perf: Reduce memory copy when scanning from Python objects (#20142) #495
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| name: Remote Benchmark | |
| on: | |
| workflow_dispatch: | |
| push: | |
| branches: | |
| - 'main' | |
| paths: | |
| - crates/** | |
| pull_request: | |
| types: [ labeled ] | |
| concurrency: | |
| group: ${{ github.workflow }}-${{ github.ref }} | |
| cancel-in-progress: ${{ github.event.label.name == 'needs-bench' }} | |
| env: | |
| SCALE_FACTOR: '10.0' | |
| jobs: | |
| main: | |
| if: ${{ github.ref == 'refs/heads/main' || github.event.label.name == 'needs-bench' }} | |
| runs-on: self-hosted | |
| steps: | |
| - uses: actions/checkout@v4 | |
| - name: Clone Polars-benchmark | |
| run: | | |
| git clone --depth=1 https://github.com/pola-rs/polars-benchmark.git | |
| - name: Set up Python | |
| uses: actions/setup-python@v5 | |
| with: | |
| python-version: '3.12' | |
| - name: Create virtual environment | |
| run: | | |
| curl -LsSf https://astral.sh/uv/install.sh | sh | |
| uv venv | |
| echo "$GITHUB_WORKSPACE/.venv/bin" >> $GITHUB_PATH | |
| echo "VIRTUAL_ENV=$GITHUB_WORKSPACE/.venv" >> $GITHUB_ENV | |
| - name: Install Python dependencies | |
| working-directory: py-polars | |
| run: | | |
| # Install typing-extensions separately whilst the `--extra-index-url` in `requirements-ci.txt` | |
| # doesn't have an up-to-date typing-extensions, see | |
| # https://github.com/astral-sh/uv/issues/6028#issuecomment-2287232150 | |
| uv pip install -U typing-extensions | |
| uv pip install --compile-bytecode -r requirements-dev.txt -r requirements-ci.txt --verbose | |
| - name: Install Polars-Benchmark dependencies | |
| working-directory: polars-benchmark | |
| run: | | |
| uv pip install --compile-bytecode -r requirements-polars-only.txt | |
| - name: Set up Rust | |
| run: rustup show | |
| - name: Install Polars release build | |
| env: | |
| RUSTFLAGS: -C embed-bitcode -D warnings | |
| working-directory: py-polars | |
| run: | | |
| maturin develop --release -- -C codegen-units=8 -C lto=thin -C target-cpu=native | |
| - name: Run benchmark | |
| working-directory: polars-benchmark | |
| run: | | |
| "$HOME/py-polars-cache/run-benchmarks.sh" | tee ../py-polars/benchmark-results | |
| - name: Cache the Polars build | |
| if: ${{ github.ref == 'refs/heads/main' }} | |
| working-directory: py-polars | |
| run: | | |
| "$HOME/py-polars-cache/save_benchmark_data.py" "$PWD/polars" < ./benchmark-results | |
| "$HOME/py-polars-cache/cache-build.sh" "$PWD/polars" |