Add workflow for running black #55

	name: Publish to pypi
	on: [push]

	jobs:
	pypi-publish:
	name: Upload release to PyPI
	runs-on: ubuntu-latest
	environment:
	name: pypi
	url: https://pypi.org/p/gfort2py
	permissions:
	id-token: write # IMPORTANT: this permission is mandatory for trusted publishing
	steps:
	- uses: actions/checkout@v3
	- name: Set up Python
	uses: actions/setup-python@v4
	with:
	cache: 'pip'

	- name: Install dependices
	run: \|
	sudo apt-get install gfortran-12
	python -m pip install --upgrade pip
	python3 -m pip install build wheel pytest
	pip install -r requirements.txt
	- name: Build a binary wheel and a source tarball
	run: >-
	python3 -m
	build
	--sdist
	--wheel
	--outdir dist/
	.
	- name: Test
	run: \|
	pip install dist/gfort2py*.tar.gz
	pytest

	- name: Publish package distributions to PyPI
	uses: pypa/gh-action-pypi-publish@release/v1
	if: github.event_name == 'push' && startsWith(github.ref, 'refs/tags')

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