 # under the License.
 import sys
+
 from oslo.config import cfg
+
 from designate.openstack.common import log as logging
 from designate import service
 from designate import utils
 from designate.central import service as central
 
+
 CONF = cfg.CONF
 CONF.import_opt('workers', 'designate.central', group='service:central')
 

designate/cmd/manage.py

@@ -16,14 +16,12 @@
 import sys
 
 from oslo.config import cfg
-
+from stevedore.extension import ExtensionManager
 
 from designate.openstack.common import log as logging
 from designate.openstack.common import strutils
 from designate import utils
 
-from stevedore.extension import ExtensionManager
-
 
 def methods_of(obj):
     """Get all callable methods of an object that don't start with underscore

designate/cmd/mdns.py

@@ -14,12 +14,15 @@
 # License for the specific language governing permissions and limitations
 # under the License.
 import sys
+
 from oslo.config import cfg
+
 from designate.openstack.common import log as logging
 from designate import service
 from designate import utils
 from designate.mdns import service as mdns_service
 
+
 CONF = cfg.CONF
 CONF.import_opt('workers', 'designate.mdns', group='service:mdns')
 

designate/cmd/sink.py

@@ -14,12 +14,15 @@
 # License for the specific language governing permissions and limitations
 # under the License.
 import sys
+
 from oslo.config import cfg
+
 from designate.openstack.common import log as logging
 from designate import service
 from designate import utils
 from designate.sink import service as sink_service
 
+
 CONF = cfg.CONF
 CONF.import_opt('workers', 'designate.sink', group='service:sink')
 

designate/context.py

@@ -14,10 +14,12 @@
 # License for the specific language governing permissions and limitations
 # under the License.
 import itertools
+
 from designate.openstack.common import context
 from designate.openstack.common import log as logging
 from designate.openstack.common.gettextutils import _LW
 
+
 LOG = logging.getLogger(__name__)
 
 

designate/manage/database.py

@@ -18,9 +18,10 @@ import os
 from migrate.exceptions import (DatabaseAlreadyControlledError,
                                 DatabaseNotControlledError)
 from migrate.versioning import api as versioning_api
+from oslo.config import cfg
+
 from designate.openstack.common import log as logging
 from designate.openstack.common.gettextutils import _LI
-from oslo.config import cfg
 from designate.manage import base
 
 

designate/manage/powerdns.py

@@ -14,12 +14,14 @@
 # License for the specific language governing permissions and limitations
 # under the License.
 import os
+
 from migrate.exceptions import (DatabaseAlreadyControlledError,
                                 DatabaseNotControlledError)
 from migrate.versioning import api as versioning_api
+from oslo.config import cfg
+
 from designate.openstack.common import log as logging
 from designate.openstack.common.gettextutils import _LI
-from oslo.config import cfg
 from designate.manage import base
 
 

designate/manage/tlds.py

@@ -26,6 +26,7 @@ from designate.openstack.common.gettextutils import _LE
 from designate.manage import base
 from designate.schema import format
 
+
 LOG = logging.getLogger(__name__)
 
 

designate/mdns/handler.py

@@ -15,6 +15,7 @@
 # under the License.
 import dns
 from oslo.config import cfg
+
 from designate.openstack.common import log as logging
 from designate.storage import api as storage_api
 

designate/mdns/service.py

@@ -14,7 +14,9 @@
 # License for the specific language governing permissions and limitations
 # under the License.
 import socket
+
 from oslo.config import cfg
+
 from designate.openstack.common import log as logging
 from designate import service
 from designate.mdns import handler

designate/network_api/__init__.py

@@ -14,9 +14,12 @@
 # License for the specific language governing permissions and limitations
 # under the License.
 import logging
+
 from oslo.config import cfg
+
 from designate.network_api.base import NetworkAPI
 
