From 50a27509a394a42605b0231a7ceeffe0fb9b77f3 Mon Sep 17 00:00:00 2001
From: hiyouga <hiyouga@buaa.edu.cn>
Date: Thu, 6 Jul 2023 14:28:34 +0800
Subject: [PATCH] fix rouge score

Former-commit-id: caa00d3ac24c989d56887af9d7ca79244e72714a
---
 src/utils/seq2seq.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/utils/seq2seq.py b/src/utils/seq2seq.py
index 53b12f38..cab7a919 100644
--- a/src/utils/seq2seq.py
+++ b/src/utils/seq2seq.py
@@ -46,7 +46,7 @@ class ComputeMetrics:
             hypothesis = list(jieba.cut(pred))
             reference = list(jieba.cut(label))
 
-            if len(" ".join(hypothesis).split()) == 0:
+            if len(" ".join(hypothesis).split()) == 0 or len(" ".join(reference).split()) == 0:
                 result = {"rouge-1": {"f": 0.0}, "rouge-2": {"f": 0.0}, "rouge-l": {"f": 0.0}}
             else:
                 rouge = Rouge()