Merge branch 'main' into test-gb300

Author: KyleFromNVIDIA

.devcontainer/cuda12.9-conda/devcontainer.json

@@ -5,7 +5,7 @@
     "args": {
       "CUDA": "12.9",
       "PYTHON_PACKAGE_MANAGER": "conda",
-      "BASE": "rapidsai/devcontainers:26.08-cpp-mambaforge"
+      "BASE": "rapidsai/devcontainers:26.10-cpp-mambaforge"
     },
     "cacheFrom": [
       "ghcr.io/rapidsai/rapidsmpf/devcontainer:26.08-cuda12.9-conda"
@@ -14,13 +14,13 @@
   "runArgs": [
     "--rm",
     "--name",
-    "${localEnv:USER:anon}-rapids-${localWorkspaceFolderBasename}-26.08-cuda12.9-conda",
+    "${localEnv:USER:anon}-rapids-${localWorkspaceFolderBasename}-26.10-cuda12.9-conda",
     "--ulimit",
     "nofile=500000"
   ],
   "hostRequirements": {"gpu": "optional"},
   "features": {
-    "ghcr.io/rapidsai/devcontainers/features/rapids-build-utils:26.8": {}
+    "ghcr.io/rapidsai/devcontainers/features/rapids-build-utils:26.10": {}
   },
   "overrideFeatureInstallOrder": [
     "ghcr.io/rapidsai/devcontainers/features/rapids-build-utils"

.devcontainer/cuda12.9-pip/devcontainer.json

@@ -5,7 +5,7 @@
     "args": {
       "CUDA": "12.9",
       "PYTHON_PACKAGE_MANAGER": "pip",
-      "BASE": "rapidsai/devcontainers:26.08-cpp-cuda12.9-ucx1.19.0-openmpi5.0.10"
+      "BASE": "rapidsai/devcontainers:26.10-cpp-cuda12.9-ucx1.19.0-openmpi5.0.10"
     },
     "cacheFrom": [
       "ghcr.io/rapidsai/rapidsmpf/devcontainer:26.08-cuda12.9-pip"
@@ -14,13 +14,13 @@
   "runArgs": [
     "--rm",
     "--name",
-    "${localEnv:USER:anon}-rapids-${localWorkspaceFolderBasename}-26.08-cuda12.9-pip",
+    "${localEnv:USER:anon}-rapids-${localWorkspaceFolderBasename}-26.10-cuda12.9-pip",
     "--ulimit",
     "nofile=500000"
   ],
   "hostRequirements": {"gpu": "optional"},
   "features": {
-    "ghcr.io/rapidsai/devcontainers/features/rapids-build-utils:26.8": {}
+    "ghcr.io/rapidsai/devcontainers/features/rapids-build-utils:26.10": {}
   },
   "overrideFeatureInstallOrder": [
     "ghcr.io/rapidsai/devcontainers/features/rapids-build-utils"

.devcontainer/cuda13.3-conda/devcontainer.json

@@ -5,7 +5,7 @@
     "args": {
       "CUDA": "13.3",
       "PYTHON_PACKAGE_MANAGER": "conda",
-      "BASE": "rapidsai/devcontainers:26.08-cpp-mambaforge"
+      "BASE": "rapidsai/devcontainers:26.10-cpp-mambaforge"
     },
     "cacheFrom": [
       "ghcr.io/rapidsai/rapidsmpf/devcontainer:26.08-cuda13.3-conda"
@@ -14,13 +14,13 @@
   "runArgs": [
     "--rm",
     "--name",
-    "${localEnv:USER:anon}-rapids-${localWorkspaceFolderBasename}-26.08-cuda13.3-conda",
+    "${localEnv:USER:anon}-rapids-${localWorkspaceFolderBasename}-26.10-cuda13.3-conda",
     "--ulimit",
     "nofile=500000"
   ],
   "hostRequirements": {"gpu": "optional"},
   "features": {
-    "ghcr.io/rapidsai/devcontainers/features/rapids-build-utils:26.8": {}
+    "ghcr.io/rapidsai/devcontainers/features/rapids-build-utils:26.10": {}
   },
   "overrideFeatureInstallOrder": [
     "ghcr.io/rapidsai/devcontainers/features/rapids-build-utils"

.devcontainer/cuda13.3-pip/devcontainer.json

@@ -5,7 +5,7 @@
     "args": {
       "CUDA": "13.3",
       "PYTHON_PACKAGE_MANAGER": "pip",
-      "BASE": "rapidsai/devcontainers:26.08-cpp-cuda13.3-ucx1.19.0-openmpi5.0.10"
+      "BASE": "rapidsai/devcontainers:26.10-cpp-cuda13.3-ucx1.19.0-openmpi5.0.10"
     },
     "cacheFrom": [
       "ghcr.io/rapidsai/rapidsmpf/devcontainer:26.08-cuda13.3-pip"
@@ -14,13 +14,13 @@
   "runArgs": [
     "--rm",
     "--name",
-    "${localEnv:USER:anon}-rapids-${localWorkspaceFolderBasename}-26.08-cuda13.3-pip",
+    "${localEnv:USER:anon}-rapids-${localWorkspaceFolderBasename}-26.10-cuda13.3-pip",
     "--ulimit",
     "nofile=500000"
   ],
   "hostRequirements": {"gpu": "optional"},
   "features": {
-    "ghcr.io/rapidsai/devcontainers/features/rapids-build-utils:26.8": {}
+    "ghcr.io/rapidsai/devcontainers/features/rapids-build-utils:26.10": {}
   },
   "overrideFeatureInstallOrder": [
     "ghcr.io/rapidsai/devcontainers/features/rapids-build-utils"

