Prepare the 12.9.10 release

.github/workflows/test-wheel-linux.yml

@@ -131,6 +131,9 @@ jobs:
           && apt install gh -y
 
       - name: Download cuda-pathfinder build artifacts from main branch
+        # main's cuda-pathfinder requires Python >=3.11; on 3.10 pip resolves a
+        # compatible release from PyPI as a dependency of cuda-bindings instead.
+        if: ${{ matrix.PY_VER != '3.10' }}
         env:
           GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
         run: |

.github/workflows/test-wheel-windows.yml

@@ -118,6 +118,9 @@ jobs:
           path: ${{ env.CUDA_BINDINGS_ARTIFACTS_DIR }}
 
       - name: Download cuda-pathfinder build artifacts from main branch
+        # main's cuda-pathfinder requires Python >=3.11; on 3.10 pip resolves a
+        # compatible release from PyPI as a dependency of cuda-bindings instead.
+        if: ${{ matrix.PY_VER != '3.10' }}
         env:
           GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
         run: |

ci/tools/download-wheels

@@ -1,6 +1,6 @@
 #!/usr/bin/env bash
 
-# SPDX-FileCopyrightText: Copyright (c) 2025 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
+# SPDX-FileCopyrightText: Copyright (c) 2025-2026 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
 #
 # SPDX-License-Identifier: Apache-2.0
 
@@ -56,12 +56,6 @@ do
         continue
     fi
 
-    # exclude pre-release Python (3.15) wheels from releasing
-    if [[ "${p}" == *python315* ]]; then
-        echo "Skipping pre-release Python artifact: $p"
-        continue
-    fi
-
     # If we're not downloading "all", only process matching component
     if [[ "$COMPONENT" != "all" && "$p" != ${COMPONENT}* ]]; then
         continue

ci/tools/run-tests

@@ -1,6 +1,6 @@
 #!/usr/bin/env bash
 
-# SPDX-FileCopyrightText: Copyright (c) 2025 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
+# SPDX-FileCopyrightText: Copyright (c) 2025-2026 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
 #
 # SPDX-License-Identifier: Apache-2.0
 
@@ -20,14 +20,20 @@ fi
 
 test_module=${1}
 
-# Unconditionally install pathfinder wheel
-# (it is a direct dependency of bindings, and a transitive dependency of core)
-pushd ./cuda_pathfinder
-echo "Installing pathfinder wheel"
-pwd
-ls
-pip install $(ls *.whl)[test]
-popd
+# Install the pathfinder wheel if one was downloaded
+# (it is a direct dependency of bindings, and a transitive dependency of core).
+# It is not downloaded for Python versions that main's pathfinder no longer
+# supports; pip then resolves a compatible release as a bindings dependency.
+if compgen -G "./cuda_pathfinder/*.whl" > /dev/null; then
+  pushd ./cuda_pathfinder
+  echo "Installing pathfinder wheel"
+  pwd
+  ls
+  pip install $(ls *.whl)[test]
+  popd
+else
+  echo "No pathfinder wheel found; relying on the PyPI release resolved as a dependency"
+fi
 
 if [[ "${test_module}" == "pathfinder" ]]; then
   pushd ./cuda_pathfinder

cuda_bindings/docs/source/release/12.9.10-notes.rst

@@ -0,0 +1,12 @@
+.. SPDX-FileCopyrightText: Copyright (c) 2026 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
+.. SPDX-License-Identifier: Apache-2.0
+
+.. module:: cuda.bindings
+
+``cuda-bindings`` 12.9.10 Release notes
+=========================================
+
+Features
+--------
+
+cuda-bindings 12.9.10 now ships wheels for Python 3.15.  It is otherwise identical to the 12.9.9 release.

cuda_python/docs/source/release/12.9.10-notes.rst

@@ -0,0 +1,10 @@
+.. SPDX-FileCopyrightText: Copyright (c) 2026 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
+.. SPDX-License-Identifier: Apache-2.0
+
+``cuda-python`` 12.9.10 Release notes
+=========================================
+
+Features
+--------
+
+cuda-python 12.9.10 now ships wheels for Python 3.15.  It is otherwise identical to the 12.9.9 release.