mirror of
https://github.com/hiyouga/LlamaFactory.git
synced 2026-02-02 20:43:38 +00:00
44 lines
1.3 KiB
Python
44 lines
1.3 KiB
Python
# Copyright 2025 the LlamaFactory 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
|
|
|
|
from ...accelerator.helper import DeviceType
|
|
from ...accelerator.interface import DistributedInterface
|
|
from ...utils.plugin import BasePlugin
|
|
|
|
|
|
class InitPlugin(BasePlugin):
|
|
def __call__(self) -> torch.device:
|
|
return super().__call__()
|
|
|
|
|
|
@InitPlugin("init_on_meta").register()
|
|
def init_on_meta() -> torch.device:
|
|
return torch.device(DeviceType.META.value)
|
|
|
|
|
|
@InitPlugin("init_on_rank0").register()
|
|
def init_on_rank0() -> torch.device:
|
|
if DistributedInterface().get_rank() == 0:
|
|
return torch.device(DeviceType.CPU.value)
|
|
else:
|
|
return torch.device(DeviceType.META.value)
|
|
|
|
|
|
@InitPlugin("init_on_default").register()
|
|
def init_on_default() -> torch.device:
|
|
return DistributedInterface().current_device
|