From afda7ed7d1f0fad154e1984bc6aa32980b98b368 Mon Sep 17 00:00:00 2001
From: Hui Zhang <zhtclz@foxmail.com>
Date: Wed, 28 Sep 2022 06:36:12 +0000
Subject: [PATCH] remove useless code

---
 paddlespeech/s2t/__init__.py | 1 -
 1 file changed, 1 deletion(-)

diff --git a/paddlespeech/s2t/__init__.py b/paddlespeech/s2t/__init__.py
index b67322cd..4507365d 100644
--- a/paddlespeech/s2t/__init__.py
+++ b/paddlespeech/s2t/__init__.py
@@ -166,7 +166,6 @@ def broadcast_shape(shp1, shp2):
 def masked_fill(xs: paddle.Tensor,
                 mask: paddle.Tensor,
                 value: Union[float, int]):
-    mask.stop_gradient = True
     mask = mask.astype(xs.dtype)
     return xs * (1.0 - mask) + mask * value
 
-- 
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