@pytest.fixture
def prefix_loader(filesystem_loader, dict_loader):
    return loaders.PrefixLoader({
        'a':        filesystem_loader,
        'b':        dict_loader
    })
Used when the entire index for model is updated.
dataset/ETHPy150Open pallets/jinja/tests/conftest.py/prefix_loader--crossover with--dataset/ETHPy150Open zorna/zorna/zorna/faq/search_indexes.py/FaqQuestionIndex.index_queryset