update

main.js

@@ -13,14 +13,9 @@ const sites = [
   },
   {
     url: "https://python.xuyue.cc",
-    title: "Python 基础（基于 Thonny）",
+    title: "Python 基础",
     description: " Python 笔记",
   },
-  {
-    url: "https://book.xuyue.cc",
-    title: "编程知识网站",
-    description: "编程书",
-  },
   {
     url: "https://play.xuyue.cc",
     title: "格式练习网站",