From 8394699dbbf7b32511a72dd5f76bcdf658ab0011 Mon Sep 17 00:00:00 2001
From: Bai Yifan <bai.yf@qq.com>
Date: Fri, 30 Aug 2019 10:03:53 +0800
Subject: [PATCH] add stop_gradient in range_api, test=develop (#19484)

---
 python/paddle/fluid/layers/tensor.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/python/paddle/fluid/layers/tensor.py b/python/paddle/fluid/layers/tensor.py
index 511f000d91..b0838227f0 100644
--- a/python/paddle/fluid/layers/tensor.py
+++ b/python/paddle/fluid/layers/tensor.py
@@ -874,6 +874,7 @@ def range(start, end, step, dtype):
                 'End': end,
                 'Step': step},
         outputs={'Out': [out]})
+    out.stop_gradient = True
     return out
 
 
-- 
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