fix performance regression for JSON tagged union #3943
Workflow file for this run
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| name: codspeed | |
| on: | |
| push: | |
| branches: | |
| - main | |
| pull_request: | |
| # `workflow_dispatch` allows CodSpeed to trigger backtest | |
| # performance analysis in order to generate initial data. | |
| workflow_dispatch: | |
| env: | |
| UV_FROZEN: true | |
| UV_PYTHON: 3.13 | |
| jobs: | |
| benchmarks: | |
| runs-on: ubuntu-22.04 | |
| steps: | |
| - uses: actions/checkout@v4 | |
| # Using this action is still necessary for CodSpeed to work: | |
| - uses: actions/setup-python@v5 | |
| with: | |
| python-version: ${{ env.UV_PYTHON}} | |
| - name: install uv | |
| uses: astral-sh/setup-uv@v3 | |
| with: | |
| enable-cache: true | |
| - name: install deps | |
| run: | | |
| uv sync --group testing | |
| uv pip uninstall pytest-speed | |
| uv pip install pytest-benchmark==4.0.0 pytest-codspeed | |
| - name: install rust stable | |
| id: rust-toolchain | |
| uses: dtolnay/rust-toolchain@stable | |
| with: | |
| components: llvm-tools | |
| - name: cache rust | |
| uses: Swatinem/rust-cache@v2 | |
| - name: Compile pydantic-core for profiling | |
| run: make build-profiling | |
| env: | |
| CONST_RANDOM_SEED: 0 # Fix the compile time RNG seed | |
| RUSTFLAGS: "-Cprofile-generate=${{ github.workspace }}/profdata" | |
| - name: Gather pgo data | |
| run: uv run pytest tests/benchmarks | |
| - name: Prepare merged pgo data | |
| run: rustup run stable bash -c '$RUSTUP_HOME/toolchains/$RUSTUP_TOOLCHAIN/lib/rustlib/x86_64-unknown-linux-gnu/bin/llvm-profdata merge -o ${{ github.workspace }}/merged.profdata ${{ github.workspace }}/profdata' | |
| - name: Compile pydantic-core for benchmarking | |
| run: make build-profiling | |
| env: | |
| CONST_RANDOM_SEED: 0 # Fix the compile time RNG seed | |
| RUSTFLAGS: "-Cprofile-use=${{ github.workspace }}/merged.profdata" | |
| - name: Run CodSpeed benchmarks | |
| uses: CodSpeedHQ/action@v3 | |
| with: | |
| run: uv run pytest tests/benchmarks/ --codspeed |