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BLD: bump OpenBLAS version, use OpenBLAS for win-arm64 #29039

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BLD: bump OpenBLAS version, use OpenBLAS for win-arm64 #29039

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@mattip mattip commented May 23, 2025

Closes #29035 by adding openblas support to the arm64 windows builds

This bumps the version of OpenBLAS from the 0.3.29 release to the latest develop HEAD (which had wheels for OpenBLAS on win-arm64), so it may impact other things.

@github-actions github-actions bot added the 36 - Build Build related PR label May 23, 2025
seberg
seberg reviewed May 23, 2025
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mattip commented May 25, 2025

Hmm. Wheel builder is failing to upload arm64 windows wheels since there is no micromamba

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mattip commented May 25, 2025

Ahh, can't win-arm64 run x86 code using emulation? I wonder if the wheel uploader could just use the win-x86_64 micromamba install

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Not sure I follow that is a problem with this PR, so approving: merge when you think it's done.

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charris commented May 25, 2025

Wheel builder is failing to upload arm64 windows wheels since there is no micromamba

I have the same problem uploading the numpy win_arm64 wheels for the 2.3.0rc1 release.

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charris commented May 25, 2025

I've grabbed the win_arm wheels on github and will try using those.

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@charris, @mattip - could you use my fix for the OpenBLAS wheel uploading for WoA? I installed anaconda-client via pip instead of using MicroMamba:

https://github.com/MacPython/openblas-libs/blob/main/.github/workflows/windows-arm.yml#L82

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mattip commented May 25, 2025

Thanks @matthew-brett. I used the pip-install trick and also disallowed building a win-arm64 wheel without OpenBLAS. Please check the wheel building logs and/or the artifact to make sure the win-arm64 wheel is using OpenBLAS before merging.

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mattip commented May 25, 2025

CirrusCI macOS-arm64 builds are failing, There is this messsage, then another #28227 heisenbug failure

Only [ghcr.io/cirruslabs/macos-runner:sonoma, ghcr.io/cirruslabs/macos-runner:sequoia] is allowed. Automatically upgraded to ghcr.io/cirruslabs/macos-runner:sequoia.

@mattip mattip force-pushed the openblas-win-arm64 branch from b277e71 to 6c8f0f7 Compare May 25, 2025 18:26
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BLD: use OpenBLAS in the windows-arm64 build
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