Beispiel #1
0
def test_sparsedotinc_mergeable():
    assert mergeable(
        SparseDotInc(dummies.Signal(sparse=True), dummies.Signal(),
                     dummies.Signal()),
        [
            SparseDotInc(dummies.Signal(sparse=True), dummies.Signal(),
                         dummies.Signal())
        ],
    )
def test_mergeable():
    # anything is mergeable with an empty list
    assert mergeable(None, [])

    # ops with different numbers of sets/incs/reads/updates are not mergeable
    assert not mergeable(dummies.Op(sets=[dummies.Signal()]), [dummies.Op()])
    assert not mergeable(dummies.Op(incs=[dummies.Signal()]), [dummies.Op()])
    assert not mergeable(dummies.Op(reads=[dummies.Signal()]), [dummies.Op()])
    assert not mergeable(dummies.Op(updates=[dummies.Signal()]), [dummies.Op()])
    assert mergeable(dummies.Op(sets=[dummies.Signal()]),
                     [dummies.Op(sets=[dummies.Signal()])])

    # check matching dtypes
    assert not mergeable(dummies.Op(sets=[dummies.Signal(dtype=np.float32)]),
                         [dummies.Op(sets=[dummies.Signal(dtype=np.float64)])])

    # shape mismatch
    assert not mergeable(dummies.Op(sets=[dummies.Signal(shape=(1, 2))]),
                         [dummies.Op(sets=[dummies.Signal(shape=(1, 3))])])

    # display shape mismatch
    assert not mergeable(
        dummies.Op(sets=[dummies.Signal(base_shape=(2, 2), shape=(4, 1))]),
        [dummies.Op(sets=[dummies.Signal(base_shape=(2, 2), shape=(1, 4))])])

    # first dimension mismatch
    assert mergeable(dummies.Op(sets=[dummies.Signal(shape=(3, 2))]),
                     [dummies.Op(sets=[dummies.Signal(shape=(4, 2))])])

    # Copy (inc must match)
    assert mergeable(Copy(dummies.Signal(), dummies.Signal(), inc=True),
                     [Copy(dummies.Signal(), dummies.Signal(), inc=True)])
    assert not mergeable(Copy(dummies.Signal(), dummies.Signal(), inc=True),
                         [Copy(dummies.Signal(), dummies.Signal(), inc=False)])

    # elementwise (first dimension must match)
    assert mergeable(
        ElementwiseInc(dummies.Signal(), dummies.Signal(), dummies.Signal()),
        [ElementwiseInc(dummies.Signal(), dummies.Signal(), dummies.Signal())])
    assert mergeable(
        ElementwiseInc(dummies.Signal(shape=(1,)), dummies.Signal(), dummies.Signal()),
        [ElementwiseInc(dummies.Signal(shape=()), dummies.Signal(), dummies.Signal())])
    assert not mergeable(
        ElementwiseInc(dummies.Signal(shape=(3,)), dummies.Signal(), dummies.Signal()),
        [ElementwiseInc(dummies.Signal(shape=(2,)), dummies.Signal(),
                        dummies.Signal())])

    # simpyfunc (t input must match)
    time = dummies.Signal()
    assert mergeable(SimPyFunc(None, None, time, None),
                     [SimPyFunc(None, None, time, None)])
    assert mergeable(SimPyFunc(None, None, None, dummies.Signal()),
                     [SimPyFunc(None, None, None, dummies.Signal())])
    assert not mergeable(SimPyFunc(None, None, dummies.Signal(), None),
                         [SimPyFunc(None, None, None, dummies.Signal())])

    # simneurons
    # check matching TF_NEURON_IMPL
    assert mergeable(SimNeurons(LIF(), dummies.Signal(), dummies.Signal()),
                     [SimNeurons(LIF(), dummies.Signal(), dummies.Signal())])
    assert not mergeable(SimNeurons(LIF(), dummies.Signal(), dummies.Signal()),
                         [SimNeurons(LIFRate(), dummies.Signal(), dummies.Signal())])

    # check custom with non-custom implementation
    assert not mergeable(SimNeurons(LIF(), dummies.Signal(), dummies.Signal()),
                         [SimNeurons(Izhikevich(), dummies.Signal(),
                                     dummies.Signal())])

