fix failing pep8 job

This patch fixes the pep8 job which was failing with:
N341 _ from python builtins module is used. Use _ from vmware_nsx._i18n instead

Change-Id: I5be1646d6505dd3b2383abb28234f3ab612549a6

vmware_nsx/api_client/eventlet_client.py

@@ -66,7 +66,7 @@ class EventletApiClient(base.ApiClientBase):
         # Connection pool is a list of queues.
         self._conn_pool = eventlet.queue.PriorityQueue()
         self._next_conn_priority = 1
-        for _ in range(concurrent_connections):
+        for __ in range(concurrent_connections):
             for host, port, is_ssl in api_providers:
                 conn = self._create_connection(host, port, is_ssl)
                 self._conn_pool.put((self._next_conn_priority, conn))

vmware_nsx/dvs/dvs_utils.py

@@ -15,6 +15,9 @@
 from oslo_config import cfg
 from oslo_vmware import api
 
+
+from vmware_nsx._i18n import _
+
 dvs_opts = [
     cfg.StrOpt('host_ip',
                help='Hostname or IP address for connection to VMware vCenter '

vmware_nsx/plugins/nsx_v/drivers/distributed_router_driver.py

@@ -20,7 +20,7 @@ from neutron.db import l3_db
 
 from neutron_lib import exceptions as n_exc
 
-from vmware_nsx._i18n import _LE
+from vmware_nsx._i18n import _, _LE
 from vmware_nsx.common import locking
 from vmware_nsx.db import nsxv_db
 from vmware_nsx.plugins.nsx_v.drivers import (

vmware_nsx/shell/admin/plugins/nsxv/resources/dhcp_binding.py

@@ -71,7 +71,7 @@ def list_missing_dhcp_bindings(resource, event, trigger, **kwargs):
     but are not present on corresponding NSXv Edge.
     """
 
-    for (edge_id, _) in nsxv_db.get_nsxv_dhcp_bindings_count_per_edge(
+    for (edge_id, __) in nsxv_db.get_nsxv_dhcp_bindings_count_per_edge(
             neutron_db.context.session):
         LOG.info(_LI("%s"), "=" * 60)
         LOG.info(_LI("For edge: %s"), edge_id)