Update black Python version #122

	name: Test

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

	jobs:
	build:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v2
	- name: Set up Python
	uses: actions/setup-python@v2
	with:
	python-version: '3.9' # Same as used in AWS Lambda
	- name: Install dependencies
	working-directory: ./discord_handler
	run: \|
	python -m pip install --upgrade pip
	pip install -r requirements.txt
	pip install -r dev_requirements.txt
	- name: Run tests
	working-directory: ./discord_handler
	run: \|
	python -m unittest discover -v

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