From 484b932772600b15da3e83f5cc73008135fb11ce Mon Sep 17 00:00:00 2001
From: x54-729 <17307130121@fudan.edu.cn>
Date: Sun, 8 May 2022 12:56:10 +0000
Subject: [PATCH] =?UTF-8?q?=E5=88=A0=E9=99=A4PaddleDriver.zero=5Fgrad?=
 =?UTF-8?q?=E5=AF=B9set=5Fto=5Fnone=E7=9A=84warning?=
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---
 fastNLP/core/drivers/paddle_driver/paddle_driver.py | 2 --
 1 file changed, 2 deletions(-)

diff --git a/fastNLP/core/drivers/paddle_driver/paddle_driver.py b/fastNLP/core/drivers/paddle_driver/paddle_driver.py
index 6de9579b..00b0da4e 100644
--- a/fastNLP/core/drivers/paddle_driver/paddle_driver.py
+++ b/fastNLP/core/drivers/paddle_driver/paddle_driver.py
@@ -71,8 +71,6 @@ class PaddleDriver(Driver):
 
         :param set_to_none: 用来判断是否需要将梯度直接置为 None；Paddle中这个参数无效。
         """
-        if set_to_none:
-            logger.rank_zero_warning("Parameter `set_to_none` does nothing in paddle since grad cannot be set directly.")
         for optimizer in self.optimizers:
             optimizer.clear_grad()