NVIDIA/cccl python-0.3.1

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These are the release notes for the cuda-cccl Python package version 0.3.1, dated October 8th, 2025. The previous release was v0.3.0.

cuda.cccl is in "experimental" status, meaning that its API and feature set can change quite rapidly.

Installation

Please refer to the install instructions here

Features and improvements

• The cuda.cccl.parallel.experimental package has been renamed to cuda.compute.
• The cuda.cccl.cooperative.experimental package has been renamed to cuda.coop.
• The old imports will continue to work for now, but will be removed in a subsequent release.
• Documentation at https://nvidia.github.io/cccl/python/ has been updated to reflect these changes.

Bug Fixes

Breaking Changes

• If you previously were importing subpackages of cuda.cccl.parallel.experimental or cuda.cccl.cooperative.experimental, those imports may not work as expected. Please import from cuda.compute and cuda.coop respectively.