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Paddle/python/paddle/fluid/tests/unittests/test_elementwise_nn_grad.py

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8.2 KiB

# Copyright (c) 2019 PaddlePaddle Authors. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from __future__ import print_function
import unittest
import numpy as np
import paddle.fluid as fluid
import paddle.fluid.layers as layers
import paddle.fluid.core as core
import gradient_checker
from decorator_helper import prog_scope
class TestElementwiseMulDoubleGradCheck(unittest.TestCase):
@prog_scope()
def func(self, place):
# the shape of input variable shoule be clearly specified, not inlcude -1.
shape = [2, 3, 7, 9]
eps = 0.005
dtype = np.float64
x = layers.data('x', shape, False, dtype)
y = layers.data('y', shape, False, dtype)
x.persistable = True
y.persistable = True
out = layers.elementwise_mul(x, y)
x_arr = np.random.uniform(-1, 1, shape).astype(dtype)
y_arr = np.random.uniform(-1, 1, shape).astype(dtype)
gradient_checker.double_grad_check(
[x, y], out, x_init=[x_arr, y_arr], place=place, eps=eps)
def test_grad(self):
places = [fluid.CPUPlace()]
if core.is_compiled_with_cuda():
places.append(fluid.CUDAPlace(0))
for p in places:
self.func(p)
class TestElementwiseMulBroadcastDoubleGradCheck(unittest.TestCase):
@prog_scope()
def func(self, place):
# the shape of input variable shoule be clearly specified, not inlcude -1.
shape = [2, 3, 7, 9]
eps = 0.005
dtype = np.float64
x = layers.data('x', shape, False, dtype)
y = layers.data('y', shape[:-1], False, dtype)
x.persistable = True
y.persistable = True
out = layers.elementwise_mul(x, y, axis=0)
x_arr = np.random.uniform(-1, 1, shape).astype(dtype)
y_arr = np.random.uniform(-1, 1, shape[:-1]).astype(dtype)
gradient_checker.double_grad_check(
[x, y], out, x_init=[x_arr, y_arr], place=place, eps=eps)
def test_grad(self):
places = [fluid.CPUPlace()]
if core.is_compiled_with_cuda():
places.append(fluid.CUDAPlace(0))
for p in places:
self.func(p)
class TestElementwiseAddDoubleGradCheck(unittest.TestCase):
@prog_scope()
def func(self, place):
# the shape of input variable shoule be clearly specified, not inlcude -1.
shape = [2, 3, 7, 9]
eps = 0.005
dtype = np.float64
x = layers.data('x', shape, False, dtype)
y = layers.data('y', shape, False, dtype)
x.persistable = True
y.persistable = True
out = layers.elementwise_add(x, y)
x_arr = np.random.uniform(-1, 1, shape).astype(dtype)
y_arr = np.random.uniform(-1, 1, shape).astype(dtype)
gradient_checker.double_grad_check(
[x, y], out, x_init=[x_arr, y_arr], place=place, eps=eps)
def test_grad(self):
places = [fluid.CPUPlace()]
if core.is_compiled_with_cuda():
places.append(fluid.CUDAPlace(0))
for p in places:
self.func(p)
class TestElementwiseAddBroadcastDoubleGradCheck(unittest.TestCase):
@prog_scope()
def func(self, place):
# the shape of input variable shoule be clearly specified, not inlcude -1.
shape = [2, 3, 7, 9]
eps = 0.005
dtype = np.float64
x = layers.data('x', shape, False, dtype)
y = layers.data('y', shape[:-1], False, dtype)
x.persistable = True
y.persistable = True
out = layers.elementwise_add(x, y, axis=0)
x_arr = np.random.uniform(-1, 1, shape).astype(dtype)
y_arr = np.random.uniform(-1, 1, shape[:-1]).astype(dtype)
gradient_checker.double_grad_check(
[x, y], out, x_init=[x_arr, y_arr], place=place, eps=eps)
def test_grad(self):
places = [fluid.CPUPlace()]
if core.is_compiled_with_cuda():
places.append(fluid.CUDAPlace(0))
for p in places:
self.func(p)
class TestElementwiseSubDoubleGradCheck(unittest.TestCase):
@prog_scope()
def func(self, place):
