[Context Parallel] fix: support PyTorch < 2.6 in distributed gather #13075
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Replace unsafe torch.accelerator usage with an hasattr guard for backward compatibility.
sayakpaul
reviewed
Feb 4, 2026
sayakpaul
reviewed
Feb 4, 2026
sayakpaul
reviewed
Feb 4, 2026
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What does this PR do?
Replace unsafe
torch.acceleratorusage with anhasattrguard for backward compatibility.Fixes #13074
Original library don't face this issue as their minimum supported torch version is 2.7 :
https://github.com/vipshop/cache-dit/blob/main/pyproject.toml#L13
Who can review?
@sayakpaul @DN6