chore: release 3.12.0 #556

	name: Build
	on:
	pull_request:
	branches:
	- main
	push:
	branches:
	- main

	jobs:
	build:
	runs-on: ubuntu-20.04
	strategy:
	matrix:
	python-version:
	- '3.6'
	- '3.7'
	- '3.8'
	- 'pypy-3.8'
	- '3.9'
	- '3.10'
	- '3.11'
	name: Build with Python ${{ matrix.python-version }}
	steps:
	- name: Checkout
	uses: actions/checkout@v2
	- name: Set up Python ${{ matrix.python-version }}
	uses: actions/setup-python@v2
	with:
	python-version: ${{ matrix.python-version }}
	- name: Install dependencies
	run: \|
	python -m pip install --upgrade pip
	python -m pip install -e .[gh]
	- name: Test with tox
	run: tox
	coverage:
	name: Coverage report
	runs-on: ubuntu-20.04
	steps:
	- name: Checkout
	uses: actions/checkout@v2
	- name: Set up Python 3.6
	uses: actions/setup-python@v2
	with:
	python-version: '3.6'
	- name: Install dependencies
	run: \|
	python -m pip install --upgrade pip
	python -m pip install -e .[coveralls]
	- name: Send coverage report to Coveralls
	env:
	GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
	run: \|
	tox -e coverage
	coveralls --service=github

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