  
      @property
      def tk_vars(self):
          """ dict: The global tkinter variables. """
          return self._gui_objects["tk_vars"]
  
      @property
      def project(self):
          """ :class:`lib.gui.project.Project`: The project session handler. """
          return self._gui_objects["project"]
 
</s> remove     def project(self):
 </s> add     def project(self) -> Project: </s> remove         return self._gui_objects["project"]
 </s> add         return self._gui_objects.project </s> remove     def tasks(self):
 </s> add     def tasks(self) -> Tasks: </s> remove     def tk_vars(self):
 </s> add     def tk_vars(self) -> Dict[str, Union[tk.StringVar, tk.BooleanVar]]: </s> remove         return self._gui_objects["cli_opts"]
 </s> add         return self._gui_objects.cli_opts
        return self._gui_objects.tk_vars
  
      @property
      def tk_vars(self):
          """ dict: The global tkinter variables. """
        return self._gui_objects.tk_vars
  
      @property
      def project(self):
          """ :class:`lib.gui.project.Project`: The project session handler. """
          return self._gui_objects["project"]
keep keep keep keep replace keep keep keep keep keep
 Bugfix: Preview for extract in batch mode 
lib/gui/utils.py