docs: def ntp_server_key(self, **kwargs):
          """Auto Generated Code
          """
          config = ET.Element("config")
          ntp = ET.SubElement(config, "ntp", xmlns="urn:brocade.com:mgmt:brocade-ntp")
          server = ET.SubElement(ntp, "server")
          ip_key = ET.SubElement(server, "ip")
          ip_key.text = kwargs.pop('ip')
          use_vrf_key = ET.SubElement(server, "use-vrf")
          use_vrf_key.text = kwargs.pop('use_vrf')
          key = ET.SubElement(server, "key")
          key.text = kwargs.pop('key')
  
          callback = kwargs.pop('callback', self._callback)
          return callback(config)