python-flask和Vue两种模式初模板

inventory-backend/app/extensions.py

@@ -1,6 +1,8 @@
+# 文件路径: app/extensions.py
 from flask_sqlalchemy import SQLAlchemy
-from flask_marshmallow import Marshmallow
+from flask_migrate import Migrate
+from flask_cors import CORS # 解决前后端跨域问题
 
-# 初始化数据库和序列化工具
 db = SQLAlchemy()
-ma = Marshmallow()
+migrate = Migrate()
+cors = CORS()