code: def banner_login(self, **kwargs):
          
          config = ET.Element("config")
          banner = ET.SubElement(config, "banner", xmlns="urn:brocade.com:mgmt:brocade-aaa")
          login = ET.SubElement(banner, "login")
          login.text = kwargs.pop('login')
  
          callback = kwargs.pop('callback', self._callback)
          return callback(config)
docs: Auto Generated Code