mindspore2022/tests/ut/python/parallel/test_iou.py

81 lines
2.4 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
from mindspore import context, Tensor
from mindspore.common.api import _cell_graph_executor
from mindspore.nn import Cell
from mindspore.ops import operations as P
_anchor_boxes = Tensor(np.ones([32, 4]), ms.float32)
_gt_boxes = Tensor(np.ones([64, 4]), ms.float32)
class Net(Cell):
def __init__(self, strategy=None):
super(Net, self).__init__()
self.iou = P.IOU().shard(strategy)
def construct(self, anchor_boxes, gt_boxes):
x = self.iou(anchor_boxes, gt_boxes)
return x
def compile_net(net: Cell):
net.set_train()
net.set_auto_parallel()
_cell_graph_executor.compile(net, _anchor_boxes, _gt_boxes)
context.reset_auto_parallel_context()
def test_auto_parallel_iou():
"""
Feature: test IOU auto parallel
Description: auto parallel
Expectation: compile success
"""
context.set_auto_parallel_context(parallel_mode="auto_parallel", device_num=8, global_rank=0)
net = Net()
compile_net(net)
def test_data_parallel_iou():
"""
Feature: test IOU data parallel strategy
Description: only shard the batch dimension
Expectation: compile success
"""
context.set_auto_parallel_context(parallel_mode="semi_auto_parallel", device_num=8, global_rank=0)
strategy = ((2, 1), (4, 1))
net = Net(strategy)
compile_net(net)
def test_iou_strategy_error():
"""
Feature: test IOU with illegal strategy
Description: illegal strategy
Expectation: raise RuntimeError
"""
context.set_auto_parallel_context(parallel_mode="semi_auto_parallel", device_num=8, global_rank=0)
strategy = ((2, 2), (2, 1))
net = Net(strategy)
with pytest.raises(RuntimeError):
compile_net(net)
context.reset_auto_parallel_context()