Make the dispatch function more explicit for type checkers with @overload #130

	name: Check Formatting
	on: pull_request

	jobs:
	check:
	name: Check Formatting
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v2

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

	- name: Install Black formatter
	run: \|
	python -m pip install --upgrade pip
	pip install -v black==22.3.0

	- name: Check formatting
	run: black --check --diff --color .

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