Use unittest.mock instead of third party mock

Now that we no longer support py27, we can use the standard library
unittest.mock module instead of the third party mock lib.

Change-Id: If3a760ea142023791d44350d4603b329b4396f6b
Signed-off-by: Sean McGinnis <sean.mcginnis@gmail.com>

masakariclient/tests/unit/osc/v1/test_host.py

@@ -17,7 +17,7 @@ test_masakariclient
 
 Tests for `masakariclient` module.
 """
-import mock
+from unittest import mock
 import uuid
 
 from osc_lib import utils

masakariclient/tests/unit/osc/v1/test_notification.py

@@ -17,7 +17,7 @@ test_masakariclient
 
 Tests for `masakariclient` module.
 """
-import mock
+from unittest import mock
 import uuid
 
 from osc_lib.tests import utils as osc_lib_utils

masakariclient/tests/unit/osc/v1/test_segment.py

@@ -17,8 +17,9 @@ test_masakariclient
 
 Tests for `masakariclient` module.
 """
+from unittest import mock
+
 import ddt
-import mock
 import uuid
 
 from osc_lib.tests import utils as osc_lib_utils

masakariclient/tests/unit/test_cliargs.py

@@ -12,8 +12,8 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-import mock
 import testtools
+from unittest import mock
 
 from masakariclient import cliargs
 

masakariclient/tests/unit/test_client.py

@@ -18,7 +18,7 @@ test_masakariclient
 
 Tests for `masakariclient` module.
 """
-import mock
+from unittest import mock
 
 from masakariclient import client as mc
 from masakariclient.common import utils

masakariclient/tests/unit/test_shell.py

@@ -19,7 +19,8 @@ test_shell
 Tests for `masakariclient` module.
 """
 import logging
-import mock
+from unittest import mock
+
 import six
 import sys
 import testtools

masakariclient/tests/unit/v1/test_client.py

@@ -17,7 +17,7 @@ test_masakariclient
 
 Tests for `masakariclient` module.
 """
-import mock
+from unittest import mock
 
 from keystoneauth1.identity.generic import password as ks_password
 from keystoneauth1 import session as ks_session

masakariclient/tests/unit/v1/test_shell.py

@@ -18,8 +18,9 @@ test_masakariclient
 Tests for `masakariclient` module.
 """
 
+from unittest import mock
+
 import ddt
-import mock
 import six
 import sys