From 1a6231471949b606d8b852fe135c073638ed73ef Mon Sep 17 00:00:00 2001
From: Grant Sanderson <grant@3blue1brown.com>
Date: Sat, 28 Jan 2023 10:10:51 -0800
Subject: [PATCH] Add a "clear" option for Mobjects

This not only sets the submobject list to 0, but removes self from the parent lists
---
 manimlib/mobject/mobject.py | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/manimlib/mobject/mobject.py b/manimlib/mobject/mobject.py
index ebe82af6..f7b9f0f0 100644
--- a/manimlib/mobject/mobject.py
+++ b/manimlib/mobject/mobject.py
@@ -408,8 +408,13 @@ class Mobject(object):
         self.assemble_family()
         return self
 
-    def remove(self, *to_remove: Mobject, reassemble: bool = True):
-        for parent in self.get_family():
+    def remove(
+        self,
+        *to_remove: Mobject,
+        reassemble: bool = True,
+        recurse: bool = True
+    ):
+        for parent in self.get_family(recurse):
             for child in to_remove:
                 if child in parent.submobjects:
                     parent.submobjects.remove(child)
@@ -419,6 +424,9 @@ class Mobject(object):
                 parent.assemble_family()
         return self
 
+    def clear(self):
+        self.remove(*self.submobjects, recurse=False)
+
     def add_to_back(self, *mobjects: Mobject):
         self.set_submobjects(list_update(mobjects, self.submobjects))
         return self