Improve error message for image_comparison decorator. #8096
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The name of the test is already reported by pytest; the mismatching number of images is more useful. If a non-callable is passed to the decorator the test will fail normally and be reported as such by pytest; no need to check for it.
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The name of the test is already reported by pytest; the mismatching
number of images is more useful.
If a non-callable is passed to the decorator the test will fail
normally and be reported as such by pytest; no need to check for it.