return error instead of panic #19

	on:
	push:
	branches:
	- main
	tags:
	- 'v..*'
	pull_request: {}
	env:
	COLUMNS: 150

	jobs:

	build:
	strategy:
	fail-fast: false
	matrix:
	python-version:
	- '3.8'
	- '3.9'
	- '3.10'
	- '3.11'
	- '3.12'
	- '3.13'
	runs-on: windows-latest

	steps:
	- uses: actions/checkout@v4

	- name: install rust stable
	uses: dtolnay/rust-toolchain@stable

	- name: cache rust
	uses: Swatinem/rust-cache@v2
	with:
	key: test-v0

	- name: set up python
	uses: actions/setup-python@v5
	with:
	python-version: ${{ matrix.python-version }}

	- name: build wheels
	uses: PyO3/maturin-action@v1
	with:
	target: ${{ matrix.target }}
	args: --release --out dist --interpreter ${{ matrix.python-version \|\| '3.8 3.9 3.10 3.11 3.12 pypy3.9 pypy3.10' }}
	rust-toolchain: stable
	docker-options: -e CI

	- uses: actions/upload-artifact@v4
	with:
	name: pypi_files_${{ matrix.python-version }}
	path: dist



	release:
	needs: [build]
	if: success() && startsWith(github.ref, 'refs/tags/')
	runs-on: ubuntu-latest
	permissions:
	id-token: write
	contents: write
	steps:
	- uses: actions/checkout@v4

	- name: set up python
	uses: actions/setup-python@v5
	with:
	python-version: '3.10'

	- run: pip install -U twine


	- name: get dist artifacts
	uses: actions/download-artifact@v4
	with:
	pattern: pypi_files_*
	merge-multiple: true
	path: dist

	- run: twine check --strict dist/*

	- name: Release PyPI
	uses: pypa/gh-action-pypi-publish@release/v1

	- name: Release GitHub
	uses: softprops/action-gh-release@v1
	with:
	files: \|
	dist/*
	env:
	GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

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