diff --git a/tempest/api/data_processing/test_cluster_templates.py b/tempest/api/data_processing/test_cluster_templates.py
index c08d6ba..e5c6303 100644
--- a/tempest/api/data_processing/test_cluster_templates.py
+++ b/tempest/api/data_processing/test_cluster_templates.py
@@ -143,4 +143,4 @@
         # delete the cluster template by id
         resp = self.client.delete_cluster_template(template_id)[0]
         self.assertEqual(204, resp.status)
-        #TODO(ylobankov): check that cluster template is really deleted
+        # TODO(ylobankov): check that cluster template is really deleted
diff --git a/tempest/api/identity/admin/v3/test_projects.py b/tempest/api/identity/admin/v3/test_projects.py
index 31a0ddd..79717b1 100644
--- a/tempest/api/identity/admin/v3/test_projects.py
+++ b/tempest/api/identity/admin/v3/test_projects.py
@@ -171,13 +171,13 @@
 
     @test.attr(type='gate')
     def test_associate_user_to_project(self):
-        #Associate a user to a project
-        #Create a Project
+        # Associate a user to a project
+        # Create a Project
         p_name = data_utils.rand_name('project-')
         resp, project = self.client.create_project(p_name)
         self.data.projects.append(project)
 
-        #Create a User
+        # Create a User
         u_name = data_utils.rand_name('user-')
         u_desc = u_name + 'description'
         u_email = u_name + '@testmail.tm'
@@ -191,7 +191,7 @@
 
         # Get User To validate the user details
         resp, new_user_get = self.client.get_user(user['id'])
-        #Assert response body of GET
+        # Assert response body of GET
         self.assertEqual(u_name, new_user_get['name'])
         self.assertEqual(u_desc, new_user_get['description'])
         self.assertEqual(project['id'],
diff --git a/tempest/api/network/test_security_groups_negative.py b/tempest/api/network/test_security_groups_negative.py
index 0b86398..53c9d12 100644
--- a/tempest/api/network/test_security_groups_negative.py
+++ b/tempest/api/network/test_security_groups_negative.py
@@ -55,7 +55,7 @@
     def test_create_security_group_rule_with_bad_protocol(self):
         group_create_body, _ = self._create_security_group()
 
-        #Create rule with bad protocol name
+        # Create rule with bad protocol name
         pname = 'bad_protocol_name'
         self.assertRaises(
             exceptions.BadRequest, self.client.create_security_group_rule,
@@ -66,7 +66,7 @@
     def test_create_security_group_rule_with_invalid_ports(self):
         group_create_body, _ = self._create_security_group()
 
-        #Create rule with invalid ports
+        # Create rule with invalid ports
         states = [(-16, 80, 'Invalid value for port -16'),
                   (80, 79, 'port_range_min must be <= port_range_max'),
                   (80, 65536, 'Invalid value for port 65536'),
diff --git a/tempest/api/orchestration/stacks/test_nova_keypair_resources.py b/tempest/api/orchestration/stacks/test_nova_keypair_resources.py
index cb70d07..a81a540 100644
--- a/tempest/api/orchestration/stacks/test_nova_keypair_resources.py
+++ b/tempest/api/orchestration/stacks/test_nova_keypair_resources.py
@@ -68,13 +68,13 @@
         output_map = {}
         for outputs in stack['outputs']:
             output_map[outputs['output_key']] = outputs['output_value']
-        #Test that first key generated public and private keys
+        # Test that first key generated public and private keys
         self.assertTrue('KeyPair_PublicKey' in output_map)
         self.assertTrue("Generated" in output_map['KeyPair_PublicKey'])
         self.assertTrue('KeyPair_PrivateKey' in output_map)
         self.assertTrue('-----BEGIN' in output_map['KeyPair_PrivateKey'])
-        #Test that second key generated public key, and private key is not
-        #in the output due to save_private_key = false
+        # Test that second key generated public key, and private key is not
+        # in the output due to save_private_key = false
         self.assertTrue('KeyPairDontSavePrivate_PublicKey' in output_map)
         self.assertTrue('Generated' in
                         output_map['KeyPairDontSavePrivate_PublicKey'])
diff --git a/tempest/api/volume/admin/test_volume_types_extra_specs_negative.py b/tempest/api/volume/admin/test_volume_types_extra_specs_negative.py
index d3a052e..da421dc 100644
--- a/tempest/api/volume/admin/test_volume_types_extra_specs_negative.py
+++ b/tempest/api/volume/admin/test_volume_types_extra_specs_negative.py
@@ -29,9 +29,9 @@
         super(ExtraSpecsNegativeTest, cls).setUpClass()
         vol_type_name = data_utils.rand_name('Volume-type-')
         cls.extra_specs = {"spec1": "val1"}
-        resp, cls.volume_type = cls.client.create_volume_type(vol_type_name,
-                                                              extra_specs=
-                                                              cls.extra_specs)
+        resp, cls.volume_type = cls.client.create_volume_type(
+            vol_type_name,
+            extra_specs=cls.extra_specs)
 
