From 8a77e76a11e4257212d2d9f3ad3ff78e4fc78336 Mon Sep 17 00:00:00 2001
From: DannyIsFunny <912790387@qq.com>
Date: Mon, 29 Jun 2020 15:11:57 +0000
Subject: [PATCH] test=develop

---
 doc/fluid/api_cn/layers_cn/read_file_cn.rst | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/doc/fluid/api_cn/layers_cn/read_file_cn.rst b/doc/fluid/api_cn/layers_cn/read_file_cn.rst
index 688a52d35..c84f1d97c 100644
--- a/doc/fluid/api_cn/layers_cn/read_file_cn.rst
+++ b/doc/fluid/api_cn/layers_cn/read_file_cn.rst
@@ -27,8 +27,7 @@ reader是一个Variable，它可以是由函数fluid.layers.py_reader()生成的
                                     shapes=[(-1, 1, 28, 28), (-1, 1)],
                                     dtypes=['float32', 'int64'])
     image, label = fluid.layers.read_file(reader)
-    data_file = fluid.layers.double_buffer(
-        fluid.layers.batch(data_file, batch_size=64))
+    data_file = fluid.layers.double_buffer(reader)
     input, label = fluid.layers.read_file(data_file)
 
 
-- 
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