Fix json tree. #409

	name: Test

	on: [push, pull_request]

	jobs:
	test:

	runs-on: ubuntu-latest
	strategy:
	max-parallel: 4
	matrix:
	python-version: [3.7, 3.9, '3.10']

	steps:
	- uses: actions/checkout@v3
	- name: Set up Python ${{ matrix.python-version }}
	uses: actions/setup-python@v4
	with:
	python-version: ${{ matrix.python-version }}
	- name: Install dependencies
	run: \|
	python -m pip install --upgrade pip
	pip install -r requirements.txt
	- name: Test
	run: \|
	python -m unittest

	release:
	needs: [test]
	runs-on: ubuntu-latest
	if: startsWith(github.ref, 'refs/tags')

	steps:
	- name: Checkout
	uses: actions/checkout@v3
	- name: Set up Python 3.9
	uses: actions/setup-python@v4
	with:
	python-version: 3.9
	- name: Install pypa/build
	run: \|
	python -m pip install build --user
	- name: Build a binary wheel and a source tarball
	run: \|
	git clean -dfx
	python -m build
	- name: Publish distribution 📦 to PyPI
	uses: pypa/gh-action-pypi-publish@master
	with:
	skip_existing: true
	password: ${{ secrets.pypi_password }}

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