From b1f363d5a9309e370cd378e8bdc2f952e08466c6 Mon Sep 17 00:00:00 2001
From: Grant Sanderson <grant@3blue1brown.com>
Date: Sun, 18 Dec 2022 19:52:48 -0800
Subject: [PATCH] Expand input type for AnimationGroup

---
 manimlib/animation/composition.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/manimlib/animation/composition.py b/manimlib/animation/composition.py
index ecbd8df8..e82ca79e 100644
--- a/manimlib/animation/composition.py
+++ b/manimlib/animation/composition.py
@@ -1,10 +1,10 @@
 from __future__ import annotations
-from re import sub
 
 import numpy as np
 
 from manimlib.animation.animation import Animation
 from manimlib.animation.animation import prepare_animation
+from manimlib.mobject.mobject import _AnimationBuilder
 from manimlib.mobject.mobject import Group
 from manimlib.utils.bezier import integer_interpolate
 from manimlib.utils.bezier import interpolate
@@ -25,7 +25,7 @@ DEFAULT_LAGGED_START_LAG_RATIO = 0.05
 
 class AnimationGroup(Animation):
     def __init__(self,
-        *animations: Animation,
+        *animations: Animation | _AnimationBuilder,
         run_time: float = -1,  # If negative, default to sum of inputed animation runtimes
         lag_ratio: float = 0.0,
         group: Mobject | None = None,