Drop support for Python 3.9 (#232) #1868

	name: CI

	on:
	push:
	branches: main
	pull_request:
	branches: main
	paths-ignore:
	- ".github/workflows/*-release.yaml"
	- "asv_bench/**"
	- "doc/**"
	schedule:
	- cron: "0 0 * * *"

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

	jobs:
	test:
	name: ${{ matrix.python-version }}-build
	runs-on: ubuntu-latest
	strategy:
	matrix:
	python-version: ["3.10", "3.11", "3.12"]
	fail-fast: false
	steps:
	- uses: actions/checkout@v4
	- name: Setup Python
	uses: actions/[email protected]
	with:
	python-version: ${{ matrix.python-version }}
	architecture: x64
	- uses: actions/cache@v4
	with:
	path: ~/.cache/pip
	key: ${{ runner.os }}-pip-${{ hashFiles('**/dev-requirements.txt') }}
	restore-keys: \|
	${{ runner.os }}-pip-
	- run: \|
	python -m pip install -e .[dev]
	python -m pip list
	- name: Running Tests
	run: \|
	pytest --verbose --cov=. --cov-report=xml
	- name: Upload coverage to Codecov
	uses: codecov/[email protected]
	if: ${{ matrix.python-version }} == 3.10
	with:
	file: ./coverage.xml
	fail_ci_if_error: false

	test-upstream:
	name: ${{ matrix.python-version }}-dev-build
	runs-on: ubuntu-latest
	strategy:
	matrix:
	python-version: ["3.10", "3.11", "3.12"]
	fail-fast: false
	steps:
	- uses: actions/checkout@v4
	- name: Setup Python
	uses: actions/[email protected]
	with:
	python-version: ${{ matrix.python-version }}
	architecture: x64
	- run: \|
	python -m pip install -e .[dev]
	python -m pip install --upgrade \
	git+https://github.com/dask/dask \
	git+https://github.com/pydata/xarray
	python -m pip list
	- name: Running Tests
	run: \|
	py.test --verbose --cov=.

Provide feedback