+
 LOG = logging.getLogger(__name__)
 
 cfg.CONF.register_opts([

designate/network_api/fake.py

@@ -14,6 +14,7 @@
 # License for the specific language governing permissions and limitations
 # under the License.
 import uuid
+
 from designate.openstack.common import log
 from designate.network_api.base import NetworkAPI
 

designate/network_api/neutron.py

@@ -22,7 +22,6 @@ from neutronclient.common import exceptions as neutron_exceptions
 from oslo.config import cfg
 
 from designate import exceptions
-
 from designate.openstack.common import log as logging
 from designate.openstack.common import threadgroup
 from designate.openstack.common.gettextutils import _LW

designate/notification_handler/__init__.py

@@ -14,8 +14,10 @@
 # License for the specific language governing permissions and limitations
 # under the License.
 import logging
+
 from designate.notification_handler.base import NotificationHandler
 
+
 LOG = logging.getLogger(__name__)
 
 

designate/notification_handler/base.py

@@ -15,7 +15,9 @@
 # License for the specific language governing permissions and limitations
 # under the License.
 import abc
+
 from oslo.config import cfg
+
 from designate import exceptions
 from designate.openstack.common import log as logging
 from designate.central import rpcapi as central_rpcapi

designate/notification_handler/neutron.py

@@ -14,9 +14,11 @@
 # License for the specific language governing permissions and limitations
 # under the License.
 from oslo.config import cfg
+
 from designate.openstack.common import log as logging
 from designate.notification_handler.base import BaseAddressHandler
 
+
 LOG = logging.getLogger(__name__)
 
 cfg.CONF.register_group(cfg.OptGroup(

designate/notification_handler/nova.py

@@ -14,9 +14,11 @@
 # License for the specific language governing permissions and limitations
 # under the License.
 from oslo.config import cfg
+
 from designate.openstack.common import log as logging
 from designate.notification_handler.base import BaseAddressHandler
 
+
 LOG = logging.getLogger(__name__)
 
 cfg.CONF.register_group(cfg.OptGroup(

designate/plugin.py

@@ -18,6 +18,7 @@ import abc
 import six
 from stevedore import driver
 from stevedore import enabled
+
 from designate.openstack.common import log as logging
 
 

designate/policy.py

@@ -14,6 +14,7 @@
 # License for the specific language governing permissions and limitations
 # under the License.
 from oslo.config import cfg
+
 from designate.openstack.common import log as logging
 from designate.openstack.common import policy
 from designate.openstack.common.gettextutils import _
@@ -21,6 +22,7 @@ from designate.openstack.common.gettextutils import _LI
 from designate import utils
 from designate import exceptions
 
+
 LOG = logging.getLogger(__name__)
 
 

designate/quota/__init__.py

@@ -14,9 +14,11 @@
 # License for the specific language governing permissions and limitations
 # under the License.
 from oslo.config import cfg
+
 from designate.openstack.common import log as logging
 from designate.quota.base import Quota
 
+
 LOG = logging.getLogger(__name__)
 
 cfg.CONF.register_opts([

designate/quota/base.py

@@ -16,8 +16,8 @@
 import abc
 
 import six
-
 from oslo.config import cfg
+
 from designate import exceptions
 from designate.plugin import DriverPlugin
 

designate/quota/impl_storage.py

@@ -14,11 +14,13 @@
 # License for the specific language governing permissions and limitations
 # under the License.
 from oslo.config import cfg
+
 from designate import exceptions
 from designate.openstack.common import log as logging
 from designate.quota.base import Quota
 from designate.storage import api as sapi
 
+
 LOG = logging.getLogger(__name__)
 
 

designate/rpc.py

@@ -34,6 +34,7 @@ import designate.exceptions
 from designate.openstack.common import importutils
 from designate.openstack.common import jsonutils
 
