Check for some issues like empty input, recoverable exceptions, etc

server/lib/python/cartodb_services/cartodb_services/tools/coordinates.py

@@ -17,3 +17,5 @@ class Coordinate:
     def to_json(self):
         return "{{\"lon\": {0},\"lat\": {1}}}".format(self._longitude,
                                                       self._latitude)
+    def __str__(self):
+        return "{0}, {1}".format(self._longitude, self._latitude)

server/lib/python/cartodb_services/cartodb_services/tools/polyline.py

@@ -11,14 +11,11 @@ class PolyLine:
         for chunk in chunks:
             coordinate = self._process_chunk(chunk)
             coordinate /= 1e5
-            print coordinate
             if len(coordinates) > 1:
                 # We have to sum the previous with the offset in this chunk
                 coordinate += coordinates[-2]
             coordinates.append(round(coordinate, 5))
 
-        print coordinates
-
         return zip(coordinates, coordinates[1:])[::2]
 
     def _extract_chunks(self, data):