Merge remote-tracking branch 'origin/geyuan1' into lon_students_merge_code_test

# Conflicts:
#	class_management/dao/class_management_dao.py
#	class_management/main.py
#	students/README_students.md

class_management/main.py

@@ -3,16 +3,18 @@ from class_management.api.class_management_api import class_api
 from class_management.model.class_management_model import ClassInfo
 from class_management.database import Base,engine
 
+
 # 合并接口
 Classes_API = APIRouter()
 Classes_API.include_router(class_api)
 
+
+# 自测接口
+app = FastAPI()
+
+app.include_router(class_api)
+
 if __name__ =='__main__':
-    # 自测接口
-    app = FastAPI()
-
-    app.include_router(class_api)
-
     Base.metadata.create_all(engine)
 
     import uvicorn