Fix E265 violations and re-enable gating

E265 got stricter in hacking 0.9, so fix new violations and
re-enable gating.

Change-Id: I64159facb0698c19ea0689e9b1dd5266615ddb45

ceilometer/cli.py

@@ -25,7 +25,7 @@ import sys
 import eventlet
 # NOTE(jd) We need to monkey patch the socket and select module for,
 # at least, oslo.messaging, otherwise everything's blocked on its
-# first read() or select(), thread need to be patched too, because
+# first read() or select(), thread need to be patched too, because
 # oslo.messaging use threading.local
 eventlet.monkey_patch(socket=True, select=True, thread=True)
 

ceilometer/network/notifications.py

@@ -60,7 +60,7 @@ class NetworkNotificationBase(plugin.NotificationBase):
             # it may mean we miss charging for some amount of time,
             # but it is better than throwing away the existing
             # metadata for a resource when it is deleted.
-            ##'%s.delete.start' % (self.resource_name),
+            # '%s.delete.start' % (self.resource_name),
         ]
 
     @staticmethod

ceilometer/storage/impl_mongodb.py

@@ -18,8 +18,7 @@
 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 # License for the specific language governing permissions and limitations
 # under the License.
-"""MongoDB storage backend
-"""
+"""MongoDB storage backend"""
 
 import calendar
 import copy
@@ -611,7 +610,8 @@ class Connection(pymongo_base.Connection):
                 # sort_keys=[k1, k2, k3], maker_value=[v1, v2, v3]
                 # sort_flags = ['$lt', '$gt', 'lt'].
                 # The query criteria should be
-                #{'k3': {'$lt': 'v3'}, 'k2': {'eq': 'v2'}, 'k1': {'eq': 'v1'}},
+                # {'k3': {'$lt': 'v3'}, 'k2': {'eq': 'v2'}, 'k1':
+                #     {'eq': 'v1'}},
                 # {'k2': {'$gt': 'v2'}, 'k1': {'eq': 'v1'}},
                 # {'k1': {'$lt': 'v1'}} with 'OR' operation.
                 # Each recurse will generate one items of three.
@@ -674,7 +674,7 @@ class Connection(pymongo_base.Connection):
         q.update(query)
 
         # NOTE(Fengqian): MongoDB collection.find can not handle limit
-        #when it equals None, it will raise TypeError, so we treate
+        # when it equals None, it will raise TypeError, so we treat
         # None as 0 for the value of limit.
         if limit is None:
             limit = 0

ceilometer/tests/storage/test_storage_scenarios.py

@@ -2868,8 +2868,7 @@ class GetEventTest(EventTestBase):
 
     def test_get_traits(self):
         traits = self.conn.get_traits("Bar")
-        #format results in a way that makes them easier to
-        #work with
+        # format results in a way that makes them easier to work with
         trait_dict = {}
         for trait in traits:
             trait_dict[trait.name] = trait.dtype

tox.ini

@@ -37,13 +37,12 @@ commands = python setup.py build_sphinx
 commands = {posargs}
 
 [flake8]
-# E265 block comment should start with ‘# ‘
 # F402 import module shadowed by loop variable
 # H305 imports not grouped correctly
 # H307 like imports should be grouped together
 # H405 multi line docstring summary not separated with an empty line
 # H904 Wrap long lines in parentheses instead of a backslash
-ignore = E265,F402,H305,H307,H405,H904
+ignore = F402,H305,H307,H405,H904
 builtins = _
 exclude=.venv,.git,.tox,dist,doc,./ceilometer/openstack/common,*lib/python*,*egg,tools,nova_tests,build
 show-source = True