Beispiel #1
0
def test_iterator():
    with pm.Model() as model:
        a = pm.Normal("a", shape=1)
        pm.HalfNormal("b")
        step1 = pm.NUTS([a])
        step2 = pm.Metropolis([model.b_log__])

    step = pm.CompoundStep([step1, step2])

    start = {"a": 1.0, "b_log__": 2.0}
    sampler = ps.ParallelSampler(10, 10, 3, 2, [2, 3, 4], [start] * 3, step, 0, False)
    with sampler:
        for draw in sampler:
            pass
Beispiel #2
0
def test_iterator():
    with pm.Model() as model:
        a = pm.Normal('a', shape=1)
        pm.HalfNormal('b')
        step1 = pm.NUTS([a])
        step2 = pm.Metropolis([model.b_log__])

    step = pm.CompoundStep([step1, step2])

    start = time.time()
    start = {'a': 1., 'b_log__': 2.}
    sampler = ps.ParallelSampler(10, 10, 3, 2, [2, 3, 4], [start] * 3,
                                 step, 0, False)
    with sampler:
        for draw in sampler:
            pass