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

156 lines
5.5 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.context as context
import mindspore.nn as nn
from mindspore import Tensor
from mindspore.ops import operations as P
from mindspore.ops import functional as F
from mindspore.ops.functional import vmap
context.set_context(mode=context.GRAPH_MODE, device_target='CPU')
class NetMeshgrid(nn.Cell):
def __init__(self, indexing="xy"):
super(NetMeshgrid, self).__init__()
self.meshgrid = P.Meshgrid(indexing)
def construct(self, inputs):
return self.meshgrid(inputs)
@pytest.mark.level0
@pytest.mark.platform_x86_cpu
@pytest.mark.env_onecard
@pytest.mark.parametrize('dtype',
[np.bool, np.uint8, np.uint16, np.uint32, np.uint64, np.int8, np.int16, np.int32, np.int64,
np.float16, np.float32, np.float64])
@pytest.mark.parametrize('indexing', ["xy", "ij"])
def test_meshgrid(dtype, indexing):
"""
Feature: Meshgrid cpu kernel
Description: test the rightness of Meshgrid cpu kernel
Expectation: the output is same as np output
"""
meshgrid = NetMeshgrid(indexing)
x = np.random.uniform(low=0, high=10, size=3).astype(dtype)
y = np.random.uniform(low=0, high=10, size=4).astype(dtype)
np_output = np.meshgrid(x, y, indexing=indexing)
output = meshgrid((Tensor(x), Tensor(y)))
assert np.array_equal(output[0].asnumpy(), np_output[0])
assert np.array_equal(output[1].asnumpy(), np_output[1])
# test functional interface
output = F.meshgrid((Tensor(x), Tensor(y)), indexing)
assert np.array_equal(output[0].asnumpy(), np_output[0])
assert np.array_equal(output[1].asnumpy(), np_output[1])
z = np.random.uniform(low=0, high=10, size=5).astype(dtype)
np_output = np.meshgrid(x, y, z, indexing=indexing)
output = meshgrid((Tensor(x), Tensor(y), Tensor(z)))
assert np.array_equal(output[0].asnumpy(), np_output[0])
assert np.array_equal(output[1].asnumpy(), np_output[1])
assert np.array_equal(output[2].asnumpy(), np_output[2])
# test functional interface
output = F.meshgrid((Tensor(x), Tensor(y), Tensor(z)), indexing)
assert np.array_equal(output[0].asnumpy(), np_output[0])
assert np.array_equal(output[1].asnumpy(), np_output[1])
assert np.array_equal(output[2].asnumpy(), np_output[2])
@pytest.mark.level0
@pytest.mark.platform_x86_cpu
@pytest.mark.env_onecard
@pytest.mark.parametrize('axis', [2])
def test_meshgrid_vmap_cpu(axis):
"""
Feature: Meshgrid cpu kernel
Description: test the rightness of Meshgrid cpu kernel vmap feature.
Expectation: Success.
"""
meshgrid = NetMeshgrid("xy")
def meshgrid_func(inputs):
"""meshgrid_func"""
return meshgrid(inputs)
x = np.random.uniform(low=0, high=10, size=(3, axis)).astype(np.int32)
y = np.random.uniform(low=0, high=10, size=(4, axis)).astype(np.int32)
inputs = (Tensor(x), Tensor(y))
output_vmap0, output_vmap1 = vmap(meshgrid_func, in_axes=((1, 1),))(inputs)
output_manually0 = ()
output_manually1 = ()
for i in range(axis):
x_t = x[:, i]
y_t = y[:, i]
out0_t, out1_t = meshgrid((Tensor(x_t), Tensor(y_t)))
output_manually0 = output_manually0 + (out0_t.asnumpy(),)
output_manually1 = output_manually1 + (out1_t.asnumpy(),)
assert np.array_equal(output_vmap0.asnumpy(), output_manually0)
assert np.array_equal(output_vmap1.asnumpy(), output_manually1)
@pytest.mark.level0
@pytest.mark.platform_x86_cpu
@pytest.mark.env_onecard
@pytest.mark.parametrize('axis0', [2])
@pytest.mark.parametrize('axis1', [2])
def test_meshgrid_vmap_cpu_2(axis0, axis1):
"""
Feature: Meshgrid cpu kernel
Description: test the rightness of Meshgrid cpu kernel vmap feature.
Expectation: Success.
"""
meshgrid = NetMeshgrid("xy")
def meshgrid_func(inputs):
"""meshgrid_func"""
return meshgrid(inputs)
x = np.random.uniform(low=0, high=10, size=(
3, axis0, axis1)).astype(np.int32)
y = np.random.uniform(low=0, high=10, size=(
4, axis0, axis1)).astype(np.int32)
inputs = (Tensor(x), Tensor(y))
output_vmap0, output_vmap1 = vmap(
vmap(meshgrid_func, in_axes=((1, 1),)), in_axes=((2, 2),))(inputs)
output_manually0 = ()
output_manually1 = ()
for i in range(axis1):
for j in range(axis0):
x_t = x[:, j, i]
y_t = y[:, j, i]
out0_t, out1_t = meshgrid((Tensor(x_t), Tensor(y_t)))
output_manually0 = output_manually0 + (out0_t.asnumpy(),)
output_manually1 = output_manually1 + (out1_t.asnumpy(),)
shape = (axis1, axis0) + output_manually0[0].shape
output_manually0 = np.reshape(output_manually0, shape)
output_manually1 = np.reshape(output_manually1, shape)
assert np.array_equal(output_vmap0.asnumpy(), output_manually0)
assert np.array_equal(output_vmap1.asnumpy(), output_manually1)