@pytest.fixture(scope='module', params=['cpu'])
def backend_cpu64(request):
    be = get_backend(request, datatype=np.float64)

    # add a cleanup call - will run after all tests in module are done
    def cleanup():
        be = request.getfuncargvalue('backend_cpu64')
        del be
    request.addfinalizer(cleanup)

    # tests using this fixture can access the backend object from
    # backend or use the NervanaObject.be global
    return be
:param port: The port number the slave service is running on
dataset/ETHPy150Open NervanaSystems/neon/conftest.py/backend_cpu64--crossover with--dataset/ETHPy150Open box/ClusterRunner/app/slave/cluster_slave.py/ClusterSlave.__init__