def test_general():
for condition_custom in [
{},
{"x_order": OrderNCHW},
]:
condition = dict(condition_default)
condition.update(condition_custom)
beta = condition["beta"]
vx = np.random.rand(2, 3, 4, 5) - 0.5
vy = np.log(np.exp(vx * beta) + 1.0) / beta
x = Variable(vx.shape, order=OrderNHWC)
y, = Softplus(None, beta=beta)(x)
x.change_order(condition["x_order"])
y.change_order(condition["y_order"])
generate_kernel_test_case(
description=f"Softplus: " + (", ".join([f"{k}={v}" for k, v in condition_custom.items()])),
backend=condition["backend"],
graph=Graph([x], [y]),
inputs={x: ConstantVariable(vx, OrderNHWC).change_order(x.order).data},
expected={y: ConstantVariable(vy, OrderNHWC).change_order(y.order).data},
raise_skip=False
)
raise SkipTest
def do_activation(activation: any, x: Variable) -> Variable:
if activation is keras.activations.relu:
return Relu(None)(x)[0]
elif activation is keras.activations.sigmoid:
return Sigmoid(None)(x)[0]
elif activation is keras.activations.hard_sigmoid:
return HardSigmoid(None)(x)[0]
elif activation is keras.activations.softplus:
return Softplus(None, beta=1.0)(x)[0]
elif activation is keras.activations.softsign:
return Softsign(None)(x)[0]
elif activation is keras.activations.softmax:
return Softmax(None, axis=x.order.axes[-1])(x)[0]
elif activation is keras.activations.elu:
return Elu(None)(x)[0]
elif activation is keras.activations.tanh:
return Tanh(None)(x)[0]
elif activation is keras.activations.linear:
return x
else:
raise NotImplementedError(
f"[KerasConverter] Unknown activation: {activation}")
def template(x_order=OrderNHWC,
y_order=OrderNHWC,
beta=1.0,
description: str = ""):
vx = np.random.rand(2, 3, 4, 5) - 0.5
vy = np.log(np.exp(vx * beta) + 1.0) / beta
x = Variable(vx.shape, order=OrderNHWC)
y, = Softplus(None, beta=beta)(x)
x.change_order(x_order)
y.change_order(y_order)
generate_kernel_test_case(
description=f"Softplus {description}",
graph=Graph([x], [y]),
inputs={
x: np.transpose(vx, [OrderNHWC.axes_dict[a] for a in x.order.axes])
},
expected={
y: np.transpose(vy, [OrderNHWC.axes_dict[a] for a in y.order.axes])
},
)
def softplus_handler(converter: TensorFlowConverter, tf_op: "tf.Operation"):
x = converter.get_variable(tf_op.inputs[0])
y, = Softplus(None, beta=1)(x)
converter.set_variable(tf_op.outputs[0], y)
def _convert_softmax(converter: ONNXConverter, onnx_op: INodeProto):
x = converter.get_variable(onnx_op.input[0])
converter.set_variable(onnx_op.output[0], Softplus(None, beta=1.0)(x)[0])
def _convert_softplus(converter: ChainerConverter,
c_op: "chainer.functions.Softplus"):
x = converter.get_variable(c_op.inputs[0])
y, = Softplus(None, beta=c_op.beta)(x)
converter.set_variable(c_op.outputs[0](), y)
