python - Smoothing polygons in contour map? - Geographic Information Systems Stack Exchange

Here is a contour map for which all the polygons of levels are available. Let ask how to smooth the polygons keeping all vertices preserved in their exact locations? Indeed the contour is made

python - Smoothing polygons in contour map? - Geographic Information Systems Stack Exchange

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python - Smoothing polygons in contour map? - Geographic Information Systems Stack Exchange

i.stack.imgur.com/sle0F.png

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