Fix#32

routingpy/isochrone.py

@@ -64,9 +64,13 @@ def __init__(self, geometry=None, interval=None, center=None):
     @property
     def geometry(self):
         """
-        The geometry of the isochrone as [[lon1, lat1], [lon2, lat2], ...] list.
+        The geometry of the isochrone as [[[lon1, lat1], [lon2, lat2], ...]] list.
 
         :rtype: list or None
+
+        .. note::
+           Since it's not known whether providers' responses adhere to OGC standards, caution is advised with regard
+           to possible orientation issues of Polygons.
         """
         return self._geometry
 

routingpy/routers/graphhopper.py

@@ -509,7 +509,7 @@ def _parse_isochrone_json(response, type, max_range, buckets, center):
             isochrones.append(
                 Isochrone(
                     geometry=[
-                        l[:2] for l in polygon["geometry"]["coordinates"][0]  # noqa: E741
+                        [l[:2] for l in polygon["geometry"]["coordinates"][0]]  # noqa: E741
                     ],  # takes in elevation for some reason
                     interval=int(max_range * ((polygon["properties"]["bucket"] + 1) / buckets)),
                     center=center,

routingpy/routers/mapbox_osrm.py

@@ -430,7 +430,7 @@ def _parse_isochrone_json(response, intervals, locations):
         return Isochrones(
             [
                 Isochrone(
-                    geometry=isochrone["geometry"]["coordinates"],
+                    geometry=[isochrone["geometry"]["coordinates"]],
                     interval=intervals[idx],
                     center=locations,
                 )

routingpy/routers/openrouteservice.py

@@ -475,7 +475,7 @@ def _parse_isochrone_json(response):
         for idx, isochrone in enumerate(response["features"]):
             isochrones.append(
                 Isochrone(
-                    geometry=isochrone["geometry"]["coordinates"][0],
+                    geometry=isochrone["geometry"]["coordinates"],
                     interval=isochrone["properties"]["value"],
                     center=isochrone["properties"]["center"],
                 )

routingpy/routers/valhalla.py

@@ -426,7 +426,7 @@ def _parse_isochrone_json(response, intervals, locations):
             if feature["geometry"]["type"] in ("LineString", "Polygon"):
                 isochrones.append(
                     Isochrone(
-                        geometry=feature["geometry"]["coordinates"],
+                        geometry=[feature["geometry"]["coordinates"]],
                         interval=intervals[idx],
                         center=locations,
                     )