def delete_serving_url(blob_key, rpc=None):
 rpc = delete_serving_url_async(blob_key, rpc)
 rpc.get_result()

def delete_serving_url ( blob_key , rpc = None ) : rpc = delete_serving_url_async ( blob_key , rpc ) rpc . get_result ( )
delete a serving url that was created for a blob_key using get_serving_url .