code: def show_system_info_output_show_system_info_stack_mac(self, **kwargs):
          
          config = ET.Element("config")
          show_system_info = ET.Element("show_system_info")
          config = show_system_info
          output = ET.SubElement(show_system_info, "output")
          show_system_info = ET.SubElement(output, "show-system-info")
          stack_mac = ET.SubElement(show_system_info, "stack-mac")
          stack_mac.text = kwargs.pop('stack_mac')
  
          callback = kwargs.pop('callback', self._callback)
          return callback(config)
docs: Auto Generated Code