def url(self, name):
        """
        Ask blobstore api for an url to directly serve the file
        """
        key = blobstore.create_gs_key('/gs' + name)
        return images.get_serving_url(key)
def url ( self , name ) : key = blobstore . create_gs_key ( '/gs' + name ) return images . get_serving_url ( key )
Ask blobstore api for an url to directly serve the file