Files
vllm-ascend/tests/singlecard/test_pyhccl.py
Huazhong Ji c3d1a3782a Add pyhccl (#503)
This is the first step to support trl vllm serve on Ascend NPU
https://github.com/vllm-project/vllm-ascend/issues/459.
This PR can work properly only when
https://github.com/vllm-project/vllm/pull/16464 is merged into vLLM.

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Signed-off-by: hzji210@gmail.com <hzji210@gmail.com>
2025-04-17 14:57:52 +08:00

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Python

#
# Copyright (c) 2025 Huawei Technologies Co., Ltd. All Rights Reserved.
# This file is a part of the vllm-ascend project.
# Adapted from vllm/tests/basic_correctness/test_basic_correctness.py
# Copyright 2023 The vLLM team.
#
# 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 torch
import torch_npu # noqa: F401
from vllm_ascend.distributed.device_communicators.pyhccl_wrapper import \
HCCLLibrary
def test_hcclGetUniqueId():
torch.npu.set_device(0)
lib = HCCLLibrary()
unique_id = lib.hcclGetUniqueId()
assert unique_id is not None