diff --git a/ceilometer/storage/hbase/inmemory.py b/ceilometer/storage/hbase/inmemory.py
index df573504..50941126 100644
--- a/ceilometer/storage/hbase/inmemory.py
+++ b/ceilometer/storage/hbase/inmemory.py
@@ -10,7 +10,7 @@
 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 # License for the specific language governing permissions and limitations
 # under the License.
-""" This is a very crude version of "in-memory HBase", which implements just
+"""This is a very crude version of "in-memory HBase", which implements just
  enough functionality of HappyBase API to support testing of our driver.
 """
 
diff --git a/ceilometer/storage/hbase/utils.py b/ceilometer/storage/hbase/utils.py
index f151558e..1c5519ca 100644
--- a/ceilometer/storage/hbase/utils.py
+++ b/ceilometer/storage/hbase/utils.py
@@ -10,8 +10,7 @@
 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 # License for the specific language governing permissions and limitations
 # under the License.
-""" Various HBase helpers
-"""
+"""Various HBase helpers"""
 import copy
 import datetime
 import json
diff --git a/ceilometer/tests/functional/storage/test_storage_scenarios.py b/ceilometer/tests/functional/storage/test_storage_scenarios.py
index 4797b6db..ed4fea09 100644
--- a/ceilometer/tests/functional/storage/test_storage_scenarios.py
+++ b/ceilometer/tests/functional/storage/test_storage_scenarios.py
@@ -12,8 +12,7 @@
 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 # License for the specific language governing permissions and limitations
 # under the License.
-""" Base classes for DB backend implementation test
-"""
+"""Base classes for DB backend implementation test"""
 
 import datetime
 import operator
diff --git a/rally-jobs/plugins/plugin_sample.py b/rally-jobs/plugins/plugin_sample.py
index 6541357a..bcc38783 100644
--- a/rally-jobs/plugins/plugin_sample.py
+++ b/rally-jobs/plugins/plugin_sample.py
@@ -10,7 +10,7 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
-""" Sample of plugin for Ceilometer.
+"""Sample of plugin for Ceilometer.
 
 For more Ceilometer related benchmarks take a look here:
 github.com/openstack/rally/blob/master/rally/benchmark/scenarios/ceilometer/