Re-enable new pycodestyle errors

The previous patch to update hacking
and pycodestyle turned off some new errors to
keep the patch smaller.

Fix those errors here.

Change-Id: Ib22f63e98eefb36b9b2a8be55c15271824408d5d

cinder/api/v2/limits.py

@@ -168,6 +168,7 @@ class Limit(object):
             "resetTime": int(self.next_request or self._get_time()),
         }
 
+
 # "Limit" format is a dictionary with the HTTP verb, human-readable URI,
 # a regular-expression to match, value and unit of measure (PER_DAY, etc.)
 

cinder/db/sqlalchemy/api.py

@@ -103,6 +103,7 @@ def get_session(use_slave=False, **kwargs):
 def dispose_engine():
     get_engine().dispose()
 
+
 _DEFAULT_QUOTA_NAME = 'default'
 
 

cinder/scheduler/evaluator/evaluator.py

@@ -221,6 +221,7 @@ class EvalBoolOrOp(object):
         right = self.value[2].eval()
         return left or right
 
+
 _parser = None
 _vars = {}
 

cinder/tests/unit/api/contrib/test_volume_manage.py

@@ -69,6 +69,7 @@ def service_get(context, service_id, backend_match_level=None, host=None,
                 'uuid': '4200b32b-0bf9-436c-86b2-0675f6ac218e'}
     raise exception.ServiceNotFound(service_id=host)
 
+
 # Some of the tests check that volume types are correctly validated during a
 # volume manage operation.  This data structure represents an existing volume
 # type.

cinder/tests/unit/api/contrib/test_volume_type_access.py

@@ -38,6 +38,7 @@ def generate_type(type_id, is_public):
         'is_public': bool(is_public)
     }
 
+
 VOLUME_TYPES = {
     fake.VOLUME_TYPE_ID: generate_type(fake.VOLUME_TYPE_ID, True),
     fake.VOLUME_TYPE2_ID: generate_type(fake.VOLUME_TYPE2_ID, True),

cinder/tests/unit/volume/drivers/hpe/test_hpe3par.py

@@ -10167,6 +10167,7 @@ class TestHPE3PARISCSIDriver(HPE3PARBaseDriver):
                 expected +
                 self.standard_logout)
 
+
 VLUNS5_RET = ({'members':
                [{'portPos': {'node': 0, 'slot': 8, 'cardPort': 2},
                  'active': True},

cinder/tests/unit/volume/drivers/netapp/dataontap/fakes.py

@@ -502,6 +502,7 @@ class test_volume(object):
     def __getitem__(self, key):
         return getattr(self, key)
 
+
 test_volume = test_volume()
 test_volume.id = {'vserver': 'openstack', 'name': 'vola'}
 test_volume.aggr = {
@@ -529,6 +530,7 @@ class test_snapshot(object):
     def __getitem__(self, key):
         return getattr(self, key)
 
+
 test_snapshot = test_snapshot()
 test_snapshot.id = 'fake_snap_id'
 test_snapshot.name = 'snapshot-%s' % test_snapshot.id

cinder/tests/unit/volume/drivers/solidfire/test_solidfire.py

@@ -56,6 +56,7 @@ class mock_vref(object):
     def get(self, item, arg2 = None):
         return self.__dict__[item]
 
+
 f_uuid = ['262b9ce2-a71a-4fbe-830c-c20c5596caea',
           '362b9ce2-a71a-4fbe-830c-c20c5596caea']
 

cinder/tests/unit/volume/drivers/test_datera.py

@@ -617,6 +617,7 @@ class DateraVolumeTestCasev21(DateraVolumeTestCasev2):
         self._apiv = '2.1'
         self._tenant = self.cfg.datera_tenant_id
 
+
 stub_acl = {
     'initiator_groups': [
         '/initiator_groups/IG-8739f309-dae9-4534-aa02-5b8e9e96eefd'],

cinder/tests/unit/volume/drivers/test_nfs.py

@@ -299,6 +299,7 @@ class RemoteFsDriverTestCase(test.TestCase):
         ret_flag = drv.secure_file_operations_enabled()
         self.assertFalse(ret_flag)
 
+
 # NFS configuration scenarios
 NFS_CONFIG1 = {'max_over_subscription_ratio': 1.0,
                'reserved_percentage': 0,

cinder/tests/unit/volume/drivers/test_pure.py

@@ -38,6 +38,7 @@ def fake_retry(exceptions, interval=1, retries=3, backoff_rate=2):
         return f
     return _decorator
 
+
 patch_retry = mock.patch('cinder.utils.retry', fake_retry)
 patch_retry.start()
 sys.modules['purestorage'] = mock.Mock()

cinder/volume/drivers/ibm/ibm_storage/ds8k_connection.py

@@ -146,6 +146,7 @@ class DS8KConnectionPool(connectionpool.HTTPSConnectionPool):
             url = 'https://' + url[12:]
         return super(DS8KConnectionPool, self).urlopen(method, url, **kwargs)
 
+
 if hasattr(poolmanager, 'key_fn_by_scheme'):
     poolmanager.key_fn_by_scheme["httpsds8k"] = (
         poolmanager.key_fn_by_scheme["https"])

tox.ini

@@ -193,8 +193,7 @@ usedevelop = False
 # reason: no agreement on this being universally
 #  preferable for our code.  Disabled to keep checking
 #  tools from getting in our way with regards to this.
-# E117/E305 - new rules, just disabled here temporarily.
-ignore = E251,E402,W503,W504,E117,E305
+ignore = E251,E402,W503,W504
 # H904 Delay string interpolations at logging calls.
 enable-extensions = H106,H203,H904
 exclude = .git,.venv,.tox,dist,tools,doc/ext,*egg,build