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- # copyright (c) 2024 PaddlePaddle Authors. All Rights Reserve.
- #
- # 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 os
- from .errors import raise_unsupported_device_error
- SUPPORTED_DEVICE_TYPE = ["cpu", "gpu", "xpu", "npu", "mlu"]
- def get_device(device_cfg, using_device_number=None):
- """get running device setting
- """
- device = device_cfg.split(":")[0]
- assert device.lower() in SUPPORTED_DEVICE_TYPE
- if device.lower() in ["gpu", "xpu", "npu", "mlu"]:
- if device.lower() == "npu":
- os.environ["FLAGS_npu_jit_compile"] = "0"
- os.environ["FLAGS_use_stride_kernel"] = "0"
- os.environ["FLAGS_allocator_strategy"] = "auto_growth"
- os.environ[
- "CUSTOM_DEVICE_BLACK_LIST"] = "pad3d,pad3d_grad,set_value,set_value_with_tensor"
- if len(device_cfg.split(":")) == 2:
- device_ids = device_cfg.split(":")[1]
- else:
- device_ids = 0
- if using_device_number:
- device_ids = f"{device_ids[:using_device_number]}"
- return "{}:{}".format(device.lower(), device_ids)
- if device.lower() == "cpu":
- return "cpu"
- else:
- raise_unsupported_device_error(device, SUPPORTED_DEVICE_TYPE)
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