deepspeedai / deepspeedai/DeepSpeed
RuntimeError: Subtraction, the `-` operator, with a bool tensor is not supported. If you are trying to invert a mask, use the `~` or `logical_not()` operator instead
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Description
1 - input_mask need to be modified to ~input_mask
Contributor guide
First steps
- Read the whole issue, then the project's contributing guide.
- Comment on the issue to say you are picking it up — it saves two people doing the same work.
- Fork the repository and make your change on a branch.
- Open a pull request that references the issue number.
Research direction
Start at deepspeed/ops/transformer/inference/ds_attention.py line 101 and inspect how input_mask is used. Replace the bool-tensor subtraction as requested, then verify that the inference attention path no longer raises this RuntimeError.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- python
- Domain
- machine-learning
- Issue type
- Bug
- Difficulty
- 1/5
- Estimated time
- Under an hour
- Activity status
- Stale
- Clarity
- Clearly specified
- Newbie friendliness
- 58/100