    # check non-custom matching
    assert not mergeable(
        SimNeurons(Izhikevich(), dummies.Signal(), dummies.Signal()),
        [SimNeurons(AdaptiveLIF(), dummies.Signal(), dummies.Signal())])
    assert not mergeable(
        SimNeurons(Izhikevich(), dummies.Signal(), dummies.Signal(),
                   states=[dummies.Signal(dtype=np.float32)]),
        [SimNeurons(Izhikevich(), dummies.Signal(), dummies.Signal(),
                    states=[dummies.Signal(dtype=np.int32)])])
    assert mergeable(
        SimNeurons(Izhikevich(), dummies.Signal(), dummies.Signal(),
                   states=[dummies.Signal(shape=(3,))]),
        [SimNeurons(Izhikevich(), dummies.Signal(), dummies.Signal(),
                    states=[dummies.Signal(shape=(2,))])])
    assert not mergeable(
        SimNeurons(Izhikevich(), dummies.Signal(), dummies.Signal(),
                   states=[dummies.Signal(shape=(2, 1))]),
        [SimNeurons(Izhikevich(), dummies.Signal(), dummies.Signal(),
                    states=[dummies.Signal(shape=(2, 2))])])

    # simprocess
    # mode must match
    assert not mergeable(
        SimProcess(Lowpass(0), None, dummies.Signal(), dummies.Signal(),
                   mode="inc"),
        [SimProcess(Lowpass(0), None, dummies.Signal(), dummies.Signal(),
                    mode="set")])

    # check that lowpass match
    assert mergeable(SimProcess(Lowpass(0), None, None, dummies.Signal()),
                     [SimProcess(Lowpass(0), None, None, dummies.Signal())])

    # check that lowpass and linear don't match
    assert not mergeable(SimProcess(Lowpass(0), None, None, dummies.Signal()),
                         [SimProcess(Alpha(0), None, None, dummies.Signal())])

    # check that two linear do match
    assert mergeable(
        SimProcess(Alpha(0.1), dummies.Signal(), None, dummies.Signal()),
        [SimProcess(LinearFilter([1], [1, 1, 1]), dummies.Signal(), None,
                    dummies.Signal())])

    # check custom and non-custom don't match
    assert not mergeable(SimProcess(Triangle(0), None, None, dummies.Signal()),
                         [SimProcess(Alpha(0), None, None, dummies.Signal())])

    # check non-custom matching
    assert mergeable(SimProcess(Triangle(0), None, None, dummies.Signal()),
                     [SimProcess(Triangle(0), None, None, dummies.Signal())])

    # simtensornode
    a = SimTensorNode(None, dummies.Signal(), None, dummies.Signal())
    assert not mergeable(a, [a])

    # learning rules
    a = SimBCM(dummies.Signal((4,)), dummies.Signal(), dummies.Signal(), dummies.Signal(),
               dummies.Signal())
    b = SimBCM(dummies.Signal((5,)), dummies.Signal(), dummies.Signal(), dummies.Signal(),
               dummies.Signal())
    assert not mergeable(a, [b])
Beispiel #3
0
def test_mergeable():
    # anything is mergeable with an empty list
    assert mergeable(None, [])

    # ops with different numbers of sets/incs/reads/updates are not mergeable
    assert not mergeable(DummyOp(sets=[DummySignal()]), [DummyOp()])
    assert not mergeable(DummyOp(incs=[DummySignal()]), [DummyOp()])
    assert not mergeable(DummyOp(reads=[DummySignal()]), [DummyOp()])
    assert not mergeable(DummyOp(updates=[DummySignal()]), [DummyOp()])
    assert mergeable(DummyOp(sets=[DummySignal()]),
                     [DummyOp(sets=[DummySignal()])])

    # check matching dtypes
    assert not mergeable(DummyOp(sets=[DummySignal(dtype=np.float32)]),
                         [DummyOp(sets=[DummySignal(dtype=np.float64)])])

    # shape mismatch
    assert not mergeable(DummyOp(sets=[DummySignal(shape=(1, 2))]),
                         [DummyOp(sets=[DummySignal(shape=(1, 3))])])

    # display shape mismatch
    assert not mergeable(
        DummyOp(sets=[DummySignal(base_shape=(2, 2), shape=(4, 1))]),
        [DummyOp(sets=[DummySignal(base_shape=(2, 2), shape=(1, 4))])])

    # first dimension mismatch
    assert mergeable(DummyOp(sets=[DummySignal(shape=(3, 2))]),
                     [DummyOp(sets=[DummySignal(shape=(4, 2))])])

