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112 lines
4.2 KiB
112 lines
4.2 KiB
# Copyright 2020 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.context as context
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import mindspore.nn as nn
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from mindspore import Tensor
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from mindspore.ops import composite as C
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from mindspore.ops import operations as P
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context.set_context(mode=context.GRAPH_MODE, device_target="GPU")
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class TanhNet(nn.Cell):
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def __init__(self):
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super(TanhNet, self).__init__()
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self.tanh = P.Tanh()
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def construct(self, x):
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return self.tanh(x)
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class Grad(nn.Cell):
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def __init__(self, network):
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super(Grad, self).__init__()
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self.grad = C.GradOperation(get_all=True, sens_param=True)
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self.network = network
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def construct(self, input_data, sens):
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gout = self.grad(self.network)(input_data, sens)
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return gout
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@pytest.mark.level0
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@pytest.mark.platform_x86_gpu_training
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@pytest.mark.env_onecard
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def test_Tanh():
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x_np = np.array(
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[[0.28522366, 0.38033979, 1.54657853, -0.98530175, -0.54365635, 0.12652203, -1.33449938, -0.27737698],
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[2.06282293, 0.84635078, 0.16628414, -0.91823183, -0.72023044, -0.09147043, -0.04166984, -1.5664763],
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[-0.17157249, 0.44260951, -0.6683391, 1.13142613, 1.5536937, -0.32799768, -0.20016545, 0.06773927]],
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dtype=np.float32)
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dy_np = np.array(
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[[0.44969849, -0.187879, -0.64300827, 1.36638774, 0.89930276, -0.23835229, -0.67771854, -1.88984999],
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[2.00418801, 2.33336475, 0.00241747, 1.31558685, 0.06768817, -2.23008804, -0.26818366, -1.26873401],
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[1.83694105, 0.5339005, 0.51117424, 0.49202378, -0.83297819, -0.71001219, 0.18913512, 0.65580389]],
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dtype=np.float32)
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x_ms = Tensor(x_np)
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dy_ms = Tensor(dy_np)
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net = TanhNet()
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grad = Grad(net)
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output = grad(x_ms, dy_ms)
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expect = [[0.41501077, -0.16312202, -0.10675912, 0.58678646, 0.67828224, -0.23457714, -0.1643468, -1.75159405],
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[0.12541081, 1.2251587, 0.00235184, 0.62396731, 0.04191568, -2.21153283, -0.26771853, -0.20311764],
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[1.78391056, 0.44159236, 0.33690308, 0.16800483, -0.13651318, -0.63878956, 0.18175511, 0.65280384]]
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assert np.allclose(output[0].asnumpy(), expect)
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@pytest.mark.level0
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@pytest.mark.platform_x86_gpu_training
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@pytest.mark.env_onecard
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def test_Tanh_fp16():
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np.random.seed(42)
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x_np = np.random.randn(5, 3, 6).astype(np.float16)
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dy_np = np.random.randn(5, 3, 6).astype(np.float16)
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x_ms = Tensor(x_np)
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dy_ms = Tensor(dy_np)
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net = TanhNet()
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grad = Grad(net)
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output = grad(x_ms, dy_ms)
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expect = [[[0.0766, 0.95, -0.474, -0.0568, -0.3713, -1.387],
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[0.04626, 0.1521, 0.004135, -0.1771, -1.149, -0.341],
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[-0.3235, -0.0666, -0.01921, 0.299, 0.7764, 0.1583]],
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[[0.124, -0.0157, -0.3682, -0.0252, 0.05997, 0.51],
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[-0.145, 0.2979, -0.01145, -1.019, 0.8125, 0.6914],
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[0.562, -0.0848, 1.402, -0.5386, 0.318, 0.645]],
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[[-0.9487, -0.04343, 0.02448, -0.4844, -0.939, 0.0666],
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[-1.049, 0.433, -0.1724, 0.9604, -0.6377, -0.1241],
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[0.7246, -0.1364, 0.2051, 1.132, -1.049, 0.1298]],
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[[0.104, 0.3643, -0.6562, -1.202, 0.4688, 0.1294],
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[0.2008, 0.3347, -0.2418, 0.07135, 0.1611, -0.1667],
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[1.856, 0.1979, -1.048, 0.4443, -0.8574, 0.1329]],
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[[1.156, -0.1322, 0.02069, 0.2241, 0.8164, 1.736],
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[-0.2433, -0.05484, -0.848, -0.7197, -0.01453, 0.2637],
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[0.1528, 0.6494, 0.006195, 1.307, -0.2024, 2.113]]]
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assert np.allclose(output[0].asnumpy(), expect, rtol=1e-3, atol=1e-3)
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