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

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# Copyright (c) 2024 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 scipy
from op_test import get_device, get_device_place, is_custom_device
import paddle
from paddle import base
class TestBlockDiagError(unittest.TestCase):
def test_errors(self):
def test_type_error():
A = np.array([[1, 2], [3, 4]])
B = np.array([[5, 6], [7, 8]])
C = np.array([[9, 10], [11, 12]])
with paddle.static.program_guard(base.Program()):
out = paddle.block_diag([A, B, C])
self.assertRaises(TypeError, test_type_error)
def test_dime_error():
A = paddle.to_tensor([[[1, 2], [3, 4]]])
B = paddle.to_tensor([[[5, 6], [7, 8]]])
C = paddle.to_tensor([[[9, 10], [11, 12]]])
with paddle.static.program_guard(base.Program()):
out = paddle.block_diag([A, B, C])
self.assertRaises(ValueError, test_dime_error)
class TestBlockDiag(unittest.TestCase):
def setUp(self):
paddle.seed(2024)
self.type_list = ['int32', 'int64', 'float32', 'float64']
self.place = [('cpu', paddle.CPUPlace())] + (
[(get_device(), get_device_place())]
if (paddle.is_compiled_with_cuda() or is_custom_device())
else []
)
def test_dygraph(self):
paddle.disable_static()
for device, place in self.place:
paddle.set_device(device)
for i in self.type_list:
A = np.random.randn(2, 3).astype(i)
B = np.random.randn(2).astype(i)
C = np.random.randn(4, 1).astype(i)
s_out = scipy.linalg.block_diag(A, B, C)
A_tensor = paddle.to_tensor(A)
B_tensor = paddle.to_tensor(B)
C_tensor = paddle.to_tensor(C)
out = paddle.block_diag([A_tensor, B_tensor, C_tensor])
np.testing.assert_allclose(out.numpy(), s_out)
def test_static(self):
paddle.enable_static()
for device, place in self.place:
paddle.set_device(device)
for i in self.type_list:
A = np.random.randn(2, 3).astype(i)
B = np.random.randn(2).astype(i)
C = np.random.randn(4, 1).astype(i)
s_out = scipy.linalg.block_diag(A, B, C)
with paddle.static.program_guard(paddle.static.Program()):
A_tensor = paddle.static.data('A', [2, 3], i)
B_tensor = paddle.static.data('B', [2], i)
C_tensor = paddle.static.data('C', [4, 1], i)
out = paddle.block_diag([A_tensor, B_tensor, C_tensor])
exe = paddle.static.Executor(place)
res = exe.run(
feed={'A': A, 'B': B, 'C': C},
fetch_list=[out],
)
np.testing.assert_allclose(res[0], s_out)
if __name__ == '__main__':
unittest.main()