+
 CONF = cfg.CONF
 TRANSPORT = None
 NOTIFIER = None

designate/schema/_validators.py

@@ -14,6 +14,7 @@
 # License for the specific language governing permissions and limitations
 # under the License.
 import datetime
+
 import jsonschema
 from jsonschema import _utils
 

designate/schema/format.py

@@ -14,11 +14,14 @@
 # License for the specific language governing permissions and limitations
 # under the License.
 import re
+
 import jsonschema
 from jsonschema import compat
 import netaddr
+
 from designate.openstack.common import log as logging
 
+
 LOG = logging.getLogger(__name__)
 
 RE_DOMAINNAME = r'^(?!.{255,})(?:(?!\-)[A-Za-z0-9_\-]{1,63}(?<!\-)\.)+$'

designate/schema/resolvers.py

@@ -14,6 +14,7 @@
 # License for the specific language governing permissions and limitations
 # under the License.
 import jsonschema
+
 from designate.openstack.common import log as logging
 from designate import utils
 

designate/schema/validators.py

@@ -14,9 +14,11 @@
 # License for the specific language governing permissions and limitations
 # under the License.
 from jsonschema import validators
+
 from designate.openstack.common import log as logging
 from designate.schema import _validators
 
+
 LOG = logging.getLogger(__name__)
 
 Draft3Validator = validators.extend(

designate/service.py

@@ -26,6 +26,7 @@ from designate.openstack.common.gettextutils import _
 from designate import rpc
 from designate import version
 
+
 CONF = cfg.CONF
 
 LOG = logging.getLogger(__name__)

designate/sink/service.py

@@ -22,6 +22,7 @@ from designate.openstack.common import service
 from designate import notification_handler
 from designate import rpc
 
+
 LOG = logging.getLogger(__name__)
 
 

designate/sqlalchemy/models.py

@@ -17,6 +17,7 @@ from sqlalchemy import Column, DateTime
 from sqlalchemy.exc import IntegrityError
 from sqlalchemy.orm import object_mapper
 from sqlalchemy.types import CHAR
+
 from designate.openstack.common import timeutils
 from designate import exceptions
 

designate/sqlalchemy/session.py

@@ -23,11 +23,12 @@ import sqlalchemy
 from sqlalchemy.exc import DisconnectionError, OperationalError
 import sqlalchemy.orm
 from sqlalchemy.pool import NullPool, StaticPool
-
 from oslo.config import cfg
+
 from designate.openstack.common import log as logging
 from designate.openstack.common.gettextutils import _LW
 
+
 LOG = logging.getLogger(__name__)
 
 _MAKERS = {}
@@ -203,9 +204,10 @@ def get_maker(engine, autocommit=True, expire_on_commit=False, autoflush=True):
 
 def debug_mysql_do_query():
     """Return a debug version of MySQLdb.cursors._do_query"""
-    import MySQLdb.cursors
     import traceback
 
+    import MySQLdb.cursors
+
     old_mysql_do_query = MySQLdb.cursors.BaseCursor._do_query
 
     def _do_query(self, q):

designate/sqlalchemy/types.py

@@ -13,10 +13,11 @@
 # 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 uuid
+
 from sqlalchemy.types import TypeDecorator, CHAR, VARCHAR
 from sqlalchemy.dialects.postgresql import UUID as pgUUID
 from sqlalchemy.dialects.postgresql import INET as pgINET
-import uuid
 
 
 class UUID(TypeDecorator):

designate/storage/api.py

@@ -14,6 +14,7 @@
 # License for the specific language governing permissions and limitations
 # under the License.
 import contextlib
+
 from designate import storage
 from designate.openstack.common import excutils
 

designate/storage/base.py

@@ -14,7 +14,9 @@
 # License for the specific language governing permissions and limitations
 # under the License.
 import abc
+
 import six
+
 from designate.plugin import DriverPlugin
 
