From 9c4deedbc2ec96aaff0af9fcef646731d41206e9 Mon Sep 17 00:00:00 2001
From: mapingshuo <mps2012@yeah.net>
Date: Thu, 6 Feb 2020 10:16:36 +0800
Subject: [PATCH] update readme of imdb training demo (#22455)

* update readme

* test=develop
---
 paddle/fluid/train/imdb_demo/README.md | 20 +++++++++++++++++++-
 1 file changed, 19 insertions(+), 1 deletion(-)

diff --git a/paddle/fluid/train/imdb_demo/README.md b/paddle/fluid/train/imdb_demo/README.md
index 3c75a4744a..ecc985e13f 100644
--- a/paddle/fluid/train/imdb_demo/README.md
+++ b/paddle/fluid/train/imdb_demo/README.md
@@ -4,6 +4,24 @@ What is C++ inference API and how to install it:
 
 see: [PaddlePaddle Fluid 提供了 C++ API 来支持模型的部署上线](https://paddlepaddle.org.cn/documentation/docs/zh/1.5/advanced_usage/deploy/inference/index_cn.html)
 
+After downloading the source code of Paddle, you can build your own inference lib:
+
+```shell
+PADDLE_ROOT=./Paddle
+cd Paddle
+mkdir build
+cd build
+cmake -DFLUID_INFERENCE_INSTALL_DIR=$PADDLE_ROOT \
+      -DCMAKE_BUILD_TYPE=Release \
+      -DWITH_PYTHON=OFF \
+      -DWITH_MKL=OFF \
+      -DWITH_GPU=OFF  \
+      -DON_INFER=ON \
+      ..
+make
+make inference_lib_dist
+```
+
 ## IMDB task
 
 see: [IMDB Dataset of 50K Movie Reviews | Kaggle](https://www.kaggle.com/lakshmi25npathi/imdb-dataset-of-50k-movie-reviews)
@@ -22,7 +40,7 @@ see: [IMDB Dataset of 50K Movie Reviews | Kaggle](https://www.kaggle.com/lakshmi
     mkdir build
     cd build
     rm -rf *
-    PADDLE_LIB=path/to/your/fluid_inference_install_dir/
+    PADDLE_LIB=path/to/Paddle/build/fluid_install_dir
     cmake .. -DPADDLE_LIB=$PADDLE_LIB  -DWITH_MKLDNN=OFF -DWITH_MKL=OFF
     make
 ```
-- 
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