docs: def _scp_file(self, source_file, dest_file, file_system):
          """
          SCP file to remote device.
  
          Return (status, msg)
          status = boolean
          msg = details on what happened
          """
          return self._xfer_file(
              source_file=source_file,
              dest_file=dest_file,
              file_system=file_system,
              TransferClass=FileTransfer,
          )