fix: Fix TableSet.print_structure for nested tablesets, #765 #137

	name: CI
	on: [push, pull_request]
	jobs:
	build:
	if: github.event_name == 'push' \|\| github.event.pull_request.head.repo.full_name != github.repository
	runs-on: ${{ matrix.os }}
	strategy:
	matrix:
	os: [macos-latest, windows-latest, ubuntu-latest]
	python-version: [3.7, 3.8, 3.9, '3.10', '3.11', pypy-3.7]
	exclude:
	- os: windows-latest
	python-version: 3.7
	- os: windows-latest
	python-version: pypy-3.7
	steps:
	- if: matrix.os == 'ubuntu-latest'
	name: Install UTF-8 locales and lxml requirements
	run: \|
	sudo apt install libxml2-dev libxslt-dev
	sudo locale-gen de_DE.UTF-8
	sudo locale-gen en_US.UTF-8
	sudo locale-gen ko_KR.UTF-8
	sudo update-locale
	- uses: actions/checkout@v3
	- uses: actions/setup-python@v4
	with:
	python-version: ${{ matrix.python-version }}
	cache: pip
	cache-dependency-path: setup.py
	- run: pip install .[test] coveralls
	- env:
	LANG: en_US.UTF-8
	PYTHONIOENCODING: utf-8
	PYTHONUTF8: 1
	run: pytest --cov agate
	- run: python charts.py
	- env:
	GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
	run: coveralls --service=github

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