refactor imports for clarity and organization; update version to 4.2.… #371

	name: ci

	on:
	push:
	pull_request:

	jobs:
	build:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v3
	- name: setup python
	uses: actions/setup-python@v3
	with:
	python-version: 3.8
	- name: setup nodejs
	uses: actions/setup-node@v3
	with:
	node-version: "16"
	- name: setup dependencies
	run: \|
	pip install poetry
	poetry lock --no-update
	poetry install
	- name: run test
	run: \|
	poetry run pytest -xs tests/
	- name: build www
	working-directory: www
	run: \|
	yarn install
	yarn build
	env:
	# so create-react-app doesn't treat warning as error.
	CI: false
	- name: build wheels
	run: poetry build
	- name: upload wheels
	uses: actions/upload-artifact@v3
	with:
	name: wheels
	path: dist
	release:
	runs-on: ubuntu-latest
	if: "startsWith(github.ref, 'refs/tags/') \|\| startsWith(github.ref, 'refs/heads/master') \|\| startswith(github.ref, 'refs/heads/dev-ci')"
	needs: [build]
	steps:
	- uses: actions/download-artifact@v3
	with:
	name: wheels
	path: dist
	- name: setup python
	uses: actions/setup-python@v3
	with:
	python-version: 3.8
	- name: pypi publish
	run: \|
	pip install twine
	twine upload --skip-existing dist/* -u $PYPI_USER -p $PYPI_PWD
	env:
	PYPI_USER: __token__
	PYPI_PWD: ${{ secrets.PYPI_TOKEN }}

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