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update amp

This commit is contained in:
Zhiyuan Li 2024-12-20 03:20:18 +00:00
parent 5cdd9e72b1
commit 06a3303742
2 changed files with 2 additions and 2 deletions
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2
src/lightning/fabric/plugins/precision/amp.py
View File

@ -56,7 +56,7 @@ class MixedPrecision(Precision):
if _TORCH_GREATER_EQUAL_2_4
else getattr(
torch,
"cuda" if not isinstance(device, str) or device.split(":")[0] == "cpu" else device.split(":")[0],
"cuda" if device.split(":")[0] == "cpu" else device.split(":")[0],
).amp.GradScaler()
)
if scaler is not None and self.precision == "bf16-mixed":

2
src/lightning/pytorch/plugins/precision/amp.py
View File

@ -56,7 +56,7 @@ class MixedPrecision(Precision):
if _TORCH_GREATER_EQUAL_2_4
else getattr(
torch,
"cuda" if not isinstance(device, str) or device.split(":")[0] == "cpu" else device.split(":")[0],
"cuda" if device.split(":")[0] == "cpu" else device.split(":")[0],
).amp.GradScaler()
)
if scaler is not None and self.precision == "bf16-mixed":