doc: Add caution block that only python==3.10 is supported to README.md. #200

	name: test-build

	on:
	push:
	branches:
	- main
	- develop
	pull_request:
	branches:
	- main
	- develop
	jobs:
	test-code:
	runs-on: ubuntu-latest
	steps:
	- name: Checkout repo
	uses: actions/checkout@v2
	- name: Set up Python 3.10
	uses: actions/setup-python@v2
	with:
	python-version: "3.10"
	- name: Install dependencies
	run: \|
	python -m pip install numpy
	python -m pip install -e ".[dev]"
	- name: Caching
	uses: actions/cache@v2
	with:
	path: $/{/{ env.pythonLocation /}/}
	key: $/{/{ env.pythonLocation /}/}-$/{/{ hashFiles('setup.py') /}/}-$/{/{ hashFiles('requirements.txt') /}/}
	- name: Run tests and get coverage
	run: \|
	python -m coverage run -m pytest tests -m "not slow"
	python -m coverage xml
	- name: Upload coverage to Codecov
	uses: codecov/codecov-action@v2
	with:
	fail_ci_if_error: true
	token: ${{ secrets.CODECOV_TOKEN }}

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