wehub-resource-sync
75 lines
2.4 KiB
Python
75 lines
2.4 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 platform
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import signal
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import unittest
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from unittest import mock
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from paddle.distributed.utils import launch_utils
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class TestLaunchMainProcessCleanup(unittest.TestCase):
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def test_filter_pids(self):
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processes = [" 123 ", "456", "abc", "", "789"]
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self_pid = 456
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result = launch_utils.filter_pids(processes, self_pid)
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self.assertEqual(result, [123, 789])
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@mock.patch("paddle.distributed.utils.launch_utils.os.kill")
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def test_terminate_processes_process_lookup(self, mock_kill):
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pids = [12345, 67890]
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mock_kill.side_effect = [None, ProcessLookupError()]
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expected_sig = (
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signal.SIGKILL if platform.system() != "Windows" else signal.SIGTERM
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)
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result = launch_utils.terminate_processes(pids)
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self.assertTrue(result)
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self.assertEqual(mock_kill.call_count, 2)
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mock_kill.assert_has_calls(
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[
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mock.call(12345, expected_sig),
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mock.call(67890, expected_sig),
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],
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any_order=False,
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)
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@mock.patch("paddle.distributed.utils.launch_utils.os.kill")
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def test_terminate_processes_permission_error(self, mock_kill):
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pids = [12345, 67890]
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mock_kill.side_effect = [ProcessLookupError(), PermissionError()]
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expected_sig = (
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signal.SIGKILL if platform.system() != "Windows" else signal.SIGTERM
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)
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result = launch_utils.terminate_processes(pids)
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self.assertFalse(result)
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self.assertEqual(mock_kill.call_count, 2)
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mock_kill.assert_has_calls(
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[
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mock.call(12345, expected_sig),
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mock.call(67890, expected_sig),
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],
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any_order=False,
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)
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if __name__ == "__main__":
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unittest.main()
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