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28 lines
879 B
Python
28 lines
879 B
Python
from __future__ import absolute_import
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from __future__ import division
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from __future__ import print_function
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from __future__ import unicode_literals
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import numpy as np
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from caffe2.python import core, workspace
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from caffe2.python.test_util import TestCase
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class TestDuplicateOperands(TestCase):
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def test_duplicate_operands(self):
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net = core.Net('net')
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shape = (2, 4)
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x_in = np.random.uniform(size=shape)
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x = net.GivenTensorFill([], 'X', shape=shape,
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values=x_in.flatten().tolist())
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xsq = net.Mul([x, x])
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y = net.DotProduct([xsq, xsq])
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net.AddGradientOperators([y])
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workspace.RunNetOnce(net)
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self.assertTrue(np.allclose(workspace.FetchBlob('X_grad'),
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4 * x_in**3))
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if __name__ == "__main__":
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import unittest
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unittest.main()
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