From 47672d3b1e4b2bc5360e22f4354d1a60a1b4479a Mon Sep 17 00:00:00 2001
From: Grant Sanderson <grant@3blue1brown.com>
Date: Wed, 1 Feb 2023 22:52:59 -0800
Subject: [PATCH] Add checks for setting submobjects with existing list

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

diff --git a/manimlib/mobject/mobject.py b/manimlib/mobject/mobject.py
index 09ad46b0..ee6c3eab 100644
--- a/manimlib/mobject/mobject.py
+++ b/manimlib/mobject/mobject.py
@@ -449,7 +449,9 @@ class Mobject(object):
         return self
 
     def set_submobjects(self, submobject_list: list[Mobject]) -> Self:
-        self.remove(*self.submobjects, reassemble=False)
+        if self.submobjects == submobject_list:
+            return self
+        self.clear()
         self.add(*submobject_list)
         return self