Add lint job to CI

Author: camille-004

.github/workflows/ci.yml

@@ -1,140 +1,48 @@
+# SPDX-FileCopyrightText: Copyright (c) <2025> NVIDIA CORPORATION & AFFILIATES. All rights reserved.
+#
+# SPDX-License-Identifier: Apache-2.0
+
 name: CI
 
 on:
   push:
-    branches: 
-      - main
-      - "pull-request/[0-9]+"
+    branches: [main]
+  pull_request:
+    branches: [main]
   workflow_dispatch:
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
 jobs:
-  test:
-    name: Test ${{ matrix.name }}
-    runs-on: ${{ matrix.runner }}
-    timeout-minutes: ${{ matrix.timeout }}
-    strategy:
-      fail-fast: false
-      matrix:
-        include:
-          - name: "GPU Linux x86_64"
-            runner: linux-amd64-gpu-rtxpro6000-latest-1
-            os: linux
-            gpu: true
-            timeout: 30
-          - name: "CPU Linux x86_64"
-            runner: ubuntu-latest
-            os: linux
-            gpu: false
-            timeout: 15
-          - name: "CPU Linux ARM64"
-            runner: ubuntu-24.04-arm
-            os: linux
-            gpu: false
-            timeout: 15
-            arch: arm64
-          - name: "CPU Windows x86_64"
-            runner: windows-latest
-            os: windows
-            gpu: false
-            timeout: 15
-    
+  lint:
+    name: Lint
+    runs-on: ubuntu-latest
     steps:
-    - name: Checkout
-      uses: actions/checkout@v4
-      timeout-minutes: 5
-      
-    - name: Test Docker
-      timeout-minutes: 5
-      run: |
-        docker --version
-        docker run --rm hello-world
-        
-    - name: Check Hardware (Linux)
-      if: matrix.os == 'linux'
-      timeout-minutes: 5
-      run: |
-        echo "=== Host Hardware Information ==="
-        echo "Runner: ${{ matrix.runner }}"
-        echo "Architecture: $(uname -m)"
-        if [ "${{ matrix.arch }}" = "arm64" ]; then
-          echo "ARM64 architecture detected"
-        fi
-        if [ "${{ matrix.gpu }}" = "true" ]; then
-          lspci | grep -i nvidia || echo "No NVIDIA GPU found via lspci"
-          nvidia-smi || echo "nvidia-smi not available on host"
-        else
-          echo "CPU-only runner (no GPU access)"
-          lscpu | head -10 || echo "CPU info not available"
-        fi
-        
-    - name: Check Hardware (Windows)
-      if: matrix.os == 'windows'
-      timeout-minutes: 5
-      shell: cmd
-      run: |
-        echo === Host Hardware Information ===
-        echo Runner: ${{ matrix.runner }}
-        if "${{ matrix.gpu }}"=="true" (
-          echo Checking PATH for nvidia-smi:
-          where nvidia-smi
-          echo Trying nvidia-smi from PATH:
-          nvidia-smi || echo nvidia-smi failed from PATH
-          echo Trying common NVIDIA locations:
-          "C:\Program Files\NVIDIA Corporation\NVSMI\nvidia-smi.exe" || echo Not in NVSMI folder
-          "C:\Windows\System32\nvidia-smi.exe" || echo Not in System32
-          echo Checking GPU via wmic:
-          wmic path win32_VideoController get name
-        ) else (
-          echo CPU-only runner (no GPU access)
-          systeminfo | findstr /C:"Processor"
-        )
-        
-        
-    - name: Test CUDA Image with GPU (Linux)
-      if: matrix.gpu == true && matrix.os == 'linux'
-      timeout-minutes: 10
-      run: |
-        docker pull nvidia/cuda:13.0.2-base-ubuntu24.04
-        echo "=== Testing with GPU access ==="
-        docker run --rm --gpus all nvidia/cuda:13.0.2-base-ubuntu24.04 bash -c "
-          echo 'Container with GPU access:'
-          nvidia-smi || echo 'nvidia-smi not available in container'
-          cat /etc/os-release
-          echo 'CUDA Runtime version:'
-          cat /usr/local/cuda/version.txt 2>/dev/null || echo 'CUDA version file not found'
-        " || echo "GPU access failed - may not be available on this runner"
-        
-    - name: Test CUDA Image CPU Only (Linux)
-      if: matrix.gpu == false && matrix.os == 'linux'
-      timeout-minutes: 10
-      run: |
-        docker pull nvidia/cuda:13.0.2-base-ubuntu24.04
-        echo "=== Testing without GPU access (CPU only) ==="
-        docker run --rm nvidia/cuda:13.0.2-base-ubuntu24.04 bash -c "
-          echo 'CUDA container test successful (CPU only - no GPU access)'
-          cat /etc/os-release
-          which nvcc || echo 'nvcc not in PATH'
-          nvidia-smi 2>/dev/null || echo 'nvidia-smi not available without --gpus flag (expected)'
-        "
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Set up Python
+        uses: actions/setup-python@v5
+        with:
+          python-version: "3.10"
+
+      - name: Install lint dependencies
+        run: |
+          python -m pip install --upgrade pip
+          pip install flake8 reuse
+
+      - name: Run flake8
+        run: flake8
 
-    - name: Test Windows Container with GPU
-      if: matrix.gpu == true && matrix.os == 'windows'
-      timeout-minutes: 10
-      shell: cmd
-      run: |
-        echo === Testing with GPU access ===
-        echo Trying nvidia-smi from different locations:
-        nvidia-smi || "C:\Program Files\NVIDIA Corporation\NVSMI\nvidia-smi.exe" || "C:\Windows\System32\nvidia-smi.exe" || echo All nvidia-smi attempts failed
-        echo Checking Docker GPU support:
-        docker run --rm --gpus all hello-world || echo Docker GPU support not available
-        echo Windows GPU runner test completed
-        
-    - name: Test Windows Container CPU Only
-      if: matrix.gpu == false && matrix.os == 'windows'
-      timeout-minutes: 10
-      shell: cmd
-      run: |
-        echo === Testing without GPU access (CPU only) ===
-        echo Windows CPU-only runner test successful
-        docker --version
+      - name: Check license headers (REUSE)
+        run: |
+          outputs=$(reuse lint --lines | grep -v -e "src/cuda/tile/VERSION")
+          if [ -n "$outputs" ]; then
+            echo -e "License check failed\n${outputs}"
+            exit 1
+          fi
 
+      - name: Check inline samples are up to date
+        run: python test/tools/inline_samples.py --check