    # Copy (inc must match)
    assert mergeable(Copy(DummySignal(), DummySignal(), inc=True),
                     [Copy(DummySignal(), DummySignal(), inc=True)])
    assert not mergeable(Copy(DummySignal(), DummySignal(), inc=True),
                         [Copy(DummySignal(), DummySignal(), inc=False)])

    # elementwise (first dimension must match)
    assert mergeable(
        ElementwiseInc(DummySignal(), DummySignal(), DummySignal()),
        [ElementwiseInc(DummySignal(), DummySignal(), DummySignal())])
    assert mergeable(
        ElementwiseInc(DummySignal(shape=(1,)), DummySignal(), DummySignal()),
        [ElementwiseInc(DummySignal(shape=()), DummySignal(), DummySignal())])
    assert not mergeable(
        ElementwiseInc(DummySignal(shape=(3,)), DummySignal(), DummySignal()),
        [ElementwiseInc(DummySignal(shape=(2,)), DummySignal(),
                        DummySignal())])

    # simpyfunc (t input must match)
    time = DummySignal()
    assert mergeable(SimPyFunc(None, None, time, None),
                     [SimPyFunc(None, None, time, None)])
    assert mergeable(SimPyFunc(None, None, None, DummySignal()),
                     [SimPyFunc(None, None, None, DummySignal())])
    assert not mergeable(SimPyFunc(None, None, DummySignal(), None),
                         [SimPyFunc(None, None, None, DummySignal())])

    # simneurons
    # check matching TF_NEURON_IMPL
    assert mergeable(SimNeurons(LIF(), DummySignal(), DummySignal()),
                     [SimNeurons(LIF(), DummySignal(), DummySignal())])
    assert not mergeable(SimNeurons(LIF(), DummySignal(), DummySignal()),
                         [SimNeurons(LIFRate(), DummySignal(), DummySignal())])

    # check custom with non-custom implementation
    assert not mergeable(SimNeurons(LIF(), DummySignal(), DummySignal()),
                         [SimNeurons(Izhikevich(), DummySignal(),
                                     DummySignal())])

    # check non-custom matching
    assert not mergeable(
        SimNeurons(Izhikevich(), DummySignal(), DummySignal()),
        [SimNeurons(AdaptiveLIF(), DummySignal(), DummySignal())])
    assert not mergeable(
        SimNeurons(Izhikevich(), DummySignal(), DummySignal(),
                   states=[DummySignal(dtype=np.float32)]),
        [SimNeurons(Izhikevich(), DummySignal(), DummySignal(),
                    states=[DummySignal(dtype=np.int32)])])
    assert mergeable(
        SimNeurons(Izhikevich(), DummySignal(), DummySignal(),
                   states=[DummySignal(shape=(3,))]),
        [SimNeurons(Izhikevich(), DummySignal(), DummySignal(),
                    states=[DummySignal(shape=(2,))])])
    assert not mergeable(
        SimNeurons(Izhikevich(), DummySignal(), DummySignal(),
                   states=[DummySignal(shape=(2, 1))]),
        [SimNeurons(Izhikevich(), DummySignal(), DummySignal(),
                    states=[DummySignal(shape=(2, 2))])])

    # simprocess
    # mode must match
    assert not mergeable(
        SimProcess(Lowpass(0), None, None, DummySignal(), mode="inc"),
        [SimProcess(Lowpass(0), None, None, DummySignal(), mode="set")])

    # check matching TF_PROCESS_IMPL
    # note: we only have one item in TF_PROCESS_IMPL at the moment, so no
    # such thing as a mismatch
    assert mergeable(SimProcess(Lowpass(0), None, None, DummySignal()),
                     [SimProcess(Lowpass(0), None, None, DummySignal())])

    # check custom vs non custom
    assert not mergeable(SimProcess(Lowpass(0), None, None, DummySignal()),
                         [SimProcess(Alpha(0), None, None, DummySignal())])

    # check non-custom matching
    assert mergeable(SimProcess(Triangle(0), None, None, DummySignal()),
                     [SimProcess(Alpha(0), None, None, DummySignal())])

    # simtensornode
    a = SimTensorNode(None, DummySignal(), None, DummySignal())
    assert not mergeable(a, [a])

    # learning rules
    a = SimBCM(DummySignal((4,)), DummySignal(), DummySignal(), DummySignal(),
               DummySignal())
    b = SimBCM(DummySignal((5,)), DummySignal(), DummySignal(), DummySignal(),
               DummySignal())
    assert not mergeable(a, [b])