                  cv2.imwrite(imgfile, image)  # pylint: disable=no-member
                  logger.debug("Saved preview to: '%s'", img)
              if self._args.redirect_gui:
                  logger.debug("Generating preview for GUI")
                  img = ".gui_training_preview.png"
                  imgfile = os.path.join(scriptpath, "lib", "gui", ".cache", "preview", img)
                  cv2.imwrite(imgfile, image)  # pylint: disable=no-member
                  logger.debug("Generated preview for GUI: '%s'", imgfile)
              if self._args.preview:
                  logger.debug("Generating preview for display: '%s'", name)
 
</s> remove         self._save_var.set(False)
 </s> add         if self._is_standalone:
            self._save_var.set(False) </s> remove         root_path = os.path.join(os.path.realpath(os.path.dirname(sys.argv[0])))
 </s> add         if self._is_standalone:
            root_path = os.path.join(os.path.realpath(os.path.dirname(sys.argv[0])))
        else:
            root_path = args[0]
 </s> remove     def previewoutput(self) -> Tuple[Image.Image, ImageTk.PhotoImage]:
        """ Tuple: First item in the tuple is the extract or convert preview image
        (:class:`PIL.Image`), the second item is the image in a format that tkinter can display
        (:class:`PIL.ImageTK.PhotoImage`).
 </s> add     def buffer(self) -> PreviewBuffer:
        """ :class:`~lib.training.PreviewBuffer` The preview buffer for the training preview
        image. """
        return self._buffer

    def load(self) -> bool:
        """ Load the latest training preview image(s) from disk and add to :attr:`buffer` """
        logger.trace("Loading Training preview images")  # type:ignore
        image_files = _get_previews(self._cache_path)
        filename = next((fname for fname in image_files
                         if os.path.basename(fname) == TRAININGPREVIEW), "")
        if not filename:
            logger.trace("No preview to display")  # type:ignore
            return False
        try:
            modified = os.path.getmtime(filename)
            if modified <= self._modified:
                logger.trace("preview '%s' not updated. Current timestamp: %s, "  # type:ignore
                             "existing timestamp: %s", filename, modified, self._modified)
                return False

            logger.debug("Loading preview: '%s'", filename)
            img = cv2.imread(filename, cv2.IMREAD_UNCHANGED)
            self._modified = modified
            self._buffer.add_image(os.path.basename(filename), img)
            self._error_count = 0
        except ValueError:
            # This is probably an error reading the file whilst it's being saved so ignore it
            # for now and only pick up if there have been multiple consecutive fails
            logger.warning("Unable to display preview: (image: '%s', attempt: %s)",
                           img, self._error_count)
            if self._error_count < 10:
                self._error_count += 1
            else:
                logger.error("Error reading the preview file for '%s'", filename)
            return False </s> remove         get_images().previewoutput[0].save(filename)
        logger.debug("Saved preview to %s", filename)
 </s> add         self._preview.save(filename)
                img = TRAININGPREVIEW
                  cv2.imwrite(imgfile, image)  # pylint: disable=no-member
                  logger.debug("Saved preview to: '%s'", img)
              if self._args.redirect_gui:
                  logger.debug("Generating preview for GUI")
                img = TRAININGPREVIEW
                  imgfile = os.path.join(scriptpath, "lib", "gui", ".cache", "preview", img)
                  cv2.imwrite(imgfile, image)  # pylint: disable=no-member
                  logger.debug("Generated preview for GUI: '%s'", imgfile)
              if self._args.preview:
                  logger.debug("Generating preview for display: '%s'", name)
keep keep keep keep replace keep keep keep keep keep
 GUI - Preview updates
  - Training preview. Embed preview pop-out window
  - Bugfix - convert/extract previews 
scripts/train.py