OpenNMT / OpenNMT/CTranslate2

ValueError: unsupported device mps

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C++
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Description

ctranslate2.models.Whisper()

Can we support mps device ?

currently, I got error, ValueError: unsupported device mps

refer to https://developer.apple.com/metal/pytorch/
https://opennmt.net/CTranslate2/installation.html

Can WITH_ACCELERATE be enabled by default? current is off

env info

  1. apple m1

Contributor guide

Open the contributing guide

First steps

  1. Read the whole issue, then the project's contributing guide.
  2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

Research direction

Start with ctranslate2.models.Whisper() and the installation documentation, then trace how the WITH_ACCELERATE build option is configured for Apple M1 systems. Confirm what is required for mps device support and whether WITH_ACCELERATE can be enabled by default; done means the requested device no longer raises the reported ValueError.

Written by the indexing model from the issue text.

Assessment

Tech stack
cpp, pytorch
Domain
machine-learning, performance
Issue type
Feature
Difficulty
4/5
Estimated time
3-5 days
Activity status
Stale
Clarity
Mostly clear
Newbie friendliness
35/100

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