Add MariaDB Support #554

	name: fmt

	on:
	push:
	branches:
	- main
	pull_request:
	branches:
	- main

	jobs:
	fmt:
	runs-on: ubuntu-latest

	steps:
	- name: Checkout
	uses: actions/checkout@v1

	- name: set up python
	uses: actions/setup-python@v2
	with:
	python-version: '3.9'

	- name: Install poetry
	env:
	POETRY_VERSION: "1.7.1"
	run: \|
	curl -sSL https://install.python-poetry.org \| python -
	poetry config virtualenvs.create false

	- name: Cache dependencies
	id: cache-poetry-deps
	uses: actions/cache@v2
	with:
	path: ${{ env.pythonLocation }}
	key: ${{ runner.os }}-${{ env.pythonLocation }}-${{ hashFiles('poetry.lock') }}-fmt

	- name: Install dependencies
	if: steps.cache-poetry-deps.outputs.cache-hit != 'true'
	run: poetry install --extras "psycopg2 pymssql" # install mypy extras

	- name: mypy
	run: poetry run mypy --config-file mypy.ini .

	- name: test annotations
	run: poetry run mypy --config-file mypy.ini tests/annotation_tests.py

	- name: isort
	run: poetry run isort --check .

	- name: black
	run: poetry run black --check .

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