37 lines
1.2 KiB
Python
37 lines
1.2 KiB
Python
# Copyright (c) 2019 PaddlePaddle Authors. All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import unittest
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import numpy as np
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import paddle
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class TestImperativeNumpyBridge(unittest.TestCase):
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def test_tensor_from_numpy(self):
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data_np = np.array([[2, 3, 1]]).astype('float32')
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paddle.set_device('cpu')
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var2 = paddle.to_tensor(data_np)
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np.testing.assert_array_equal(var2.numpy(), data_np)
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data_np[0][0] = -1
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self.assertEqual(data_np[0][0], -1)
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self.assertNotEqual(var2[0][0].numpy(), -1)
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self.assertFalse(np.array_equal(var2.numpy(), data_np))
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if __name__ == '__main__':
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unittest.main()
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