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Finding Differences in Images with Python and Pillow

Finding Differences in Images with Python and Pillow

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Mike Driscoll
May 20, 2025
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The Python Papers
The Python Papers
Finding Differences in Images with Python and Pillow
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There are times when you might want or need to know if an image has changed. For example, you might need to write a test that checks if your application draws something the same way every time. One way to check that would be to take a known good output and verify that the output of your application doesn't change when new features are added or the code …

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