Fix multiple job failures

zuul_cloner errors during tox job setup, and pep8 complains too.

Change-Id: I1d1ca087982d7bdda983686775736ed258026aeb

neutron_lbaas/common/tls_utils/cert_parser.py

@@ -16,7 +16,7 @@
 from cryptography.hazmat import backends
 from cryptography.hazmat.primitives import serialization
 from cryptography import x509
-from neutron.i18n import _LE
+from neutron_lbaas._i18n import _LE
 from oslo_log import log as logging
 import six
 

neutron_lbaas/drivers/octavia/octavia_messaging_consumer.py

@@ -12,6 +12,7 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
+from neutron_lbaas._i18n import _
 from neutron_lbaas._i18n import _LI
 from oslo_config import cfg
 from oslo_log import log as logging

test-requirements.txt

@@ -22,3 +22,4 @@ WebTest>=2.0 # MIT
 reno>=0.1.1 # Apache2
 # Needed to run DB commands in virtualenvs
 PyMySQL>=0.6.2 # MIT License
+tempest>=10.0.0  # Apache-2.0

tox.ini

@@ -75,9 +75,6 @@ passenv = TEMPEST_CONFIG_DIR
 setenv =
  OS_TEST_PATH={toxinidir}/neutron_lbaas/tests/tempest/v1/api
  OS_TESTR_CONCURRENCY=1
-deps =
- {[testenv]deps}
- git+https://git.openstack.org/openstack/tempest#egg=tempest
 
 # If you are running the tests locally you should set the env variable
 # TEMPEST_CONFIG_DIR=/opt/stack/tempest/etc
@@ -87,9 +84,6 @@ passenv = TEMPEST_CONFIG_DIR
 setenv =
  OS_TEST_PATH={toxinidir}/neutron_lbaas/tests/tempest/v2/api
  OS_TESTR_CONCURRENCY=1
-deps =
- {[testenv]deps}
- git+https://git.openstack.org/openstack/tempest#egg=tempest
 
 # If you are running the tests locally you should set the env variable
 # TEMPEST_CONFIG_DIR=/opt/stack/tempest/etc
@@ -99,9 +93,6 @@ passenv = TEMPEST_CONFIG_DIR
 setenv =
  OS_TEST_PATH={toxinidir}/neutron_lbaas/tests/tempest/v2/scenario
  OS_TESTR_CONCURRENCY=1
-deps =
- {[testenv]deps}
- git+https://git.openstack.org/openstack/tempest#egg=tempest
 
 # If you are running the tests locally you should set the env variable
 # TEMPEST_CONFIG_DIR=/opt/stack/tempest/etc
@@ -111,9 +102,6 @@ passenv = TEMPEST_CONFIG_DIR
 setenv =
  OS_TEST_PATH={toxinidir}/neutron_lbaas/tests/tempest/v2/ddt
  OS_TESTR_CONCURRENCY=1
-deps =
- {[testenv]deps}
- git+https://git.openstack.org/openstack/tempest#egg=tempest
 
 [testenv:genconfig]
 commands = {toxinidir}/tools/generate_config_file_samples.sh