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paddlepaddle--paddle/test/legacy_test/test_add_n_op.py
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2026-07-13 12:40:42 +08:00

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Python

# Copyright (c) 2023 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.
import unittest
import numpy as np
from op_test import is_custom_device
import paddle
class TestAddnOp(unittest.TestCase):
def setUp(self):
np.random.seed(20)
self.l = 32
self.x_np = np.random.random([self.l, 16, 256])
def check_main(self, x_np, dtype, axis=None, mixed_dtype=False):
paddle.disable_static()
x = []
for i in range(x_np.shape[0]):
if mixed_dtype and i == 0:
val = paddle.to_tensor(x_np[i].astype('float32'))
else:
val = paddle.to_tensor(x_np[i].astype(dtype))
val.stop_gradient = False
x.append(val)
y = paddle.add_n(x)
x_g = paddle.grad(y, x)
y_np = y.numpy().astype(dtype)
x_g_np = []
for val in x_g:
x_g_np.append(val.numpy().astype(dtype))
paddle.enable_static()
return y_np, x_g_np
def test_add_n_fp16(self):
if not (paddle.is_compiled_with_cuda() or is_custom_device()):
return
y_np_16, x_g_np_16 = self.check_main(self.x_np, 'float16')
y_np_32, x_g_np_32 = self.check_main(self.x_np, 'float32')
np.testing.assert_allclose(y_np_16, y_np_32, rtol=1e-03)
for i in range(len(x_g_np_32)):
np.testing.assert_allclose(x_g_np_16[i], x_g_np_32[i], rtol=1e-03)
def test_add_n_fp16_mixed_dtype(self):
if not (paddle.is_compiled_with_cuda() or is_custom_device()):
return
y_np_16, x_g_np_16 = self.check_main(
self.x_np, 'float16', mixed_dtype=True
)
y_np_32, x_g_np_32 = self.check_main(self.x_np, 'float32')
np.testing.assert_allclose(y_np_16, y_np_32, rtol=1e-03)
for i in range(len(x_g_np_32)):
np.testing.assert_allclose(x_g_np_16[i], x_g_np_32[i], rtol=1e-03)
def test_add_n_api(self):
if not (paddle.is_compiled_with_cuda() or is_custom_device()):
return
dtypes = ['float32', 'complex64', 'complex128']
for dtype in dtypes:
if dtype == 'complex64' or dtype == 'complex128':
self.x_np = (
np.random.random([self.l, 16, 256])
+ 1j * np.random.random([self.l, 16, 256])
).astype(dtype)
y_np_32, x_g_np_32 = self.check_main(self.x_np, dtype)
y_np_gt = np.sum(self.x_np, axis=0).astype(dtype)
np.testing.assert_allclose(y_np_32, y_np_gt, rtol=1e-06)
class TestAddnOp_ZeroSize(unittest.TestCase):
def setUp(self):
np.random.seed(20)
self.l = 2
self.x_np = np.random.random([self.l, 0, 256])
def check_main(self, x_np, dtype, axis=None, mixed_dtype=False):
paddle.disable_static()
x = []
for i in range(x_np.shape[0]):
if mixed_dtype and i == 0:
val = paddle.to_tensor(x_np[i].astype('float32'))
else:
val = paddle.to_tensor(x_np[i].astype(dtype))
val.stop_gradient = False
x.append(val)
y = paddle.add_n(x)
x_g = paddle.grad(y, x)
y_np = y.numpy().astype(dtype)
x_g_np = []
for val in x_g:
x_g_np.append(val.numpy().astype(dtype))
paddle.enable_static()
return y_np, x_g_np
def test_add_n_zerosize(self):
if not (paddle.is_compiled_with_cuda() or is_custom_device()):
return
y_np_32, x_g_np_32 = self.check_main(self.x_np, 'float32')
np.testing.assert_allclose(y_np_32.shape, [0, 256])
for i in range(len(x_g_np_32)):
np.testing.assert_allclose(x_g_np_32[i].shape, [0, 256])
class TestAddnOpZeroSizeAndNonZeroSize(unittest.TestCase):
def test_add_n_zero_size_and_non_zero_size(self):
paddle.disable_static()
try:
with self.assertRaises(ValueError):
x0 = paddle.to_tensor([], dtype='float32')
x1 = paddle.to_tensor([1], dtype='float32')
out = paddle.add_n([x0, x1])
finally:
paddle.enable_static()
if __name__ == "__main__":
unittest.main()