def METHOD_NAME(db, dataset_dict, runs_field):
    if runs_field not in dataset_dict:
        return
    runs = dataset_dict[runs_field]
    _runs = {}
    for key, _id in runs.items():
        try:
            run_doc = db.runs.find_one({"_id": _id})
        except:
            continue
        db.runs.delete_one({"_id": _id})
        run_doc.pop("_id", None)
        run_doc.pop("_dataset_id", None)
        _runs[key] = run_doc
    dataset_dict[runs_field] = _runs