move pep8 zuul job definition in repo

Update the pep8 to latest openstack infra requirements and move the pep8
zuul job definition in repo.

Change-Id: Idc727e5232c6b1697e65cbda8b955d9f4f1490d3

intel_nfv_ci_tests/tests/scenario/test_cpu_pinning.py

@@ -12,17 +12,15 @@
 #    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 #    License for the specific language governing permissions and limitations
 #    under the License.
-
-import libvirt
-from tempest.lib.common.utils import data_utils
-import testtools
 import xml.etree.ElementTree as ET
 
+import libvirt
 from tempest.api.compute import base
 from tempest.common import utils
 from tempest.common import waiters
 from tempest import config
-
+from tempest.lib.common.utils import data_utils
+import testtools
 
 CONF = config.CONF
 

intel_nfv_ci_tests/tests/scenario/test_numa_topology.py

@@ -14,12 +14,10 @@
 #    under the License.
 
 from oslo_concurrency import processutils
-
 from tempest.api.compute import base
 from tempest.common.utils.linux import remote_client
 from tempest import config
 from tempest.lib.common.utils import data_utils
-
 import testtools
 
 CONF = config.CONF
@@ -45,9 +43,9 @@ def get_host_numa_placement(instance, vcpus):
 
     placement = []
     for i in range(vcpus):
+        replaced = cgroup.replace('\\', '\\\\') + '/vcpu' + str(i)
         cpus, _ = processutils.execute('cgget -n -v -r cpuset.cpus %s'
-                                       % (cgroup.replace('\\', '\\\\') +
-                                          '/vcpu' + str(i)), shell=True)
+                                       % (replaced), shell=True)
         placement.append(cpus.strip())
 
     return placement

test-requirements.txt

@@ -1,6 +1 @@
-pyflakes==0.8.1
-pep8==1.5.6
-mccabe==0.2.1
-flake8==2.1.0
-hacking>=0.9.2,<0.10
-sphinx>=1.1.2
+hacking>=4.0.0,<4.1.0 # Apache-2.0

tox.ini

@@ -1,9 +1,10 @@
 [tox]
 minversion = 2.0
-envlist = py34,py27,pep8
+envlist = py3,pep8
 skipsdist = True
 
 [testenv]
+basepython=python3
 usedevelop = True
 whitelist_externals = bash
                       find
@@ -38,3 +39,4 @@ ignore = E123,E125,E126,E128,E129,E265,H301,H305,H307,H404,H405,H904,H803
 show-source = True
 builtins = _
 exclude=.venv,.git,.tox,dist,*openstack/common*,*lib/python*,*egg,build
+import-order-style = pep8

zuul.d/project.yaml

@@ -0,0 +1,7 @@
+- project:
+    check:
+      jobs:
+        - openstack-tox-pep8
+    gate:
+      jobs:
+        - openstack-tox-pep8