black

added axis test #85

	name: black

	on:
	push:
	paths:
	- '**.py'

	defaults:
	run:
	shell: bash

	jobs:
	black:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v2
	with:
	ref: ${{ github.head_ref }}
	- name: Setup Python
	uses: actions/setup-python@v2
	with:
	python-version: 3.x
	- name: Install black
	run: \|
	python -m pip install --upgrade pip
	pip install black
	- name: Run black
	run: \|
	black .
	- uses: stefanzweifel/git-auto-commit-action@v4
	with:
	commit_message: "[skip ci] Apply formatting changes"

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