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

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Python

# Copyright (c) 2025 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
from paddle.base import core
@unittest.skipIf(
not (core.is_compiled_with_cuda() or is_custom_device()),
"core is not compiled with CUDA",
)
class TestRestrictNonzero(unittest.TestCase):
def test_restrict_nonzero(self):
# test dynamic
paddle.disable_static()
x = paddle.to_tensor(
[[-1, 2, 3, -1], [0, 1, 2, -1], [0, -1, 1, -1]]
).flatten()
num_tokens_per_expert_list = [2, 2, 2, 1]
ref_out = (x + (x == -1).cast('int64') * 256).argsort()[:7]
out = paddle.concat(
[
paddle.tensor.search._restrict_nonzero(x == i, total_true_num)
for i, total_true_num in enumerate(num_tokens_per_expert_list)
]
).flatten()
np.testing.assert_equal(actual=out.numpy(), desired=ref_out.numpy())
if __name__ == '__main__':
unittest.main()