This is the release note of v12.0.0a2. See here for the complete list of solved issues and merged PRs.

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Highlights

Increased cupyx.scipy APIs (#6773, #6990, #7014, #7015, #7036)

The coverage of SciPy interpolate & special APIs has increased. (Thanks @khushi-411 & @1MrEnot!)

Initial support for ufunc methods (#7049)

Starting from v12, CuPy will support the corresponding NumPy ufunc methods.
This release adds compatibility with ufunc.outer. Check the tracking issue (#7082) for detailed information.

Changes

New Features

• Add cupyx.scipy.special.logsumexp (#6773)
• Add cupyx.scipy.interpolate.KroghInterpolator (#6990)
• Add scipy.special.expi and scipy.special.exp1 (#7014)
• Add cupy.byte_bounds (#7015)
• Adds cupyx.scipy.special.k0, cupyx.scipy.special.k1, cupyx.scipy.special.k0e, cupyx.scipy.special.k1e (#7036)
• Add ufunc.outer (#7049)
• Expose pairwise distance functions (#7063)

Enhancements

• Support NCCL 2.12 ~ 2.14 (#6534)
• Support cuDNN 8.5 (#7008)
• Fix cupy.apply_along_axis for tuple retval (#7068)
• Add wrapper for cutensorPermutation (#7070)

Bug Fixes

• Fix JIT for scalar argument (#6948)
• Make sparse argmin/max return a scalar array containing the index (#6976)
• Fix csrsm2 memory leak (#7039)
• Make sure weibull distribution support ndarrays (#7048)
• Fix bessel test to pass ROCm CI (#7081)

Code Fixes

• Cosmetic change in _routine_indexing.pyx (#7053)

Documentation

• Fixes docstring for interpolation prefiltering (#6998)
• Typo fix (#7045)

Tests

• CI: Create a status for FlexCI dashboard (#7024)
• CI: Migrate to GAR from GCR (#7064)
• CI: tentatively fix hypothesis version (#7072)

Others

• Introduce pre-commit (#6987)

Contributors

The CuPy Team would like to thank all those who contributed to this release!

@1MrEnot @andfoy @asi1024 @betatim @khushi-411 @kmaehashi @leofang @maronuu @takagi @wyli