mindspore/tests/st/tensor/test_reciprocal.py

49 lines
1.5 KiB
Python

# Copyright 2022 Huawei Technologies Co., Ltd
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
# ============================================================================
import numpy as np
import pytest
import mindspore as ms
import mindspore.nn as nn
class Net(nn.Cell):
def construct(self, x):
output = x.reciprocal()
return output
@pytest.mark.level0
@pytest.mark.platform_x86_cpu
@pytest.mark.platform_arm_cpu
@pytest.mark.platform_x86_gpu_training
@pytest.mark.platform_arm_ascend_training
@pytest.mark.platform_x86_ascend_training
@pytest.mark.env_onecard
@pytest.mark.parametrize('mode', [ms.GRAPH_MODE, ms.PYNATIVE_MODE])
def test_reciprocal_normal(mode):
"""
Feature: reciprocal
Description: Verify the result of reciprocal
Expectation: success
"""
ms.set_context(mode=mode)
net = Net()
x = ms.Tensor(np.array([1.0, 2.0, 4.0]), ms.float32)
out = net(x)
expect_out = np.array([1., 0.5, 0.25])
assert np.allclose(out.asnumpy(), expect_out)