new top-level function combine_smoothed_isoband_files(), which can put all the smoothed isoband polygons back into a single Shapefile (with a field specifying the max travel time each isochrone represents).
new top-level function combine_smoothed_isoband_files(), which can put all the
smoothed isoband polygons back into a single Shapefile (with a field
specifying the max travel time each isochrone represents).

PatSunter/pyOTPA