# the shape of input variable shoule be clearly specified, not inlcude -1.
shape = [2, 3, 7, 9]
eps = 0.005
dtype = np.float64
x = layers.data('x', shape, False, dtype)
y = layers.data('y', shape, False, dtype)
x.persistable = True
y.persistable = True
out = layers.elementwise_sub(x, y)
x_arr = np.random.uniform(-1, 1, shape).astype(dtype)
y_arr = np.random.uniform(-1, 1, shape).astype(dtype)
gradient_checker.double_grad_check(
[x, y], out, x_init=[x_arr, y_arr], place=place, eps=eps)
def test_grad(self):
places = [fluid.CPUPlace()]
if core.is_compiled_with_cuda():
places.append(fluid.CUDAPlace(0))
for p in places:
self.func(p)
class TestElementwiseSubBroadcastDoubleGradCheck(unittest.TestCase):
@prog_scope()
def func(self, place):
# the shape of input variable shoule be clearly specified, not inlcude -1.
shape = [2, 3, 7, 9]
eps = 0.005
dtype = np.float64
x = layers.data('x', shape, False, dtype)
y = layers.data('y', shape[:-1], False, dtype)
x.persistable = True
y.persistable = True
out = layers.elementwise_sub(x, y, axis=0)
x_arr = np.random.uniform(-1, 1, shape).astype(dtype)
y_arr = np.random.uniform(-1, 1, shape[:-1]).astype(dtype)
gradient_checker.double_grad_check(
[x, y], out, x_init=[x_arr, y_arr], place=place, eps=eps)
def test_grad(self):
places = [fluid.CPUPlace()]
if core.is_compiled_with_cuda():
places.append(fluid.CUDAPlace(0))
for p in places:
self.func(p)
class TestElementwiseDivDoubleGradCheck(unittest.TestCase):
@prog_scope()
def func(self, place):
# the shape of input variable shoule be clearly specified, not inlcude -1.
shape = [2, 3, 7, 9]
eps = 0.0001
dtype = np.float64
x = layers.data('x', shape, False, dtype)
y = layers.data('y', shape, False, dtype)
x.persistable = True
y.persistable = True
out = layers.elementwise_div(x, y, axis=0)
x_arr = np.random.uniform(-1, 1, shape).astype(dtype)
y_arr = np.random.uniform(-1, 1, shape).astype(dtype)
y_arr[np.abs(y_arr) < 0.005] = 0.02
gradient_checker.double_grad_check(
[x, y], out, x_init=[x_arr, y_arr], place=place, eps=eps, atol=1e-3)
def test_grad(self):
places = [fluid.CPUPlace()]
if core.is_compiled_with_cuda():
places.append(fluid.CUDAPlace(0))
for p in places:
self.func(p)
class TestElementwiseDivBroadcastDoubleGradCheck(unittest.TestCase):
@prog_scope()
def func(self, place):
# the shape of input variable shoule be clearly specified, not inlcude -1.
shape = [2, 3, 7, 9]
eps = 0.0001
dtype = np.float64
x = layers.data('x', shape, False, dtype)
y = layers.data('y', shape[1:-1], False, dtype)
x.persistable = True
y.persistable = True
out = layers.elementwise_div(x, y, axis=1)
x_arr = np.random.uniform(-1, 1, shape).astype(dtype)
y_arr = np.random.uniform(-1, 1, shape[1:-1]).astype(dtype)
y_arr[np.abs(y_arr) < 0.005] = 0.02
gradient_checker.double_grad_check(
[x, y], out, x_init=[x_arr, y_arr], place=place, eps=eps, atol=1e-3)
def test_grad(self):
places = [fluid.CPUPlace()]
if core.is_compiled_with_cuda():
places.append(fluid.CUDAPlace(0))
for p in places:
self.func(p)
if __name__ == "__main__":
unittest.main()