def slice_deleted(sender, **kwargs):
    slice = kwargs["instance"]
    DummySliceEvent.objects.create(
        slice=slice % "%s",
        status="deleted",
    )
dataset/ETHPy150Open fp7-ofelia/ocf/expedient/src/python/expedient/clearinghouse/aggregate/tests/models.py/slice_deleted/swapped operands of `%`