added some initial definitions of calibration stats in `sbistats.py` #74

	name: Lint it

	on: [push, pull_request]

	jobs:
	lint:
	runs-on: ubuntu-latest

	steps:
	- name: Checkout code
	uses: actions/checkout@v2

	- name: Set up Python
	uses: actions/setup-python@v2
	with:
	python-version: 3.8

	- name: Install dependencies
	run: \|
	python -m pip install --upgrade pip
	pip install ruff

	- name: Lint code
	run: ruff check --fix

	# Add other steps as needed, such as running additional linters or formatters

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