     @classmethod
     def tearDownClass(cls):
diff --git a/tempest/api/volume/test_volumes_get.py b/tempest/api/volume/test_volumes_get.py
index 58da440..2745b95 100644
--- a/tempest/api/volume/test_volumes_get.py
+++ b/tempest/api/volume/test_volumes_get.py
@@ -39,7 +39,7 @@
     def _is_true(self, val):
         # NOTE(jdg): Temporary conversion method to get cinder patch
         # merged.  Then we'll make this strict again and
-        #specifically check "true" or "false"
+        # specifically check "true" or "false"
         if val in ['true', 'True', True]:
             return True
         else:
@@ -121,19 +121,19 @@
         new_volume = {}
         new_v_desc = data_utils.rand_name('@#$%^* description')
         resp, new_volume = \
-            self.client.create_volume(size=1,
-                                      display_description=new_v_desc,
-                                      availability_zone=
-                                      volume['availability_zone'])
+            self.client.create_volume(
+                size=1,
+                display_description=new_v_desc,
+                availability_zone=volume['availability_zone'])
         self.assertEqual(200, resp.status)
         self.assertIn('id', new_volume)
         self.addCleanup(self._delete_volume, new_volume['id'])
         self.client.wait_for_volume_status(new_volume['id'], 'available')
         resp, update_volume = \
-            self.client.update_volume(new_volume['id'],
-                                      display_name=volume['display_name'],
-                                      display_description=
-                                      volume['display_description'])
+            self.client.update_volume(
+                new_volume['id'],
+                display_name=volume['display_name'],
+                display_description=volume['display_description'])
         self.assertEqual(200, resp.status)
 
         # NOTE(jdg): Revert back to strict true/false checking
diff --git a/tempest/services/network/xml/network_client.py b/tempest/services/network/xml/network_client.py
index a7a6b2c..22cc948 100644
--- a/tempest/services/network/xml/network_client.py
+++ b/tempest/services/network/xml/network_client.py
@@ -38,7 +38,7 @@
         return _root_tag_fetcher_and_xml_to_json_parse(body)
 
     def serialize(self, body):
-        #TODO(enikanorov): implement better json to xml conversion
+        # TODO(enikanorov): implement better json to xml conversion
         # expecting the dict with single key
         root = body.keys()[0]
         post_body = common.Element(root)
diff --git a/tempest/services/volume/xml/backups_client.py b/tempest/services/volume/xml/backups_client.py
index 81caaee..a691a25 100644
--- a/tempest/services/volume/xml/backups_client.py
+++ b/tempest/services/volume/xml/backups_client.py
@@ -22,5 +22,5 @@
     """
     TYPE = "xml"
 
