              The swapped faces patched with the selected convert settings
          """
          logger.trace("Patching faces")
          self._converter.process(queue_in, queue_out)
          swapped = list()
          idx = 0
          while idx < sample_size:
              logger.trace("Patching image %s of %s", idx + 1, sample_size)
              item = queue_out.get()
              swapped.append(item[1])
 
</s> remove             self._predicted_images = list()
 </s> add             self._predicted_images = [] </s> remove         self._faces["dst"] = list()
 </s> add         self._faces["dst"] = [] </s> remove         self.destination = list()  # Swapped + patched images
 </s> add         self.destination = []  # Swapped + patched images </s> remove         self.source = list()  # Source images, filenames + detected faces
 </s> add         self.source = []  # Source images, filenames + detected faces </s> remove                                    list()).append(os.path.splitext(image["filename"])[0])
            self._faces.setdefault("matrix", list()).append(matrix)
            self._faces.setdefault("src", list()).append(transform_image(src_img,
                                                                         matrix,
                                                                         self._size,
                                                                         self._padding))
 </s> add                                    []).append(os.path.splitext(image["filename"])[0])
            self._faces.setdefault("matrix", []).append(matrix)
            self._faces.setdefault("src", []).append(transform_image(src_img,
                                                                     matrix,
                                                                     self._size,
                                                                     self._padding))
        swapped = []
              The swapped faces patched with the selected convert settings
          """
          logger.trace("Patching faces")
          self._converter.process(queue_in, queue_out)
        swapped = []
          idx = 0
          while idx < sample_size:
              logger.trace("Patching image %s of %s", idx + 1, sample_size)
              item = queue_out.get()
              swapped.append(item[1])
keep keep keep keep replace keep keep keep keep keep
 bugfix: Preview Tool, ensure all config items are written 
tools/preview/preview.py