From 96846e289ecbda6ad0d0a7f249537d6b2e9384dc Mon Sep 17 00:00:00 2001
From: yinhaofeng <1841837261@qq.com>
Date: Sun, 23 Aug 2020 06:03:38 +0000
Subject: [PATCH] change

---
 tools/cal_pos_neg.py | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/tools/cal_pos_neg.py b/tools/cal_pos_neg.py
index 8b356046..5fcc13a6 100644
--- a/tools/cal_pos_neg.py
+++ b/tools/cal_pos_neg.py
@@ -1,3 +1,17 @@
+#   Copyright (c) 2020 PaddlePaddle Authors. All Rights Reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
 #!/usr/bin/python  
 #-*- coding:utf-8 -*-  
 ############################  
-- 
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