 

designate/storage/impl_sqlalchemy/__init__.py

@@ -14,10 +14,12 @@
 # License for the specific language governing permissions and limitations
 # under the License.
 import time
+
 from sqlalchemy.orm import exc
 from sqlalchemy import exc as sqlalchemy_exc
 from sqlalchemy import distinct, func
 from oslo.config import cfg
+
 from designate.openstack.common import log as logging
 from designate.openstack.common.db.sqlalchemy.utils import paginate_query
 from designate.openstack.common.db.sqlalchemy.utils import InvalidSortKey

designate/storage/impl_sqlalchemy/migrate_repo/utils.py

@@ -21,8 +21,10 @@
 Various conveniences used for migration scripts
 """
 from sqlalchemy.schema import Table as SqlaTable
+
 from designate.openstack.common import log as logging
 
+
 LOG = logging.getLogger(__name__)
 
 

designate/storage/impl_sqlalchemy/migrate_repo/versions/001_add_moniker_schema.py

@@ -18,6 +18,7 @@
 #    under the License.
 from sqlalchemy import ForeignKey, Enum, Integer, String, DateTime, Text
 from sqlalchemy.schema import Column, MetaData
+
 from designate.openstack.common import timeutils
 from designate import utils
 from designate.storage.impl_sqlalchemy.migrate_repo.utils import Table
@@ -26,6 +27,7 @@ from designate.storage.impl_sqlalchemy.migrate_repo.utils import drop_tables
 from designate.sqlalchemy.types import Inet
 from designate.sqlalchemy.types import UUID
 
+
 meta = MetaData()
 
 RECORD_TYPES = ['A', 'AAAA', 'CNAME', 'MX', 'SRV', 'TXT', 'NS']

designate/storage/impl_sqlalchemy/migrate_repo/versions/002_add_managed_col_for_records.py

@@ -14,8 +14,10 @@
 # License for the specific language governing permissions and limitations
 # under the License.
 from sqlalchemy import MetaData, Table, Column, Boolean, Unicode
+
 from designate.sqlalchemy.types import UUID
 
+
 meta = MetaData()
 
 

designate/storage/impl_sqlalchemy/migrate_repo/versions/007_add_parent_domain_id_col.py

@@ -14,8 +14,10 @@
 # License for the specific language governing permissions and limitations
 # under the License.
 from sqlalchemy import MetaData, Table, Column, ForeignKey
+
 from designate.sqlalchemy.types import UUID
 
+
 meta = MetaData()
 
 

designate/storage/impl_sqlalchemy/migrate_repo/versions/009_add_tsigkeys_table.py

@@ -15,6 +15,7 @@
 # under the License.
 from sqlalchemy import Enum, Integer, String, DateTime
 from sqlalchemy.schema import Table, Column, MetaData
+
 from designate.openstack.common import timeutils
 from designate import utils
 from designate.sqlalchemy.types import UUID

designate/storage/impl_sqlalchemy/migrate_repo/versions/010_drop_server_ip_cols.py

@@ -14,8 +14,10 @@
 # License for the specific language governing permissions and limitations
 # under the License.
 from sqlalchemy import MetaData, Table, Column
+
 from designate.sqlalchemy.types import Inet
 
+
 meta = MetaData()
 
 

designate/storage/impl_sqlalchemy/migrate_repo/versions/012_add_serial_col.py

@@ -13,10 +13,12 @@
 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 # License for the specific language governing permissions and limitations
 # under the License.
+from sqlalchemy import MetaData, Table, Column, Integer
+
 from designate.openstack.common import timeutils
 from designate.openstack.common import log as logging
 from designate.openstack.common.gettextutils import _LW
-from sqlalchemy import MetaData, Table, Column, Integer
+
 
 LOG = logging.getLogger(__name__)
 meta = MetaData()

designate/storage/impl_sqlalchemy/migrate_repo/versions/014_add_quotas_table.py

@@ -15,6 +15,7 @@
 # under the License.
 from sqlalchemy import Integer, String, DateTime, UniqueConstraint
 from sqlalchemy.schema import Table, Column, MetaData
+
 from designate.openstack.common import timeutils
 from designate import utils
 from designate.sqlalchemy.types import UUID

designate/storage/impl_sqlalchemy/migrate_repo/versions/015_add_unique_record_constraint.py

