Trival: Remove unused logging import

Change-Id: I99c428c9a9204409404379342bc87ced767ce38e

mistral/actions/base.py

@@ -16,10 +16,6 @@
 
 import abc
 
-from oslo_log import log as logging
-
-LOG = logging.getLogger(__name__)
-
 
 class Action(object):
     """Action.

mistral/api/controllers/v2/validation.py

@@ -12,16 +12,13 @@
 #    See the License for the specific language governing permissions and
 #    limitations under the License.
 
-from oslo_log import log as logging
+
 import pecan
 from pecan import rest
 
 from mistral import exceptions as exc
 
 
-LOG = logging.getLogger(__name__)
-
-
 class SpecValidationController(rest.RestController):
 
     def __init__(self, parser):

mistral/db/sqlalchemy/base.py

@@ -19,7 +19,6 @@ import six
 from oslo_config import cfg
 from oslo_db import options
 from oslo_db.sqlalchemy import session as db_session
-from oslo_log import log as logging
 import sqlalchemy as sa
 
 from mistral.db.sqlalchemy import sqlite_lock
@@ -27,8 +26,6 @@ from mistral import exceptions as exc
 from mistral import utils
 
 
-LOG = logging.getLogger(__name__)
-
 # Note(dzimine): sqlite only works for basic testing.
 options.set_defaults(cfg.CONF, connection="sqlite:///mistral.sqlite")
 

mistral/db/v2/api.py

@@ -16,14 +16,13 @@
 import contextlib
 
 from oslo_db import api as db_api
-from oslo_log import log as logging
+
 
 _BACKEND_MAPPING = {
     'sqlalchemy': 'mistral.db.v2.sqlalchemy.api',
 }
 
 IMPL = db_api.DBAPI('sqlalchemy', backend_mapping=_BACKEND_MAPPING)
-LOG = logging.getLogger(__name__)
 
 
 def setup_db():