The pytest framework makes it easy to write small, readable tests, and can scale to support complex functional testing for applications and libraries. PyPI package name: pytest

How to invoke pytest Specifying which tests to run Getting help on version, option names, environment variables Profiling test execution duration Managing loading of plugins Other ways of calling pytest …

pytest discovers all tests following its Conventions for Python test discovery, so it finds both test_ prefixed functions. There is no need to subclass anything, but make sure to prefix your class with …

Full pytest documentation ¶ Download latest version as PDF Start here ¶ Get Started Install pytest Create your first test Run multiple tests Assert that a certain exception is raised Group multiple tests …

How-to guides Core pytest functionality ¶ How to invoke pytest How to write and report assertions in tests How to use fixtures How to mark test functions with attributes How to parametrize fixtures and …

pytest and other test systems ¶ How to use pytest with an existing test suite How to use unittest -based tests with pytest How to implement xunit-style set-up

How to write and report assertions in tests for basic assertion examples Fixtures for basic fixture/setup examples How to parametrize fixtures and test functions for basic test function parametrization How …

Calling pytest.main() will result in importing your tests and any modules that they import. Due to the caching mechanism of python’s import system, making subsequent calls to pytest.main() from the …

In general, pytest is invoked with the command pytest (see below for other ways to invoke pytest). This will execute all tests in all files whose names follow the form test_*.py or \*_test.py in the current …

In general, pytest is invoked with the command pytest (see below for other ways to invoke pytest). This will execute all tests in all files whose names follow the form test_*.py or \*_test.py in the current …