1# Copyright 2021 Huawei Technologies Co., Ltd 2# 3# Licensed under the Apache License, Version 2.0 (the "License"); 4# you may not use this file except in compliance with the License. 5# You may obtain a copy of the License at 6# 7# http://www.apache.org/licenses/LICENSE-2.0 8# 9# Unless required by applicable law or agreed to in writing, software 10# distributed under the License is distributed on an "AS IS" BASIS, 11# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12# See the License for the specific language governing permissions and 13# limitations under the License. 14# ============================================================================ 15import os 16import pytest 17from mindspore import context 18 19@pytest.mark.level0 20@pytest.mark.platform_arm_ascend_training 21@pytest.mark.platform_x86_ascend_training 22@pytest.mark.env_single 23def test_hccl_allreduce(): 24 context.set_context(mode=context.GRAPH_MODE, device_target="Ascend") 25 return_code = os.system("mpirun --allow-run-as-root -n 8 pytest -s test_allreduce.py") 26 assert return_code == 0 27