Fixed all remaining pep8 failures in the codebase

Change-Id: I0de312a587ecd83158da4c7e05ca6495c7a981a8
Partially-Implements: blueprint enable-flake8

docker/centos/binary/neutron/neutron-base/ip_wrapper.py

@@ -14,9 +14,10 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-# This file exists because we want to create and delete any network namespaces from the
-# host mount namespace. This allows the host to access all of the neutron network
-# namespaces as well as all containers that bind mount /run/netns from the host.
+# This file exists because we want to create and delete any network
+# namespaces from the host mount namespace. This allows the host to
+# access all of the neutron network namespaces as well as all
+# containers that bind mount /run/netns from the host.
 
 # This is required for "thin" neutron containers to function properly
 
@@ -24,24 +25,32 @@ import sys
 import subprocess
 import nsenter
 
+
 def host_mnt_exec(cmd):
     try:
         with nsenter.ExitStack() as stack:
-            stack.enter_context(nsenter.Namespace('1', 'mnt', proc='/opt/kolla/host_proc/'))
+            stack.enter_context(
+                nsenter.Namespace(
+                    '1',
+                    'mnt',
+                    proc='/opt/kolla/host_proc/'))
             process_ = subprocess.Popen(cmd)
 
     except Exception as e:
-        print("An error has occured with a component that Kolla manages. Please file a bug")
+        print(
+            "An error has occured with a component that Kolla manages."
+            " Please file a bug")
         print("Error: ", e)
 
     return process_
 
 
 if len(sys.argv) > 2:
-    # We catch all commands that ip will accept that refer to creating or deleteing a
-    # Network namespace
-    if str(sys.argv[1]).startswith("net") and \
-                (str(sys.argv[2]).startswith("a") or str(sys.argv[2]).startswith("d")):
+    # We catch all commands that ip will accept that refer
+    # to creating or deleteing a Network namespace
+    if str(sys.argv[1]).startswith("net") and (
+            str(sys.argv[2]).startswith("a") or
+            str(sys.argv[2]).startswith("d")):
         # This cmd is executed in the host mount namespace
         cmd = ["/usr/bin/env", "ip"] + sys.argv[1:]
         sys.exit(host_mnt_exec(cmd).returncode)

docker/common/hautoproxy/start.py

@@ -6,7 +6,6 @@ docker/kubernetes environment variables.'''
 
 import argparse
 import os
-import sys
 from jinja2 import Environment, FileSystemLoader
 import re
 import urlparse
@@ -14,6 +13,7 @@ import urlparse
 re_url = re.compile(
     '^(?P<name>.*)_PORT_(?P<port>\d+)_(?P<proto>(UDP|TCP))$')
 
+
 def parse_args():
     p = argparse.ArgumentParser()
     p.add_argument('--output', '-o',
@@ -24,6 +24,7 @@ def parse_args():
                    default='/etc/haproxy/templates')
     return p.parse_args()
 
+
 def discover_services():
     services = []
     for k in os.environ:
@@ -45,6 +46,7 @@ def discover_services():
 
     return services
 
+
 def main():
     args = parse_args()
     services = discover_services()
@@ -62,4 +64,3 @@ def main():
 
 if __name__ == '__main__':
     main()
-

tests/clients.py

@@ -17,6 +17,7 @@ from keystoneclient.v2_0 import client as ksclient
 logging.basicConfig(level=logging.WARNING)
 LOG = logging.getLogger(__name__)
 
+
 class OpenStackClients(object):
 
     def __init__(self):

tests/test_images.py

@@ -18,7 +18,9 @@ from subprocess import Popen, PIPE, STDOUT
 
 LOG = logging.getLogger(__name__)
 
+
 class ImagesTest(base.BaseTestCase):
+
     def setUp(self):
         super(ImagesTest, self).setUp()
         self.useFixture(log_fixture.SetLogLevel([__name__],