In this tutorial, you'll learn how to use the Python mock object library, unittest.mock, to create and use mock objects to improve your tests. Obstacles like complex logic and unpredictable dependencies make writing valuable tests difficult, but unittest.mock can help you overcome these obstacles.

Simon & Garfunkel wrote the playbook. Well, at least the Bookends.

Today I learned how to use named tuples to improve readability and flexibility of test parametrisations in pytest.