fix: guard tau-EM against degenerate pairs (fall back to independence) #356

	name: CI

	on:
	push:
	branches: [main]
	pull_request:

	concurrency:
	group: ${{ github.workflow }}-${{ github.ref }}
	cancel-in-progress: true

	jobs:
	lint:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- uses: astral-sh/ruff-action@v3

	test:
	runs-on: ubuntu-latest
	strategy:
	fail-fast: false
	matrix:
	python-version: ["3.10", "3.11", "3.12"]
	steps:
	- uses: actions/checkout@v4
	with:
	fetch-depth: 0 # hatch-vcs needs full history for the version
	- uses: actions/setup-python@v5
	with:
	python-version: ${{ matrix.python-version }}
	- name: Install (with dev extras)
	run: \|
	python -m pip install --upgrade pip
	pip install -e ".[dev]"
	- name: Run tests
	run: pytest --cov=dialect --cov-report=xml
	- name: Upload coverage
	if: matrix.python-version == '3.12'
	uses: codecov/codecov-action@v4
	with:
	token: ${{ secrets.CODECOV_TOKEN }}
	continue-on-error: true

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