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2026-07-13 12:40:42 +08:00

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Python

# Copyright (c) 2018 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
import paddle
from paddle.base.executor import Executor
from paddle.static import data
from paddle.tensor import array_write
class TestExecutor(unittest.TestCase):
def test_mul(self):
i = paddle.zeros(shape=[1], dtype='int64')
a = data(name='a', shape=[-1, 784], dtype='float32')
array = array_write(x=a, i=i)
i = paddle.increment(i)
b = data(name='b', shape=[784, 100], dtype='float32')
array_write(x=b, i=i, array=array)
i = paddle.increment(i)
out = paddle.matmul(x=a, y=b)
array_write(x=out, i=i, array=array)
a_np = np.random.random((100, 784)).astype('float32')
b_np = np.random.random((784, 100)).astype('float32')
exe = Executor()
res, res_array = exe.run(
feed={'a': a_np, 'b': b_np}, fetch_list=[out, array]
)
self.assertEqual((100, 100), res.shape)
rtol = 1e-5
if paddle.is_compiled_with_xpu():
rtol = 1e-4
np.testing.assert_allclose(res, np.dot(a_np, b_np), rtol=rtol)
np.testing.assert_allclose(res_array[0], a_np, rtol=rtol)
np.testing.assert_allclose(res_array[1], b_np, rtol=rtol)
np.testing.assert_allclose(res_array[2], res, rtol=rtol)
if __name__ == '__main__':
unittest.main()