perf: Use two-pass algorithm for csv to ensure correctness and SIMDize more ~17%
#5606
Workflow file for this run
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| name: Code coverage | |
| on: | |
| pull_request: | |
| paths: | |
| - '**.rs' | |
| - '**.py' | |
| - .github/workflows/test-coverage.yml | |
| push: | |
| branches: | |
| - main | |
| paths: | |
| - '**.rs' | |
| - '**.py' | |
| - .github/workflows/test-coverage.yml | |
| concurrency: | |
| group: ${{ github.workflow }}-${{ github.ref }} | |
| cancel-in-progress: true | |
| defaults: | |
| run: | |
| shell: bash | |
| env: | |
| RUSTFLAGS: '-C instrument-coverage --cfg=coverage --cfg=coverage_nightly --cfg=trybuild_no_target' | |
| RUST_BACKTRACE: 1 | |
| LLVM_PROFILE_FILE: ${{ github.workspace }}/target/polars-%p-%3m.profraw | |
| CARGO_LLVM_COV: 1 | |
| CARGO_LLVM_COV_SHOW_ENV: 1 | |
| CARGO_LLVM_COV_TARGET_DIR: ${{ github.workspace }}/target | |
| jobs: | |
| coverage-rust: | |
| # Running under ubuntu doesn't seem to work: | |
| # https://github.com/pola-rs/polars/issues/14255 | |
| # Pinned on macos-13 because latest does not work: | |
| # https://github.com/pola-rs/polars/issues/15917 | |
| runs-on: macos-13 | |
| steps: | |
| - uses: actions/checkout@v4 | |
| - name: Set up Rust | |
| run: rustup component add llvm-tools-preview | |
| - name: Install cargo-llvm-cov | |
| uses: taiki-e/install-action@cargo-llvm-cov | |
| - name: Cache Rust | |
| uses: Swatinem/rust-cache@v2 | |
| with: | |
| save-if: ${{ github.ref_name == 'main' }} | |
| - name: Prepare coverage | |
| run: cargo llvm-cov clean --workspace | |
| - name: Run tests | |
| run: > | |
| cargo test --all-features | |
| -p polars-arrow | |
| -p polars-compute | |
| -p polars-core | |
| -p polars-io | |
| -p polars-lazy | |
| -p polars-ops | |
| -p polars-parquet | |
| -p polars-plan | |
| -p polars-row | |
| -p polars-sql | |
| -p polars-time | |
| -p polars-utils | |
| - name: Run integration tests | |
| run: cargo test --all-features -p polars --test it | |
| - name: Report coverage | |
| run: cargo llvm-cov report --lcov --output-path coverage-rust.lcov | |
| - name: Upload coverage report | |
| uses: actions/upload-artifact@v4 | |
| with: | |
| name: coverage-rust | |
| path: coverage-rust.lcov | |
| coverage-python: | |
| # Running under ubuntu doesn't seem to work: | |
| # https://github.com/pola-rs/polars/issues/14255 | |
| runs-on: macos-13 | |
| steps: | |
| - uses: actions/checkout@v4 | |
| - name: Set up Python | |
| uses: actions/setup-python@v5 | |
| with: | |
| python-version: '3.12' | |
| - name: Create virtual environment | |
| run: | | |
| curl -LsSf https://astral.sh/uv/install.sh | sh | |
| uv venv | |
| echo "$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: Set up Rust | |
| run: rustup component add llvm-tools-preview | |
| - name: Install cargo-llvm-cov | |
| uses: taiki-e/install-action@cargo-llvm-cov | |
| - name: Cache Rust | |
| uses: Swatinem/rust-cache@v2 | |
| with: | |
| save-if: ${{ github.ref_name == 'main' }} | |
| - name: Prepare coverage | |
| run: cargo llvm-cov clean --workspace | |
| - name: Install Polars | |
| run: maturin develop -m py-polars/Cargo.toml | |
| - name: Run Python tests | |
| working-directory: py-polars | |
| run: > | |
| pytest | |
| -n auto --dist loadgroup | |
| -m "not release and not benchmark and not docs" | |
| -k 'not test_polars_import' | |
| --cov --cov-report xml:main.xml | |
| - name: Run Python tests - async reader | |
| working-directory: py-polars | |
| env: | |
| POLARS_FORCE_ASYNC: 1 | |
| run: > | |
| pytest tests/unit/io/ | |
| -n auto --dist loadgroup | |
| -m "not release and not benchmark and not docs" | |
| --cov --cov-report xml:async.xml --cov-fail-under=0 | |
| - name: Report Rust coverage | |
| run: cargo llvm-cov report --lcov --output-path coverage-python.lcov | |
| - name: Upload coverage reports | |
| uses: actions/upload-artifact@v4 | |
| with: | |
| name: coverage-python | |
| path: | | |
| coverage-python.lcov | |
| py-polars/main.xml | |
| py-polars/async.xml | |
| upload-coverage: | |
| needs: [coverage-rust, coverage-python] | |
| runs-on: ubuntu-latest | |
| steps: | |
| # Needed to fetch the Codecov config file | |
| - uses: actions/checkout@v4 | |
| - name: Download coverage reports | |
| uses: actions/download-artifact@v4 | |
| with: | |
| merge-multiple: true | |
| - name: Upload coverage reports | |
| uses: codecov/codecov-action@v4 | |
| with: | |
| token: ${{ secrets.CODECOV_TOKEN }} | |
| files: coverage-rust.lcov,coverage-python.lcov,py-polars/main.xml,py-polars/async.xml | |
| root_dir: ${{ github.workspace }} |