diff --git a/demo/mnist/api_train_v2.py b/demo/mnist/api_train_v2.py
index 47584f33800b3045d39293fc7c32b9d1875ce15f..59486ed1b3ba494a20b06b7ef7027fc3e86c043c 100644
--- a/demo/mnist/api_train_v2.py
+++ b/demo/mnist/api_train_v2.py
@@ -26,7 +26,6 @@ def main():
     cost = paddle.layer.classification_cost(input=inference, label=label)
 
     topology = paddle.layer.parse_network(cost)
-    print topology
     parameters = paddle.parameters.create(topology)
     for param_name in parameters.keys():
         array = parameters.get(param_name)