Switch from oslo.serialization to oslo_serialization

oslo_serialization moved out of the oslo namespace.

bp drop-namespace-packages

Change-Id: Iff3c62018d5008f9451dd54a8cf63700c9b61f5d

keystonemiddleware/auth_token.py

@@ -189,7 +189,7 @@ from keystoneclient import discover
 from keystoneclient import exceptions
 from keystoneclient import session
 from oslo.config import cfg
-from oslo.serialization import jsonutils
+from oslo_serialization import jsonutils
 from oslo_utils import timeutils
 import six
 from six.moves import urllib

keystonemiddleware/ec2_token.py

@@ -21,7 +21,7 @@ Starting point for routing EC2 requests.
 """
 
 from oslo.config import cfg
-from oslo.serialization import jsonutils
+from oslo_serialization import jsonutils
 import requests
 import webob.dec
 import webob.exc

keystonemiddleware/s3_token.py

@@ -34,7 +34,7 @@ This WSGI component:
 import logging
 import webob
 
-from oslo.serialization import jsonutils
+from oslo_serialization import jsonutils
 import requests
 import six
 from six.moves import urllib

keystonemiddleware/tests/client_fixtures.py

@@ -18,7 +18,7 @@ import fixtures
 from keystoneclient.common import cms
 from keystoneclient import fixture
 from keystoneclient import utils
-from oslo.serialization import jsonutils
+from oslo_serialization import jsonutils
 from oslo_utils import timeutils
 import six
 import testresources

keystonemiddleware/tests/test_auth_token_middleware.py

@@ -32,7 +32,7 @@ from keystoneclient import fixture
 from keystoneclient import session
 import mock
 from oslo.config import fixture as cfg_fixture
-from oslo.serialization import jsonutils
+from oslo_serialization import jsonutils
 from oslo_utils import timeutils
 from requests_mock.contrib import fixture as rm_fixture
 import six

keystonemiddleware/tests/test_s3_token_middleware.py

@@ -13,7 +13,7 @@
 # under the License.
 
 import mock
-from oslo.serialization import jsonutils
+from oslo_serialization import jsonutils
 import requests
 from requests_mock.contrib import fixture as rm_fixture
 import six