Method on_task_call

celery/backends/base.py:788–789

(self, producer, task_id)

        """Cleanup actions to do at the end of a task worker process."""

    def on_task_call(self, producer, task_id):
        return {}

    def add_to_chord(self, chord_id, result):
        raise NotImplementedError('Backend does not support add_to_chord')