mirror of https://github.com/open-mmlab/mmcv.git
26 lines
633 B
Python
26 lines
633 B
Python
# Copyright (c) OpenMMLab. All rights reserved.
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import pytest
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import torch
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from mmcv.utils import digit_version, is_jit_tracing
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@pytest.mark.skipif(
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digit_version(torch.__version__) < digit_version('1.6.0'),
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reason='torch.jit.is_tracing is not available before 1.6.0')
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def test_is_jit_tracing():
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def foo(x):
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if is_jit_tracing():
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return x
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else:
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return x.tolist()
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x = torch.rand(3)
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# test without trace
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assert isinstance(foo(x), list)
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# test with trace
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traced_foo = torch.jit.trace(foo, (torch.rand(1), ))
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assert isinstance(traced_foo(x), torch.Tensor)
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