chore(ci): separate build & publish and add lint #18

	name: Python

	on:
	push:
	branches:
	- main
	paths:
	- 'python/**'
	pull_request:
	branches:
	- main
	paths:
	- 'python/**'
	- ".github/workflows/python.yml"

	concurrency:
	group: ${{ github.workflow }}-${{ github.ref }}-${{ github.event_name }}
	cancel-in-progress: true

	jobs:
	test:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- name: Lint
	working-directory: python
	run: \|
	pipenv install --dev
	pipenv run flake8 databend_udf
	pipenv run black --check databend_udf
	- name: build
	working-directory: python
	run: \|
	python -m pip install build
	python -m build

	publish:
	runs-on: ubuntu-latest
	needs: test
	if: github.event_name == 'push'
	permissions:
	contents: read
	id-token: write
	environment:
	name: pypi.org
	url: https://pypi.org/p/databend-udf/
	steps:
	- uses: actions/checkout@v4
	- name: Build package
	working-directory: python
	run: \|
	python -m pip install build
	python -m build
	- uses: pypa/gh-action-pypi-publish@release/v1
	with:
	packages-dir: python/dist/
	skip-existing: true

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