python - Smoothing polygons in contour map? - Geographic

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 - How to Smooth a Plot in Matplotlib Without Losing Contour

PyVecContour: A Python toolkit for vectorized isosurface mapping

Creating a map with contour lines — PyGMT

How to create mountain ranges in QGIS? - Digital Geography

Smooth Line (Cartography)—ArcGIS Pro

The Shapely User Manual — Shapely 2.0.3 documentation

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

The Shapely User Manual — Shapely 2.0.3 documentation

Smooth Line Tool ArcGIS

Help Online - Quick Help - FAQ-488 How to get the polygon area

The Shapely User Manual — Shapely 2.0.3 documentation

Customize Map Extents in Python: GIS in Python