pytest
Python testing framework that makes it easy to write small, readable tests
Visit docs.pytest.org FreeOpen source
pytest is the most widely used Python testing framework. It discovers tests automatically, uses plain assert statements with detailed failure output, and provides fixtures and a rich plugin ecosystem.
Key features
- Plain assert with detailed introspection
- Powerful fixtures
- Parametrized tests
- 1,000+ plugins
Try it on DevTools Daily
Similar tools
Jest
Delightful JavaScript testing framework with a focus on simplicity
Playwright
Reliable end-to-end testing and browser automation for modern web apps
Vitest
Next-generation testing framework powered by Vite
Cypress
JavaScript end-to-end and component testing that runs in the browser
Faker
Generate massive amounts of realistic fake data for testing and development
Grafana k6
Developer-centric load testing with tests written in JavaScript
