wehub-resource-sync
22 lines
549 B
Python
Executable File
22 lines
549 B
Python
Executable File
import unittest
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import numpy as np
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from prml import nn
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class TestSplit(unittest.TestCase):
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def test_split(self):
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x = np.random.rand(10, 7)
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a = nn.Parameter(x)
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b, c = nn.split(a, (3,), axis=-1)
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self.assertTrue((b.value == x[:, :3]).all())
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self.assertTrue((c.value == x[:, 3:]).all())
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b.backward(np.ones((10, 3)))
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self.assertIs(a.grad, None)
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c.backward(np.ones((10, 4)))
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self.assertTrue((a.grad == np.ones((10, 7))).all())
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if __name__ == '__main__':
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unittest.main()
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