Chapter 6Markers
In pytest, markers are a way to tell pytest there’s something special about a particular test. You can think of them like tags or labels. If some tests are slow, you can mark them with @pytest.mark.slow and have pytest skip those tests when you’re in a hurry. You can pick a handful of tests out of a test suite and mark them with @pytest.mark.smoke and run those as the first stage of a testing pipeline in a continuous integration system. Really, for any reason you might have for separating out some tests, you can use markers.
pytest includes a handful of builtin markers that modify the behavior of how tests are run. We’ve used one already, @pytest.mark.parametrize, in Parametrizing Functions. In addition to the custom tag-like ...
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