@@ -14,12 +14,15 @@
 # License for the specific language governing permissions and limitations
 # under the License.
 import hashlib
+
 from sqlalchemy.exc import IntegrityError
 from sqlalchemy.schema import Table, Column, MetaData
 from sqlalchemy.types import String
+
 from designate.openstack.common import log as logging
 from designate.openstack.common.gettextutils import _LW
 
+
 LOG = logging.getLogger(__name__)
 meta = MetaData()
 

designate/storage/impl_sqlalchemy/migrate_repo/versions/017_drop_unique_domain_name_index.py

@@ -14,10 +14,12 @@
 # License for the specific language governing permissions and limitations
 # under the License.
 import logging
+
 from sqlalchemy import MetaData, Table, Column, String
 from sqlalchemy.sql import update
 from migrate.changeset.constraint import UniqueConstraint
 
+
 LOG = logging.getLogger(__name__)
 meta = MetaData()
 

designate/storage/impl_sqlalchemy/migrate_repo/versions/018_add_back_unique_name_deleted_sqlite.py

@@ -14,9 +14,11 @@
 # License for the specific language governing permissions and limitations
 # under the License.
 import logging
+
 from sqlalchemy import MetaData, Table
 from migrate.changeset.constraint import UniqueConstraint
 
+
 LOG = logging.getLogger(__name__)
 meta = MetaData()
 

designate/storage/impl_sqlalchemy/migrate_repo/versions/020_add_description_domains_records.py

@@ -13,9 +13,11 @@
 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 # License for the specific language governing permissions and limitations
 # under the License.
-from designate.openstack.common import log as logging
 from sqlalchemy import MetaData, Table, Column, Unicode
 
+from designate.openstack.common import log as logging
+
+
 LOG = logging.getLogger(__name__)
 meta = MetaData()
 

designate/storage/impl_sqlalchemy/migrate_repo/versions/022_add_domain_status.py

@@ -13,9 +13,11 @@
 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 # License for the specific language governing permissions and limitations
 # under the License.
-from designate.openstack.common import log as logging
 from sqlalchemy import MetaData, Table, Column, Enum
 
+from designate.openstack.common import log as logging
+
+
 LOG = logging.getLogger(__name__)
 RESOURCE_STATUSES = ['ACTIVE', 'PENDING', 'DELETED']
 meta = MetaData()

designate/storage/impl_sqlalchemy/migrate_repo/versions/033_add_record_tenant_id.py

@@ -13,10 +13,12 @@
 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 # License for the specific language governing permissions and limitations
 # under the License.
-from designate.openstack.common import log as logging
 from sqlalchemy import MetaData, Table, Column, String
 from sqlalchemy.sql import select
 
+from designate.openstack.common import log as logging
+
+
 LOG = logging.getLogger(__name__)
 meta = MetaData()
 

designate/storage/impl_sqlalchemy/migrate_repo/versions/034_add_recordsets_table.py

@@ -14,12 +14,14 @@
 # License for the specific language governing permissions and limitations
 # under the License.
 import hashlib
+
 from sqlalchemy import ForeignKey, Enum, Integer, String, DateTime, Unicode
 from sqlalchemy import func
 from sqlalchemy.sql import select
 from sqlalchemy.schema import Table, Column, MetaData
 from migrate import ForeignKeyConstraint
 from migrate.changeset.constraint import UniqueConstraint
+
 from designate.openstack.common import timeutils
 from designate import utils
 from designate.sqlalchemy.types import UUID

designate/storage/impl_sqlalchemy/migrate_repo/versions/035_add_unique_record_sqlite.py

@@ -14,9 +14,11 @@
 # License for the specific language governing permissions and limitations
 # under the License.
 import logging
+
 from sqlalchemy import MetaData, Table
 from migrate.changeset.constraint import UniqueConstraint
 
+
 LOG = logging.getLogger(__name__)
 meta = MetaData()