Apply black formatting. (#855) #2525

	name: show_new_templates

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

	jobs:
	build:
	runs-on: ubuntu-latest
	timeout-minutes: 60
	steps:
	- uses: actions/checkout@v2
	- name: Set up Python 3.7
	uses: actions/setup-python@v2
	with:
	python-version: '3.7'
	- name: Install dependencies
	run: \|
	python -m pip install --upgrade pip
	pip install .
	pip install black isort flake8
	- id: files
	uses: jitterbit/get-changed-files@v1
	continue-on-error: true
	- name: Prompt outputs
	run: \|
	for changed_file in ${{ steps.files.outputs.all }}; do
	python test/show_templates.py ${changed_file}
	done

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