尝试合并，所有代码需要调整from后文件路径。

Teachers/main.py

@@ -1,6 +1,9 @@
-from fastapi import FastAPI
+from fastapi import FastAPI,APIRouter
 from Teachers.model.tea_model import *
 from api.tea_api import tea_api
+
+Teachers_API = APIRouter()
+
 app = FastAPI()
 app.include_router(tea_api)