From a61879a8c5c114701fc7ebee59aab8214a1cbab3 Mon Sep 17 00:00:00 2001
From: minqiyang <minqiyang@baidu.com>
Date: Thu, 25 Oct 2018 19:28:46 +0800
Subject: [PATCH] Fix dist_transformer test

test=develop
---
 python/paddle/fluid/tests/unittests/dist_transformer.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/python/paddle/fluid/tests/unittests/dist_transformer.py b/python/paddle/fluid/tests/unittests/dist_transformer.py
index ab44954811..23abd7953f 100644
--- a/python/paddle/fluid/tests/unittests/dist_transformer.py
+++ b/python/paddle/fluid/tests/unittests/dist_transformer.py
@@ -1159,6 +1159,7 @@ def prepare_encoder(src_word,
             name=pos_enc_param_name,
             trainable=False,
             initializer=fluid.initializer.ConstantInitializer(0.001)))
+    str_pos_enc.stop_gradient = True
     enc_input = src_word_emb + src_pos_enc
     return layers.dropout(
         enc_input,
-- 
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