From 910f3d65c7ff5bb417f8557e33977d1a27196730 Mon Sep 17 00:00:00 2001
From: Nick Sweeting <git@sweeting.me>
Date: Sat, 28 Nov 2020 01:06:11 -0500
Subject: [PATCH] default function args can never be mutable

---
 archivebox/core/models.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/archivebox/core/models.py b/archivebox/core/models.py
index 5dd9cfc3..d938c53f 100644
--- a/archivebox/core/models.py
+++ b/archivebox/core/models.py
@@ -151,7 +151,7 @@ class Snapshot(models.Model):
             return self.history['title'][-1].output.strip()
         return None
 
-    def save_tags(self, tags=[]):
+    def save_tags(self, tags=()):
         tags_id = []
         for tag in tags:
             tags_id.append(Tag.objects.get_or_create(name=tag)[0].id)