From d0d14291188a621b7fb56f7a4538946a77d1795b Mon Sep 17 00:00:00 2001
From: Jerry Yan <792602257@qq.com>
Date: Mon, 6 Jun 2022 16:54:38 +0800
Subject: [PATCH] =?UTF-8?q?xml=E4=BF=9D=E5=AD=98=E5=B9=B6=E5=85=B3?=
 =?UTF-8?q?=E9=97=AD=E9=80=BB=E8=BE=91?=
MIME-Version: 1.0
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Content-Transfer-Encoding: 8bit

---
 output/xml.py | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/output/xml.py b/output/xml.py
index c2692d7..151e475 100644
--- a/output/xml.py
+++ b/output/xml.py
@@ -72,6 +72,8 @@ class XMLWriter(IOutput):
 
     def terminate(self):
         print("保存所有弹幕文件中...")
-        for _room_id in self._file_mappings:
+        # copy
+        _rooms = [i for i in self._file_mappings.keys()]
+        for _room_id in _rooms:
             self._close_fd_by_room_id(_room_id)
         print("保存完毕")