pyspark fixture example

pysparkfixtureexample.py

@pytest.fixture(scope="session")
def spark_context(request):
    """ fixture for creating a spark context
    Args:
        request: pytest.FixtureRequest object
    """
    conf = (SparkConf().setMaster("local[2]").setAppName("pytest-pyspark-local-testing"))
    sc = SparkContext(conf=conf)
    request.addfinalizer(lambda: sc.stop())

    quiet_py4j()
    return sc