Contributions are very welcome. Tests can be run with tox. Please ensure the coverage at least stays the same before you submit a pull request.
Here's how to install pytest-mypy in development mode so you can test your changes locally:
tox --devenv venv
venv/bin/pytest --mypy test_example.py
Push a tag, and the release will be published automatically. To publish manually:
tox -e publish -- upload