                                        self._screen_dimensions)
  
          self._image = _Image(self._taskbar.save_var)
  
          _Bindings(self._canvas, self._taskbar, self._image)
  
          self._taskbar.scale_var.trace("w", self._set_scale)
          self._taskbar.interpolator_var.trace("w", self._set_interpolation)
  
          self._process_triggers()
 
</s> remove         self._image = _Image(self._taskbar.save_var)
 </s> add         self._image = _Image(self._taskbar.save_var, self._is_standalone) </s> remove                                       self._screen_dimensions)
 </s> add                                       self._screen_dimensions,
                                      self._is_standalone) </s> remove         self._master_frame.pack(fill=tk.BOTH, expand=True)
        logger.debug("Initialized %s", self.__class__.__name__)
 </s> add         if self._is_standalone:
            self.pack(fill=tk.BOTH, expand=True)
 </s> remove         self._taskbar = _Taskbar(self._master_frame, self._is_standalone)
 </s> add         self._taskbar = _Taskbar(self._master_frame, taskbar) </s> remove         self._set_key_bindings()
 </s> add         self._set_key_bindings(is_standalone)
        _Bindings(self._canvas, self._taskbar, self._image, self._is_standalone)
                                        self._screen_dimensions)
  
          self._image = _Image(self._taskbar.save_var)
  
        _Bindings(self._canvas, self._taskbar, self._image, self._is_standalone)
  
          self._taskbar.scale_var.trace("w", self._set_scale)
          self._taskbar.interpolator_var.trace("w", self._set_interpolation)
  
          self._process_triggers()
keep keep keep keep replace keep keep keep keep keep
 GUI - Preview updates
  - Training preview. Embed preview pop-out window
  - Bugfix - convert/extract previews 
lib/training/preview_tk.py