Create neutronv2 module for ports

Co-Authored-By: Oleg Bondarev <obondarev@mirantis.com>
Change-Id: I605a50e92331cc6e7bb18ffb3b7a79d0aeae0880
diff --git a/_modules/neutronv2/arg_converter.py b/_modules/neutronv2/arg_converter.py
index f2bc76d..99cb8fe 100644
--- a/_modules/neutronv2/arg_converter.py
+++ b/_modules/neutronv2/arg_converter.py
@@ -18,6 +18,7 @@
     'subnetpool': lists.subnetpool_list,
     'agent': lists.agent_list,
     'router': lists.router_list,
+    'port': lists.port_list,
 }
 
 
@@ -27,6 +28,7 @@
     'subnetpool': 'subnetpools',
     'agent': 'agents',
     'router': 'routers',
+    'port': 'ports',
 }