📰 Custom Issue

Because I am hoping to add some pytest style tests in Iris (#4792, #4889), I thought I should check what is in the setUp of our IrisTest class, that these pytest tests would be missing. The only thing I found was

A documentation search on cf_profile only produces the v1.3 whatsnew. Does anyone know anything about these hooks? If we think they are useful, they should probably be better documented.