code: def do_get_port_config(self, line):
          
  
          def f(p, args):
              try:
                  source, port = args
              except:
                  print("argument error")
                  return
              o = p.get_config(source)
              for p in o.resources.port:
                  if p.resource_id != port:
                      continue
                  print(p.resource_id)
                  conf = p.configuration
                  for k in self._port_settings:
                      try:
                          v = getattr(conf, k)
                      except AttributeError:
                          continue
                      print('%s %s' % (k, v))
  
          self._request(line, f)
docs: get_config_port <peer> <source> <port>
          eg. get_port_config sw1 running LogicalSwitch7-Port2