学生端选课进课闭环

Html/apps/extensions.py

@@ -2,8 +2,8 @@ import os, sys
 from flask_sqlalchemy import SQLAlchemy
 from flask_socketio import SocketIO
 from flask_cors import CORS
-from db.user_list import UserList
 from db.course_list import CourseList
+from .services.user_db_service import UserList
 from .services.my_function import MyFunction
 from flask_pymongo import PyMongo
 from qcloud_cos import CosConfig