mirror of https://github.com/open-mmlab/mmcv.git
22 lines
652 B
Python
22 lines
652 B
Python
# Copyright (c) OpenMMLab. All rights reserved.
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import pytest
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import torch
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import torch.nn.functional as F
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from mmcv.cnn.bricks import build_activation_layer
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from mmcv.utils import digit_version
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@pytest.mark.skipif(
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digit_version(torch.__version__) < digit_version('1.7.0'),
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reason='torch.nn.SiLU is not available before 1.7.0')
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def test_silu():
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act = build_activation_layer(dict(type='SiLU'))
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input = torch.randn(1, 3, 64, 64)
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expected_output = F.silu(input)
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output = act(input)
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# test output shape
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assert output.shape == expected_output.shape
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# test output value
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assert torch.equal(output, expected_output)
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