From 62fe53b147d4a773d420538257f1e4cb574dd291 Mon Sep 17 00:00:00 2001
From: yh_cc <poemsmileyh@gmail.com>
Date: Wed, 29 Apr 2020 00:13:13 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BF=AE=E6=94=B9GradientClipCallback=E4=B8=AD?=
 =?UTF-8?q?parameter=E7=9A=84=E5=AD=98=E5=82=A8=E6=96=B9=E5=BC=8F=EF=BC=8C?=
 =?UTF-8?q?=E9=98=B2=E6=AD=A2=E5=9C=A8torch=201.5=E7=89=88=E6=9C=AC?=
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---
 fastNLP/core/callback.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fastNLP/core/callback.py b/fastNLP/core/callback.py
index c1ead8c5..68333291 100644
--- a/fastNLP/core/callback.py
+++ b/fastNLP/core/callback.py
@@ -464,7 +464,7 @@ class GradientClipCallback(Callback):
             self.clip_fun = nn.utils.clip_grad_value_
         else:
             raise ValueError("Only supports `norm` or `value` right now.")
-        self.parameters = parameters
+        self.parameters = list(parameters)
         self.clip_value = clip_value
     
     def on_backward_end(self):