Add type stubs #180

	name: CodSpeed benchmarks

	on:
	push:
	branches:
	- "main"
	pull_request:
	workflow_dispatch: # allows CodSpeed to trigger backtest

	permissions:
	contents: read

	env:
	UV_FROZEN: true
	UV_PYTHON: 3.13 # use the latest version of Python because it is faster

	jobs:
	benchmarks:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- uses: actions/setup-python@v5
	with:
	python-version: ${{ env.UV_PYTHON}}

	- name: Install UV.
	uses: astral-sh/setup-uv@v6
	with:
	enable-cache: true

	- name: Install python dependencies.
	run: uv sync --group testing

	- name: Install rust.
	id: rust-toolchain
	uses: dtolnay/rust-toolchain@1.76.0
	with:
	components: llvm-tools

	- name: Cache rust.
	uses: Swatinem/rust-cache@v2

	- name: Compile.
	run: uv pip install -v -e .
	env:
	RUSTFLAGS: "-Cprofile-generate=${{ github.workspace }}/profdata"

	- name: Gather PGO data.
	run: uv run pytest . --benchmark-enable

	- name: Prepare merged PGO data.
	run: rustup run 1.76.0 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 with profile.
	run: uv pip install -v -e .
	env:
	RUSTFLAGS: "-Cprofile-use=${{ github.workspace }}/merged.profdata"

	- name: Run benchmarks.
	uses: CodSpeedHQ/action@v3
	with:
	token: ${{ secrets.CODSPEED_TOKEN }}
	run: uv run --group=codspeed pytest . --codspeed -n auto

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