REFAC: big refactoring

scenes/indexation.py

@@ -88,7 +88,7 @@ class Index:
                 if poly_overlap(poly_layer_wgs84, bbox_wgs84_geom) > 0:
                     filtered_indices.append(i)
             return filtered_indices
-        return results_indices
+        return list(results_indices)
 
     def find(self, vector_or_bbox, date_min=None, date_max=None):
         """

scenes/spatial.py

@@ -124,6 +124,7 @@ class BoundingBox:
     """
     The bounding box class
     """
+
     def __init__(self, xmin, xmax, ymin, ymax):
         """
         Args:
@@ -163,8 +164,8 @@ class BoundingBox:
         Returns: an OGR Geometry from the bounding box
 
         """
-        coords = (self.xmin, self.ymin), \
-                 (self.xmax, self.ymin), \
-                 (self.xmax, self.ymax), \
-                 (self.xmin, self.ymax)
+        coords = [[self.xmin, self.ymin],
+                  [self.xmax, self.ymin],
+                  [self.xmax, self.ymax],
+                  [self.xmin, self.ymax]]
         return coords2poly(coords)

scenes/vector.py

@@ -88,4 +88,4 @@ def reproject_ogr_layer(layer, epsg=4326):
     # apply transformation
     poly = poly_union(layer)
     poly.Transform(transform)
-    return ogr.CreateGeometryFromWkb(poly.ExportToWkb())
+    return poly