Flashes the last downloaded file to the given partition.

        Args:
          partition: Partition to overwrite with the new image.
          timeout_ms: Optional timeout in milliseconds to wait for it to finish.
          info_cb: See Download. Usually no messages.

        Returns:
          Response to a download request, normally nothing.

def Flash(self, partition, timeout_ms=0, info_cb=DEFAULT_MESSAGE_CALLBACK):
        """Flashes the last downloaded file to the given partition.

        Args:
          partition: Partition to overwrite with the new image.
          timeout_ms: Optional timeout in milliseconds to wait for it to finish.
          info_cb: See Download. Usually no messages.

        Returns:
          Response to a download request, normally nothing.
        """
        return self._SimpleCommand(b'flash', arg=partition, info_cb=info_cb,
                                   timeout_ms=timeout_ms)