Bump actions/cache from 3 to 4 #263

	name: pytest
	on:
	push:
	pull_request:
	types: [opened, synchronize, reopened, ready_for_review]
	paths:
	- 'weldx_widgets/**'
	- '.github/workflows/pytest.yml'

	jobs:
	pytest:
	name: pytest
	runs-on: ${{ matrix.os }}
	strategy:
	fail-fast: false
	matrix:
	os: [ubuntu-latest]
	py: ['3.9', '3.10', '3.11']
	weldx_version: ['weldx']
	include:
	- os: ubuntu-latest
	py: '3.10'
	weldx_version: 'git+https://github.com/BAMWelDX/weldx.git'
	env:
	WELDX_VERSION: ${{ matrix.weldx_version }}

	steps:
	- uses: actions/checkout@v4
	with:
	fetch-depth: 0 # Fetch all history for all tags and branches
	- uses: actions/setup-python@v5
	with:
	python-version: ${{ matrix.py }}

	- uses: actions/cache@v4
	with:
	path: ~/.cache/pip
	key: ${{ runner.os }}-pip-${{ hashFiles('setup.cfg') }}
	restore-keys: \|
	${{ runner.os }}-pip-

	- name: pip installs
	run: \|
	pip install wheel
	pip install $WELDX_VERSION
	pip install -e .[test]

	- name: run pytest
	run: \|
	pytest --no-cov-on-fail

	- name: coverage xml (combination is performed by pytest-cov)
	run: coverage xml

	- name: codecov.io
	uses: codecov/[email protected]

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