.github/CODEOWNERS

@@ -10,9 +10,10 @@ CMakeLists.txt           @rapidsai/rapidsmpf-cmake-codeowners
 *.cmake                  @rapidsai/rapidsmpf-cmake-codeowners
 
 #CI code owners
-/.github/                @rapidsai/ci-codeowners
 /ci/                     @rapidsai/ci-codeowners
+/.github/                @rapidsai/ci-codeowners
 /.shellcheckrc           @rapidsai/ci-codeowners
+/.yamllint.yaml          @rapidsai/ci-codeowners
 
 #packaging code owners
 /.pre-commit-config.yaml @rapidsai/packaging-codeowners

.github/workflows/build.yaml

@@ -99,9 +99,7 @@ jobs:
       arch: "amd64"
       branch: ${{ inputs.branch }}
       build_type: ${{ inputs.build_type || 'branch' }}
-      # TODO: switch to {rapids-version}-latest when there are 'ray' packages for Python 3.14
-      #  ref: https://github.com/rapidsai/rapidsmpf/issues/897
-      container_image: "rapidsai/ci-conda:26.08-cuda13.0.2-ubuntu22.04-py3.13"
+      container_image: "rapidsai/ci-conda:26.10-latest"
       date: ${{ inputs.date }}
       node_type: "cpu8"
       script: "ci/build_docs.sh"

.github/workflows/pr.yaml

@@ -61,6 +61,7 @@ jobs:
           - '!.github/release.yml'
           - '!.pre-commit-config.yaml'
           - '!.shellcheckrc'
+          - '!.yamllint.yaml'
           - '!SECURITY.md'
           - '!ci/build_wheel*.sh'
           - '!ci/check_style.sh'
@@ -81,6 +82,7 @@ jobs:
           - '!.github/release.yml'
           - '!.pre-commit-config.yaml'
           - '!.shellcheckrc'
+          - '!.yamllint.yaml'
           - '!CONTRIBUTING.md'
           - '!README.md'
           - '!SECURITY.md'
@@ -104,6 +106,7 @@ jobs:
           - '!.github/release.yml'
           - '!.pre-commit-config.yaml'
           - '!.shellcheckrc'
+          - '!.yamllint.yaml'
           - '!CONTRIBUTING.md'
           - '!README.md'
           - '!SECURITY.md'
@@ -128,6 +131,7 @@ jobs:
           - '!.github/release.yml'
           - '!.pre-commit-config.yaml'
           - '!.shellcheckrc'
+          - '!.yamllint.yaml'
           - '!CONTRIBUTING.md'
           - '!README.md'
           - '!SECURITY.md'
@@ -325,9 +329,7 @@ jobs:
       build_type: pull-request
       node_type: "cpu8"
       arch: "amd64"
-      # TODO: switch to {rapids-version}-latest when there are 'ray' packages for Python 3.14
-      #  ref: https://github.com/rapidsai/rapidsmpf/issues/897
-      container_image: "rapidsai/ci-conda:26.08-cuda13.0.2-ubuntu22.04-py3.13"
+      container_image: "rapidsai/ci-conda:26.10-latest"
       script: "ci/build_docs.sh"
   devcontainer:
     permissions:

.pre-commit-config.yaml

@@ -146,10 +146,22 @@ repos:
     rev: 745eface02aef23e168a8afb6b5737818efbea95  # frozen: v0.11.0.1
     hooks:
       - id: shellcheck
+  - repo: https://github.com/adrienverge/yamllint
+    rev: v1.38.0
+    hooks:
+      - id: yamllint
+        additional_dependencies: [pyyaml]
+        exclude: |
+          (?x)^(
+            [.]clang-tidy$|
+            [.]github/labeler[.]yml$|
+            conda/environments/.*|
+            cpp/[.]clang-format$
+          )
   - repo: https://github.com/zizmorcore/zizmor-pre-commit
     rev: a4727cbbcd26d7098e96b9cb738169b59711ae51 # v1.24.1
     hooks:
       - id: zizmor
 
 default_language_version:
-      python: python3
+  python: python3

.yamllint.yaml

@@ -0,0 +1,37 @@
+# SPDX-FileCopyrightText: Copyright (c) 2026, NVIDIA CORPORATION & AFFILIATES. All rights reserved.
+# SPDX-License-Identifier: Apache-2.0
+extends: default
+
+rules:
+  anchors:
+    forbid-undeclared-aliases: true
+    forbid-duplicated-anchors: true
+    forbid-unused-anchors: true
+  braces:
+    forbid: false
+    min-spaces-inside: 0
+    # allow 1 space for jinja templating in conda recipes
+    max-spaces-inside: 1
+    min-spaces-inside-empty: -1
+    max-spaces-inside-empty: -1
+  brackets: enable
+  colons:
+    max-spaces-before: 0
+    max-spaces-after: 1
+  commas:
+    max-spaces-before: 0
+    min-spaces-after: 1
+    max-spaces-after: 1
+  comments: disable
+  comments-indentation: disable
+  document-end: disable
+  document-start: disable
+  key-duplicates:
+    forbid-duplicated-merge-keys: true
+  line-length: disable
+  truthy:
+    allowed-values: ['false', 'true']
+    # having problematic value in keys is rare... and also
+    # GitHub Actions' choie of 'on:' triggers this check
+    # ref: https://github.com/adrienverge/yamllint/issues/430
+    check-keys: false

UCXX_VERSION

@@ -1 +1 @@
-0.51.00
+0.52.00