Cheng
47 lines
1.2 KiB
Python
47 lines
1.2 KiB
Python
# Copyright © 2026 Apple Inc.
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import threading
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import unittest
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import mlx.core as mx
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import mlx_tests
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class TestThreads(mlx_tests.MLXTestCase):
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def test_threadlocal_stream(self):
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test_stream = mx.new_stream(mx.default_device())
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def test_failure():
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with self.assertRaises(RuntimeError):
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with mx.stream(test_stream):
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x = mx.arange(10)
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mx.eval(2 * x)
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mx.clear_streams()
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t1 = threading.Thread(target=test_failure)
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t2 = threading.Thread(target=test_failure)
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t1.start()
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t2.start()
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t1.join()
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t2.join()
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test_stream = mx.ThreadLocalStream(mx.default_device())
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def test_success():
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with mx.stream(test_stream):
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x = mx.arange(10)
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mx.eval(2 * x)
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self.assertEqual(x.tolist(), list(range(10)))
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mx.clear_streams()
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t1 = threading.Thread(target=test_success)
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t2 = threading.Thread(target=test_success)
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t1.start()
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t2.start()
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t1.join()
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t2.join()
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if __name__ == "__main__":
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mlx_tests.MLXTestRunner()
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