54 lines
1.5 KiB
Python
54 lines
1.5 KiB
Python
# Copyright (c) 2026 PaddlePaddle Authors. All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import os
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import subprocess
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import sys
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import unittest
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from op_test import is_custom_device
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from paddle.base import core
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def _read_flag_from_subprocess(flag_name: str, env: dict) -> str:
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code = f"""
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import paddle
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v = paddle.get_flags(\"{flag_name}\")
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if isinstance(v, dict):
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v = v.get(\"{flag_name}\")
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print(v)
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"""
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return subprocess.check_output(
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[sys.executable, "-c", code],
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env=env,
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text=True,
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).strip()
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class TestFlagsEnv(unittest.TestCase):
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@unittest.skipIf(
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not (core.is_compiled_with_cuda() or is_custom_device()),
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"core is not compiled with CUDA",
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)
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def test_env_cudnn_deterministic_take_effect(self):
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env = os.environ.copy()
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env["FLAGS_cudnn_deterministic"] = "1"
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output = _read_flag_from_subprocess("FLAGS_cudnn_deterministic", env)
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self.assertIn(output, {"True", "1"})
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if __name__ == "__main__":
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unittest.main()
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