-    #TODO(gfidente): XML client isn't yet implemented because of bug 1270589
+    # TODO(gfidente): XML client isn't yet implemented because of bug 1270589
     pass
diff --git a/tempest/stress/actions/volume_attach_delete.py b/tempest/stress/actions/volume_attach_delete.py
index c2e6072..b438f52 100644
--- a/tempest/stress/actions/volume_attach_delete.py
+++ b/tempest/stress/actions/volume_attach_delete.py
@@ -28,9 +28,9 @@
         # Step 1: create volume
         name = data_utils.rand_name("volume")
         self.logger.info("creating volume: %s" % name)
-        resp, volume = self.manager.volumes_client.create_volume(size=1,
-                                                                 display_name=
-                                                                 name)
+        resp, volume = self.manager.volumes_client.create_volume(
+            size=1,
+            display_name=name)
         assert(resp.status == 200)
         self.manager.volumes_client.wait_for_volume_status(volume['id'],
                                                            'available')
diff --git a/tempest/stress/actions/volume_attach_verify.py b/tempest/stress/actions/volume_attach_verify.py
index 1bc3b06..a3ca0b7 100644
--- a/tempest/stress/actions/volume_attach_verify.py
+++ b/tempest/stress/actions/volume_attach_verify.py
@@ -81,9 +81,9 @@
         name = data_utils.rand_name("volume")
         self.logger.info("creating volume: %s" % name)
         volumes_client = self.manager.volumes_client
-        resp, self.volume = volumes_client.create_volume(size=1,
-                                                         display_name=
-                                                         name)
+        resp, self.volume = volumes_client.create_volume(
+            size=1,
+            display_name=name)
         assert(resp.status == 200)
         volumes_client.wait_for_volume_status(self.volume['id'],
                                               'available')
diff --git a/tempest/test.py b/tempest/test.py
index 748a98c..bc94bcd 100644
--- a/tempest/test.py
+++ b/tempest/test.py
@@ -396,7 +396,7 @@
 
         :param file: the file name
         """
-        #NOTE(mkoderer): must be extended for xml support
+        # NOTE(mkoderer): must be extended for xml support
         fn = os.path.join(
             os.path.abspath(os.path.dirname(os.path.dirname(__file__))),
             "etc", "schemas", file)
diff --git a/tempest/thirdparty/boto/test_ec2_instance_run.py b/tempest/thirdparty/boto/test_ec2_instance_run.py
index b2eb18d..e422ffb 100644
--- a/tempest/thirdparty/boto/test_ec2_instance_run.py
+++ b/tempest/thirdparty/boto/test_ec2_instance_run.py
@@ -80,8 +80,8 @@
             if state != "available":
                 for _image in cls.images.itervalues():
                     cls.ec2_client.deregister_image(_image["image_id"])
-                raise exceptions.EC2RegisterImageException(image_id=
-                                                           image["image_id"])
+                raise exceptions.EC2RegisterImageException(
+                    image_id=image["image_id"])
 
     @test.attr(type='smoke')
     def test_run_idempotent_instances(self):
diff --git a/tox.ini b/tox.ini
index 2db8c1b..c1acde9 100644
--- a/tox.ini
+++ b/tox.ini
@@ -99,7 +99,8 @@
 
 [flake8]
 # E125 is a won't fix until https://github.com/jcrocholl/pep8/issues/126 is resolved.  For further detail see https://review.openstack.org/#/c/36788/
-# Skipped because of new hacking 0.9: H407,H405,H904,H305,E123,H307,E122,E129,E128,H402,E251,E265
-ignore = E125,H404,H407,H405,H904,H305,E123,H307,E122,E129,E128,H402,E251,E265
+# H402 skipped because some docstrings aren't sentences
+# Skipped because of new hacking 0.9: H407,H405,H904,H305,E123,H307,E122,E129,E128
+ignore = E125,H402,H404,H407,H405,H904,H305,E123,H307,E122,E129,E128
 show-source = True
 exclude = .git,.venv,.tox,dist,doc,openstack,*egg