diff --git a/api/manage_tanant.py b/api/manage_tanant.py
index 595a0e3..1178120 100644
--- a/api/manage_tanant.py
+++ b/api/manage_tanant.py
@@ -13,10 +13,10 @@ from fastapi import HTTPException, Response
 from models import Tenant, User  # 假设你已导入 Tenant 和 User 模型
 from dependencies import SessionDep  # 假设 SessionDep 是数据库会话的依赖
 
-#列举所有租户
+
+# 列举所有租户
 @router.get("/api/s1/tenant")
 async def get_tenant(response: Response, session: SessionDep, current_user: User = Depends(get_current_user)):
-
     if current_user.role != 0:
         raise HTTPException(status_code=403, detail="Only Superadmin can list all tenants.")
 
@@ -43,6 +43,7 @@ async def get_tenant(response: Response, session: SessionDep, current_user: User
 
     return {"tenants": tenant_data}
 
+
 # 新增和修改租户
 @router.post("/api/s1/tenant")
 async def create_or_update_tenant(data: dict, session: SessionDep, current_user: User = Depends(get_current_user)):
@@ -101,19 +102,19 @@ async def create_or_update_tenant(data: dict, session: SessionDep, current_user:
 
         user = session.exec(user_query).first()
 
-        #如果找不到对应的用户，抛出错误
+        # 如果找不到对应的用户，抛出错误
         if not user:
             raise HTTPException(status_code=404, detail="User not found")
         user.password = password
         session.add(user)
         session.commit()
-        print(user) #测试用
+        print(user)  # 测试用
         return {"message": "Tenant and User update successfully"}
 
-#删除租户
+
+# 删除租户
 @router.delete("/api/s1/tenant")
 async def delete_tenant(data: dict, session: SessionDep, current_user: User = Depends(get_current_user)):
-
     if current_user.role != 0:
         raise HTTPException(status_code=403, detail="Only Superadmin can delete tenants.")
 
@@ -136,4 +137,4 @@ async def delete_tenant(data: dict, session: SessionDep, current_user: User = De
     session.delete(tenant)
     session.commit()
 
-    return {"detail": "Tenant deleted successfully"}
\ No newline at end of file
+    return {"detail": "Tenant deleted successfully"}
diff --git a/requirements.txt b/requirements.txt
index c3442d3..7290373 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,4 +4,5 @@ uvicorn~=0.32.0
 pydantic~=2.9.2
 pydantic-settings~=2.6.1
 mysqlclient
-sqlmodel~=0.0.22
\ No newline at end of file
+sqlmodel~=0.0.22
+sqlalchemy~=2.0.36
\ No newline at end of file