Remove support for Python 3.7 #42

	name: CI

	on:
	push:
	branches: [ main ]
	pull_request:
	branches: [ main ]

	jobs:
	build:
	strategy:
	matrix:
	python_version: ["3.8", "3.9", "3.10", "3.11"]
	runs-on: "ubuntu-latest"
	steps:
	- uses: actions/checkout@v2
	- name: Set up Python ${{ matrix.python_version }}
	uses: actions/setup-python@v2
	with:
	python-version: ${{ matrix.python_version }}
	- name: Install dependencies
	run: \|
	python -m pip install --upgrade pip
	pip install tox
	- name: Run tox
	run: tox -e py$(sed 's/\.//' ${{ matrix.python_version }})

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