| Function | vary_by_color | Very simple static variation example |
| Function | vary_named_attribute | More sophisticated: vary a named parameter |
| Function | get_generated_test_attributes | Return the attr_name attribute from all tests in the suite |
| Class | TestTestScenarios | No class docstring; 2/4 methods documented |
| Class | PretendVaryingTest | No class docstring; 1/1 methods documented |