Minor bug fixes in new util examples

PythonAPI/util/extract_spawn_points.py

@@ -35,10 +35,10 @@ def extract(args):
             logging.info('Please add some Vehicle Spawn Point to your UE4 scene.')
             sys.exit(1)
         spawn_points = _map.get_spawn_points()
-        with open(args.output_dir+"/spawn_points.csv", "w", encoding='utf8') as file:
+        with open(args.output_dir + "/spawn_points.csv", "w", encoding='utf8') as file:
             index = 0
             for index, spawn_point in enumerate(spawn_points):
-                file.write(f'{index},{spawn_point.location.x},{spawn_point.location.y}\n')
+                file.write(f'{index},{spawn_point.location.x},{spawn_point.location.y},{spawn_point.location.z}\n')
 
     finally:
         world = None

PythonAPI/util/osm_to_xodr.py

@@ -75,15 +75,15 @@ def main():
         help='width of each road lane in meters')
     argparser.add_argument(
         '--traffic-lights',
-        default='store_true',
+        action='store_true',
         help='enable traffic light generation from OSM data')
     argparser.add_argument(
         '--all-junctions-lights',
-        default='store_true',
+        action='store_true',
         help='set traffic lights for all junctions')
     argparser.add_argument(
         '--center-map',
-        default='store_true',
+        action='store_true',
         help='set center of map to the origin coordinates')
 
     if len(sys.argv) < 2: