From d019d8aa34b1590545132a49bc6754fcf70003ad Mon Sep 17 00:00:00 2001
From: Farnaz Kohankhaki <fkohankh8@gmail.com>
Date: Wed, 30 Jul 2025 01:02:18 -0700
Subject: [PATCH] Fix np.bool8 error for NumPy 1.24+ compatibility

---
 notebooks/unit4/unit4.ipynb | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/notebooks/unit4/unit4.ipynb b/notebooks/unit4/unit4.ipynb
index 884eddd7..f3389229 100644
--- a/notebooks/unit4/unit4.ipynb
+++ b/notebooks/unit4/unit4.ipynb
@@ -276,6 +276,8 @@
       "outputs": [],
       "source": [
         "import numpy as np\n",
+  	"if not hasattr(np, 'bool8'):\n",
+  	"    np.bool8 = np.bool_\n",
         "\n",
         "from collections import deque\n",
         "\n",