Bump tornado from 6.2 to 6.3.3 #44

	# This workflow will install Python dependencies, run tests and lint with a single version of Python
	# For more information see: https://help.github.com/actions/language-and-framework-guides/using-python-with-github-actions

	name: Python application

	on:
	[push, pull_request]
	jobs:
	build:

	# We need an old Ubuntu to get Python 3.6
	runs-on: ubuntu-20.04

	steps:
	- uses: actions/checkout@v2
	- name: Set up Python 3.9
	uses: actions/setup-python@v2
	with:
	python-version: 3.9
	- name: Install dependencies
	run: \|
	python -m pip install --upgrade pip
	pip install flake8 pytest
	pip install -r requirements.txt
	- name: Lint with flake8
	run: \|
	flake8
	- name: Test with pytest
	run: \|
	pytest

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