From 0d4fdce07f55957d2ade921dfb382c3f5ee790e8 Mon Sep 17 00:00:00 2001
From: yangyaming <mxscmxsc@gmail.com>
Date: Tue, 2 Jan 2018 15:04:01 +0800
Subject: [PATCH] Minor refinement.

---
 python/paddle/v2/fluid/layers/control_flow.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/python/paddle/v2/fluid/layers/control_flow.py b/python/paddle/v2/fluid/layers/control_flow.py
index 458ced460a0..08c52390e97 100644
--- a/python/paddle/v2/fluid/layers/control_flow.py
+++ b/python/paddle/v2/fluid/layers/control_flow.py
@@ -429,7 +429,8 @@ def lod_rank_table(x, level=0):
     Args:
         x (Variable): Input variable, a LoDTensor based which to create the lod
             rank table.
-        level (int): Specify the LoD level.
+        level (int): Specify the LoD level, on which to create the lod rank
+            table.
 
     Returns:
         Variable: The created LoDRankTable object.
-- 
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