Retrieving GroupResult from taskset_id in Celery?

Question

I am starting a set of celery tasks by using celery group as described in the official documentation

I am also storing the group (taskset) id into a db, in order to

Answer 1

Yes you have to save the result and then restore it.

job = group([
    single_test.s(1, 1),
    single_test.s(1, 2),
    single_test.s(1, 3),
])
result = job.apply_async()
result.save()

from celery.result import GroupResult
saved_result = GroupResult.restore(result.id)

I had the same issue and after seeing your hint about save/restore eventually figured it out.