open source proxy for geospatial data - Python 3 module

 MapProxy is an open source proxy for geospatial data. It caches, accelerates
 and transforms data from existing map services and serves any desktop or web
 GIS client.
 .
 MapProxy is a tile server (WMS-C, TMS, WMTS, KML SuperOverlays), and also a
 fully compliant WMS server supporting any WMS client (desktop and web).
 .
 This package provides the mapproxy module for Python 3.