def get_task_signature(cls, instance, serialized_instance, **kwargs): executors = cls.get_executors() # Combine all executors into single sequential task # to cleanup related resources in correct order cleanup_tasks = [ executor.as_signature(instance) for executor in executors ] if not cleanup_tasks: return core_tasks.EmptyTask() return chain(cleanup_tasks)
def get_task_signature(cls, instance, serialized_instance, **kwargs): """ Delete each resource using specific executor. Convert executors to task and combine all deletion task into single sequential task. """ cleanup_tasks = [ ProjectResourceCleanupTask().si( core_utils.serialize_class(executor_cls), core_utils.serialize_class(model_cls), serialized_instance, ) for (model_cls, executor_cls) in cls.executors ] if not cleanup_tasks: return core_tasks.EmptyTask() return chain(cleanup_tasks)
def get_task_signature(cls, *args, **kwargs): return tasks.EmptyTask().si()