From 5cc899920568b93a444ba041fa774ad85fe8e795 Mon Sep 17 00:00:00 2001
From: Bradley Dice <bdice@bradleydice.com>
Date: Wed, 1 Apr 2026 16:54:14 -0500
Subject: [PATCH 1/2] Pin Python 3.13 for RAPIDS cuml CI job

cuml has optional dependencies without Python 3.14 support.
Pin PYTHON_VERSION=3.13 for the 'rmm ucxx raft cuvs cuml' RAPIDS
CI job until those dependencies catch up.

See rapidsai/cuml#7916 for context.
---
 .github/workflows/build-rapids.yml | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/.github/workflows/build-rapids.yml b/.github/workflows/build-rapids.yml
index 928877e8b4bb..11ef8a351567 100644
--- a/.github/workflows/build-rapids.yml
+++ b/.github/workflows/build-rapids.yml
@@ -64,7 +64,8 @@ jobs:
       matrix:
         include:
           - { cuda: '13.0', libs: 'rmm kvikio cudf cudf_kafka' }
-          - { cuda: '13.0', libs: 'rmm ucxx raft cuvs cuml'    }
+          # TODO: remove the PYTHON_VERSION override when all of cuml's dependencies have Python 3.14 support
+          - { cuda: '13.0', libs: 'rmm ucxx raft cuvs cuml', python_version: '3.13' }
           - { cuda: '13.0', libs: 'rmm ucxx raft cugraph'      }
     permissions:
       id-token: write
@@ -90,6 +91,7 @@ jobs:
           CI: true
           CONDA_ENV_CREATE_QUIET: true
           GH_TOKEN: ${{ github.token }}
+          PYTHON_VERSION: ${{ matrix.python_version }}
           RAPIDS_LIBS: ${{ matrix.libs }}
           # Uncomment any of these to customize the git repo and branch for a RAPIDS lib:
           # RAPIDS_cmake_GIT_REPO: '{"upstream": "rapidsai", "tag": "main"}'
@@ -172,6 +174,7 @@ jobs:
             --env "AWS_ACCESS_KEY_ID=${AWS_ACCESS_KEY_ID:-}" \
             --env "AWS_SESSION_TOKEN=${AWS_SESSION_TOKEN:-}" \
             --env "AWS_SECRET_ACCESS_KEY=${AWS_SECRET_ACCESS_KEY:-}" \
+            --env "PYTHON_VERSION=${PYTHON_VERSION:-}" \
             --env "CONDA_ENV_CREATE_QUIET=true" \
             --env "CCCL_TAG=$CCCL_TAG" \
             --env "CCCL_VERSION=$CCCL_VERSION" \

From e4c7f7dbf73017c7e0a36a0681de6695827b5c31 Mon Sep 17 00:00:00 2001
From: Bradley Dice <bdice@bradleydice.com>
Date: Wed, 1 Apr 2026 18:01:16 -0500
Subject: [PATCH 2/2] Fix rapids-build-utils pinning

---
 ci/rapids/cuda13.0-conda/devcontainer.json | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/ci/rapids/cuda13.0-conda/devcontainer.json b/ci/rapids/cuda13.0-conda/devcontainer.json
index 3bd29529b866..f0b5f0e07e6d 100644
--- a/ci/rapids/cuda13.0-conda/devcontainer.json
+++ b/ci/rapids/cuda13.0-conda/devcontainer.json
@@ -83,7 +83,7 @@
     "source=${localWorkspaceFolder}/ci/rapids/.log/devcontainer-utils,target=/var/log/devcontainer-utils,type=bind"
   ],
   "features": {
-    "ghcr.io/rapidsai/devcontainers/features/rapids-build-utils:26.2": {}
+    "ghcr.io/rapidsai/devcontainers/features/rapids-build-utils:26.4": {}
   },
   "overrideFeatureInstallOrder": [
     "ghcr.io/rapidsai/devcontainers/features/rapids-build-utils"