Add a type check for the sheetname #228

	name: Test xlsxwriter commit

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

	jobs:
	build:

	runs-on: ubuntu-latest

	strategy:
	fail-fast: false
	matrix:
	python-version: ["pypy-3.8", "3.8", "3.9", "3.10", "3.11", "3.12"]

	steps:
	- uses: actions/checkout@v2

	- name: Set up Python ${{ matrix.python-version }}
	uses: actions/setup-python@v2
	with:
	python-version: ${{ matrix.python-version }}

	- name: Install test dependencies
	run: \|
	python -m pip install --upgrade pip
	pip install pytest flake8 black ruff

	- name: Test the code style
	run: \|
	make lint
	make test_flake8

	- name: Test with pytest
	run: \|
	pytest

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