Extend your Python package with its own database schema and automate the migration of such database schemas. ...

Build a web application using only Python without having to write CSS or Javascript yourself. ...

Write readable tests using XPath expressions, composed in Python, combined with a wrapper around Selenium WebDriver that transparently waits for JavaScript events. ...

Create a collection of interdependent test objects using Tofu's Fixture class. Use it stand-alone or together with pytest. ...

Write stub classes that notify you if the real classes they stand in for change their interface. ...