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Allow hsdp #2838

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Jan 11, 2024
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Allow hsdp #2838

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4 changes: 4 additions & 0 deletions composer/trainer/mosaic_fsdp.py
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Original file line number Diff line number Diff line change
Expand Up @@ -72,6 +72,10 @@ def patch_pytorch():
elif version.parse(torch.__version__) < version.parse('2.2.1'):
# Monkey patch for torch < 2.2.1 ie torch == 2.2.0

# Allow 2D HSDP
from torch.distributed.fsdp import _runtime_utils
_runtime_utils._validate_and_get_hybrid_shard_state = lambda *args, **kwargs: None

# # Better overlap communication and computation
# from torch.distributed.fsdp import _runtime_utils

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