code: def logical_chassis_fwdl_sanity_input_file(self, **kwargs):
          
          config = ET.Element("config")
          logical_chassis_fwdl_sanity = ET.Element("logical_chassis_fwdl_sanity")
          config = logical_chassis_fwdl_sanity
          input = ET.SubElement(logical_chassis_fwdl_sanity, "input")
          file = ET.SubElement(input, "file")
          file.text = kwargs.pop('file')
  
          callback = kwargs.pop('callback', self._callback)
          return callback(config)
docs: Auto Generated Code