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paddlepaddle--paddle/test/legacy_test/test_tf32_cudnn.py
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2026-07-13 12:40:42 +08:00

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# Copyright (c) 2020 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
from op_test import is_custom_device
from paddle.base import core
class TestTF32Switch(unittest.TestCase):
def test_on_off(self):
if core.is_compiled_with_cuda() or is_custom_device():
self.assertTrue(core.get_cudnn_switch()) # default
core.set_cudnn_switch(0)
self.assertFalse(core.get_cudnn_switch()) # turn off
core.set_cudnn_switch(1)
self.assertTrue(core.get_cudnn_switch()) # turn on
core.set_cudnn_switch(1) # restore the switch
else:
pass
if __name__ == '__main__':
unittest.main()