459     @contextmanager

   459     @contextmanager

   460     def temporary_appobjects(self, *appobjects):

   460     def temporary_appobjects(self, *appobjects):

   461         self.vreg._loadedmods.setdefault(self.__module__, {})

   461         self.vreg._loadedmods.setdefault(self.__module__, {})

   462         for obj in appobjects:

   462         for obj in appobjects:

   463             self.vreg.register(obj)

   463             self.vreg.register(obj)

   464         try:

   468         try:

   465             yield

   469             yield

   466         finally:

   470         finally:

   467             for obj in appobjects:

   471             for obj in appobjects:

   468                 self.vreg.unregister(obj)

   472                 self.vreg.unregister(obj)