def init_callback_with_params(self) -> None:
        """
        Method should initialize callback function with its args/kwargs:

        self.callback = ...
        (optional) self.callback_args = ...
        (optional) self.callback_kwargs = ...
        """

        Method should initialize callback function with its args/kwargs:

        self.callback = ...
        (optional) self.callback_args = ...
        (optional) self.callback_kwargs = ...
        
cvat/apps/redis_handler/background.py