add actions #4

	name: Build and Publish to PyPI

	on:
	push:
	branches:
	- main
	tags:
	- 'v*'

	jobs:
	build-and-publish:
	name: Build and Publish to PyPI
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v2

	- name: Set up Python
	uses: actions/setup-python@v2
	with:
	python-version: '3.8'

	- name: Install build dependencies
	run: \|
	python -m pip install --upgrade pip
	pip install setuptools wheel twine cython numpy

	- name: Build Source distribution
	run: \|
	python setup.py sdist

	- uses: actions/upload-artifact@v2
	with:
	name: sdist
	path: dist/*.tar.gz

	- name: Publish distribution to PyPI
	if: startsWith(github.ref, 'refs/tags/v')
	uses: pypa/[email protected]
	with:
	user: __token__
	password: ${{ secrets.PYPI_API_TOKEN }}
	packages_dir: dist

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