fix black formatting issue #335

	name: CI
	on:
	push:
	pull_request:
	schedule:
	- cron: '0 0 * * *' # Daily “At 00:00”
	workflow_dispatch: # allows you to trigger manually

	jobs:
	build:
	name: python-${{ matrix.python-version }}
	runs-on: ubuntu-latest
	defaults:
	run:
	shell: bash -l {0}
	strategy:
	fail-fast: false
	matrix:
	python-version: ['3.7', '3.8', '3.9', '3.10', '3.11', '3.12']
	include:
	- python-version: 3.7
	environment-file: ci/environment_py37.yaml
	- python-version: 3.8
	environment-file: ci/environment.yaml
	- python-version: 3.9
	environment-file: ci/environment.yaml
	- python-version: 3.10
	environment-file: ci/environment.yaml
	- python-version: 3.11
	environment-file: ci/environment.yaml
	- python-version: 3.12
	environment-file: ci/environment.yaml
	steps:
	- uses: actions/checkout@v2
	with:
	fetch-depth: 0 # Fetch all history for all branches and tags.

	- name: Set environment variables
	run: \|
	echo "CONDA_ENV_FILE=ci/environment.yaml" >> $GITHUB_ENV
	echo "PYTHON_VERSION=${{ matrix.python-version }}" >> $GITHUB_ENV

	- name: Set up conda environment with micromamba
	uses: mamba-org/setup-micromamba@v1
	with:
	environment-file: ${{ matrix.environment-file }}
	environment-name: esm_catalog_utils_ci
	create-args: python=${{ matrix.python-version }}

	- name: Install esm_catalog_utils
	run: \|
	python -m pip install . --no-deps
	conda list

	- name: Code Checks
	run: \|
	black --diff .
	flake8

	- name: Run Tests
	run: \|
	python -m pytest

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