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

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Python

# Copyright (c) 2022 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 get_cuda_version, is_custom_device
import paddle
from paddle.base.framework import in_pir_mode
paddle.set_default_dtype('float64')
class TestAddmm(unittest.TestCase):
# input: dense, x: sparse, y: dense, out: dense
def check_result(self, input_shape, x_shape, y_shape, format):
if len(x_shape) == 3:
mask = paddle.randint(0, 2, [x_shape[-2], x_shape[-1]])
else:
mask = paddle.randint(0, 2, x_shape)
origin_input = paddle.rand(input_shape)
origin_x = paddle.rand(x_shape) * mask.astype(
paddle.get_default_dtype()
)
origin_y = paddle.rand(y_shape)
dense_input = origin_input.detach()
dense_input.stop_gradient = False
dense_x = origin_x.detach()
dense_x.stop_gradient = False
dense_y = origin_y.detach()
dense_y.stop_gradient = False
dense_out = 2.0 * paddle.matmul(dense_x, dense_y) + 3.0 * dense_input
sp_input = dense_input.detach()
sp_input.stop_gradient = False
if format == "coo":
sp_x = origin_x.detach().to_sparse_coo(len(x_shape))
else:
sp_x = origin_x.detach().to_sparse_csr()
sp_x.stop_gradient = False
sp_y = origin_y.detach()
sp_y.stop_gradient = False
sp_out = paddle.sparse.addmm(sp_input, sp_x, sp_y, 3.0, 2.0)
np.testing.assert_allclose(
sp_out.numpy(), dense_out.numpy(), rtol=1e-05
)
if get_cuda_version() >= 11030:
dense_out.backward()
sp_out.backward()
np.testing.assert_allclose(
sp_input.grad.numpy(), dense_input.grad.numpy(), rtol=1e-05
)
np.testing.assert_allclose(
sp_x.grad.to_dense().numpy(),
(
dense_x.grad * mask.astype(paddle.get_default_dtype())
).numpy(),
rtol=1e-05,
)
np.testing.assert_allclose(
sp_y.grad.numpy(), dense_y.grad.numpy(), rtol=1e-05
)
@unittest.skipIf(
not (paddle.is_compiled_with_cuda() or is_custom_device())
or get_cuda_version() < 11000,
"only support cuda>=11.0",
)
def test_addmm_2d(self):
self.check_result([16, 10], [16, 12], [12, 10], 'coo')
self.check_result([16, 10], [16, 12], [12, 10], 'csr')
@unittest.skipIf(
not (paddle.is_compiled_with_cuda() or is_custom_device())
or get_cuda_version() < 11080,
"only support cuda>=11.8",
)
def test_addmm_3d(self):
self.check_result([8, 16, 10], [8, 16, 12], [8, 12, 10], 'coo')
self.check_result([8, 16, 10], [8, 16, 12], [8, 12, 10], 'csr')
class TestAddmmStatic(unittest.TestCase):
def check_result(self, input_shape, x_shape, y_shape):
'''Only support sparse_coo_tensor in static graph'''
if len(x_shape) == 3:
mask = paddle.randint(0, 2, [x_shape[-2], x_shape[-1]])
else:
mask = paddle.randint(0, 2, x_shape)
origin_input = paddle.rand(input_shape)
origin_x = paddle.rand(x_shape) * mask.astype(
paddle.get_default_dtype()
)
origin_y = paddle.rand(y_shape)
dense_input = origin_input.detach()
dense_x = origin_x.detach()
dense_y = origin_y.detach()
dense_out = 2.0 * paddle.matmul(dense_x, dense_y) + 3.0 * dense_input
indices_data, values_data = (
origin_x.detach().to_sparse_coo(sparse_dim=len(x_shape)).indices(),
origin_x.detach().to_sparse_coo(sparse_dim=len(x_shape)).values(),
)
paddle.enable_static()
with paddle.static.program_guard(
paddle.static.Program(), paddle.static.Program()
):
indices = paddle.static.data(
name='indices',
shape=indices_data.shape,
dtype=indices_data.dtype,
)
values = paddle.static.data(
name='values',
shape=values_data.shape,
dtype=values_data.dtype,
)
sp_x = paddle.sparse.sparse_coo_tensor(
indices,
values,
shape=dense_x.shape,
dtype=dense_x.dtype,
)
sp_y = paddle.static.data(
name='sp_y',
shape=dense_y.shape,
dtype=dense_y.dtype,
)
sp_input = paddle.static.data(
name='sp_input',
shape=dense_input.shape,
dtype=dense_input.dtype,
)
sp_out = paddle.sparse.addmm(sp_input, sp_x, sp_y, 3.0, 2.0)
sp_dense_out = sp_out.to_dense()
sparse_exe = paddle.static.Executor()
sparse_fetch = sparse_exe.run(
feed={
'indices': indices_data.numpy(),
"values": values_data.numpy(),
'sp_y': origin_y.numpy(),
'sp_input': origin_input.numpy(),
},
fetch_list=[sp_dense_out],
return_numpy=True,
)
np.testing.assert_allclose(
dense_out.numpy(), sparse_fetch[0], rtol=1e-5
)
paddle.disable_static()
@unittest.skipIf(
not (paddle.is_compiled_with_cuda() or is_custom_device())
or get_cuda_version() < 11000,
"only support cuda>=11.0",
)
def test_addmm_2d(self):
if in_pir_mode():
self.check_result([16, 10], [16, 12], [12, 10])
@unittest.skipIf(
not (paddle.is_compiled_with_cuda() or is_custom_device())
or get_cuda_version() < 11080,
"only support cuda>=11.8",
)
def test_addmm_3d(self):
if in_pir_mode():
self.check_result([8, 16, 10], [8, 16, 12], [8, 12, 10])
if __name__ == "__main__":
unittest.main()