How to identify the colors in the image that are repeated the most?

Question

Python

There is a picture at the input, I need to understand which colors in this picture repeat the most (10-30) colors. How to do this in the most optimized and correct way in your opinion?

Answer 1

https://stackoverflow.com/questions/2423743/detect...
https://gist.github.com/zollinger/1722663 (This one is better)