From 88f8975ab928f552d9f58046c5d24c0fccaffff9 Mon Sep 17 00:00:00 2001
From: pink-red <94079189+pink-red@users.noreply.github.com>
Date: Thu, 13 Oct 2022 21:17:23 +0400
Subject: [PATCH] Fix duplicated metadata bug (#3033)

---
 gallery_dl/job.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/gallery_dl/job.py b/gallery_dl/job.py
index e11c2804..2f48ffd5 100644
--- a/gallery_dl/job.py
+++ b/gallery_dl/job.py
@@ -697,7 +697,7 @@ class DataJob(Job):
         self.ascii = config.get(("output",), "ascii", ensure_ascii)
 
         private = config.get(("output",), "private")
-        self.filter = util.identity if private else util.filter_dict
+        self.filter = dict.copy if private else util.filter_dict
 
     def run(self):
         extractor = self.extractor