forked from mindspore-Ecosystem/mindspore
47 lines
1.4 KiB
Python
47 lines
1.4 KiB
Python
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# Copyright 2021 Huawei Technologies Co., Ltd
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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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# ============================================================================
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import numpy as np
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import pytest
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import mindspore.nn as nn
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from mindspore import Tensor
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from mindspore import context
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from mindspore.ops import operations as P
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context.set_context(mode=context.GRAPH_MODE, device_target="CPU")
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class NetAtanh(nn.Cell):
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def __init__(self):
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super(NetAtanh, self).__init__()
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self.atanh = P.Atanh()
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def construct(self, x):
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return self.atanh(x)
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@pytest.mark.level0
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@pytest.mark.platform_x86_cpu
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@pytest.mark.env_onecard
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def test_atanh():
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np_array = np.array([-0.5, 0, 0.5]).astype('float32')
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input_x = Tensor(np_array)
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net = NetAtanh()
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output = net(input_x)
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print(output)
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expect = np.arctanh(np_array)
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assert np.allclose(output.asnumpy(), expect)
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