Fix multi file reading where columns are missing in some files #184

	name: "Build and test"
	on:
	pull_request:
	types: [opened, synchronize, reopened, ready_for_review]
	branches:
	- main
	workflow_dispatch:
	jobs:
	qa:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- uses: actions/setup-python@v4
	with:
	python-version: "3.11"
	- uses: pre-commit/[email protected]
	test:
	needs: qa
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- uses: actions/setup-python@v4
	with:
	python-version: "3.11"
	- run: pip install -r requirements-dev.txt
	- run: pytest tests --benchmark-json output.json
	- name: Store benchmark result
	uses: benchmark-action/github-action-benchmark@v1
	with:
	name: Python Benchmark with pytest-benchmark
	tool: 'pytest'
	output-file-path: output.json
	# Use personal access token instead of GITHUB_TOKEN due to https://github.community/t/github-action-not-triggering-gh-pages-upon-push/16096
	github-token: ${{ secrets.GITHUB_TOKEN }}
	# Show alert with commit comment on detecting possible performance regression
	alert-threshold: '110%'
	comment-on-alert: true
	# Enable Job Summary for PRs
	summary-always: true
	- run: pip install nbmake
	- run: pip install .
	- run: pytest --nbmake docs/source/examples/*ipynb

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