Add paddle.is_autocast_enabled and get_autocast_gpu_dtype API #74441
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LittleHeroZZZX force-pushed the feat/amp branch from 47172c0 to 8d1c2fd Compare 
zhwesky2010 reviewed Aug 7, 2025
Codecov Report❌ Patch coverage is
Additional details and impacted files@@ Coverage Diff @@ ## develop #74441 +/- ## ========================================== Coverage ? 90.00% ========================================== Files ? 3 Lines ? 20 Branches ? 0 ========================================== Hits ? 18 Misses ? 2 Partials ? 0 ☔ View full report in Codecov by Sentry. 🚀 New features to boost your workflow:
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SigureMo reviewed Aug 7, 2025
python/paddle/amp/auto_cast.py Outdated
Comment on lines 32 to 33
| if TYPE_CHECKING: | ||
| from paddle._typing import PlaceLike |
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if TYPE_CHECKING 不要放在 import 中间，放在其他 import 之后
SigureMo approved these changes Aug 8, 2025
| /re-run all-failed |
kolinwei approved these changes Aug 12, 2025
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maxiaolong001 pushed a commit to maxiaolong001/Paddle that referenced this pull request Aug 12, 2025
…Paddle#74441) * Add get_autocast_dtype. get_autocast_gpu_dtype and is_autocast_enable APIs * refine docs * set default dtype to fp16
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PR Category
User Experience
PR Types
Improvements
Description
新增 paddle.is_autocast_enabled 、get_autocast_dtype get_autocast_gpu_dtype API。其中，get_autocast_gpu_dtype是get_autocast_dtype的别名。
三个 API 均接收一个可选参数
device_dtype，仅出于兼容 torch 对应 API 而设置。Paddle 中所有设备共享同一套 AMP 配置，device_dtype不影响返回结果。CN doc: PaddlePaddle/docs#7375