mindspore/tests/st/ops/cpu/test_is_close_op.py

78 lines
2.7 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.context as context
import mindspore.nn as nn
from mindspore import Tensor
from mindspore.ops import operations as P
class Net(nn.Cell):
def __init__(self, rtol, atol, equal_nan):
super(Net, self).__init__()
self.ops = P.IsClose(rtol=rtol, atol=atol, equal_nan=equal_nan)
def construct(self, a, b):
return self.ops(a, b)
def rand_int(*shape):
"""return an random integer array with parameter shape"""
res = np.random.randint(low=1, high=5, size=shape)
if isinstance(res, np.ndarray):
return res.astype(np.float32)
return float(res)
def compare_with_numpy(a, b, rtol=1e-05, atol=1e-08, equal_nan=False):
# Graph Mode
context.set_context(mode=context.GRAPH_MODE, device_target='CPU')
ms_result_graph = Net(rtol, atol, equal_nan)(Tensor(a), Tensor(b))
# PyNative Mode
context.set_context(mode=context.PYNATIVE_MODE, device_target='CPU')
ms_result_pynative = Net(rtol, atol, equal_nan)(Tensor(a), Tensor(b))
np_result = np.isclose(a, b, rtol, atol, equal_nan)
return np.array_equal(ms_result_graph, np_result) and np.array_equal(ms_result_pynative, np_result)
@pytest.mark.level0
@pytest.mark.platform_x86_cpu
@pytest.mark.env_onecard
@pytest.mark.parametrize('equal_nan', [True, False])
def test_net(equal_nan):
"""
Feature: ALL TO ALL
Description: test cases for IsClose operator.
Expectation: the result match numpy isclose.
"""
a = [0, 1, 2, float('inf'), float('inf'), float('nan')]
b = [0, 1, -2, float('-inf'), float('inf'), float('nan')]
assert compare_with_numpy(a, b, equal_nan=equal_nan)
a = rand_int(2, 3, 4, 5)
diff = (np.random.random((2, 3, 4, 5)).astype("float32") - 0.5) / 1000
b = a + diff
assert compare_with_numpy(a, b, atol=1e-3)
assert compare_with_numpy(a, b, atol=1e-3, rtol=1e-4)
assert compare_with_numpy(a, b, atol=1e-2, rtol=1e-6)
a = rand_int(2, 3, 4, 5)
b = rand_int(4, 5)
assert compare_with_numpy(a, b, equal_nan=equal_nan)