Fix action triggers. #2

	name: Python package

	on:
	push:
	branches:
	- main
	pull_request:
	workflow_dispatch:

	jobs:
	build:

	runs-on: ubuntu-latest
	strategy:
	fail-fast: false
	matrix:
	python-version: ["3.8", "3.9", "3.10"]

	steps:
	- uses: actions/checkout@v3
	- name: Set up Python ${{ matrix.python-version }}
	uses: actions/setup-python@v3
	with:
	python-version: ${{ matrix.python-version }}
	- name: Install dependencies
	run: \|
	python -m pip install --upgrade pip
	python -m pip install black pytest
	if [ -f requirements.txt ]; then grep -v picamera requirements.txt \| xargs -n 1 pip install; fi
	- name: Lint with black
	run: \|
	black --check .
	- name: Test with pytest
	run: \|
	pytest

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