Pytest is a popular testing framework for Python, designed to make it simple and scalable to write and execute tests. It is particularly well-suited for unit testing, functional testing, and even complex integration tests, offering a combination of flexibility, ease of use, and powerful features.

Features of Pytest:

• Simple syntax for writing tests, reducing boilerplate code.
• Support for fixtures to manage test setup and teardown efficiently.
• Detailed and informative test results with built-in support for assertion introspection.
• Extensible via plugins, with a wide ecosystem of plugins available for various purposes like coverage, mocking, and benchmarking.
• Ability to discover and run tests automatically without additional configuration.
• Compatible with existing unittest and nose tests, ensuring seamless migration and integration.

To check your pytest version, run $ pytest --version in your terminal.

To execute tests with pytest, simply use $ pytest in your terminal, specifying the test file or directory as needed.

Disclaimer: Pytest is open-source software released under the MIT License. While it is free to use, users are encouraged to refer to the official documentation for understanding the latest features, best practices, and licensing terms. Pytest is provided "as is," without any warranty, express or implied.