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[npu] change device to accelerator api (#5239)

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* update accelerator

* fix timer

* fix amp

* update

* fix

* update bug

* add error raise

* fix autocast

* fix set device

* remove doc accelerator

* update doc

* update doc

* update doc

* use nullcontext

* update cpu

* update null context

* change time limit for example

* udpate

* update

* update

* update

* [npu] polish accelerator code

---------

Co-authored-by: Xuanlei Zhao <xuanlei.zhao@gmail.com>
Co-authored-by: zxl <43881818+oahzxl@users.noreply.github.com>
This commit is contained in:
Hongxin Liu
2024-01-09 10:20:05 +08:00
committed by GitHub
parent dd2c28a323
commit d202cc28c0
128 changed files with 1773 additions and 868 deletions
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5
colossalai/legacy/amp/torch_amp/torch_amp.py
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@@ -1,18 +1,19 @@
#!/usr/bin/env python
# -*- encoding: utf-8 -*-
from colossalai.utils.device import autocast
import torch.nn as nn
from torch import Tensor
from torch.nn.modules.loss import _Loss
from torch.optim import Optimizer
from colossalai.accelerator import get_accelerator
from colossalai.interface import OptimizerWrapper
from colossalai.legacy.utils import clip_grad_norm_fp32
from ._grad_scaler import GradScaler
autocast = get_accelerator().autocast
class TorchAMPOptimizer(OptimizerWrapper):
"""A wrapper class which integrate Pytorch AMP with an optimizer