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604c9c5601
Partially addresses #123062 Ran lintrunner on: - `test/jit` with command: ```bash lintrunner -a --take UFMT --all-files ``` Pull Request resolved: https://github.com/pytorch/pytorch/pull/123623 Approved by: https://github.com/ezyang
22 lines
633 B
Python
22 lines
633 B
Python
# Owner(s): ["oncall: jit"]
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import torch
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from torch.testing._internal.jit_utils import JitTestCase
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class TestFuserCommon(JitTestCase):
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def test_autodiff_fallback(self):
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for rq in [True, False]:
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@torch.jit.script
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def fn(x):
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return torch.max(x**2.0, x**3.0)
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x = torch.randn(5, requires_grad=not rq)
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# cause optimization to be created
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for i in range(5):
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fn(x)
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# test fallback when optimization is not applicable
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y = fn(torch.randn(5, requires_grad=rq))
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self.assertEqual(y.requires_grad, rq)
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