@pytest.fixture
def atc_db_file():
    return tempfile.NamedTemporaryFile(
        suffix='.db',
        prefix='atc_',
    )
return a NamedTemporyFile (tempfile.NamedTemportFile) for use
dataset/ETHPy150Open facebook/augmented-traffic-control/atc/atcd/tests/test_AtcdDBQueueTask.py/atc_db_file