from fastapi import HTTPException,Depends
from util.database import get_db
from model.student_model import Student_Model

def add_teacher():









    实现增加老师的功能 ** xxx
    做成中 **
    实现查询老师的功能 ** xxx
    做成中 **
    实现更新老师的功能 ** xxx
    做成中 **
    实现删除老师的功能 ** xxx
    做成中 **
def select_age(min_age,max_age,session=Depends(get_db)):
    try:
        if min_age is None and max_age is None:
            raise HTTPException(status_code=400, detail="请至少传入一个参数")
        session = session.query(Student_Model)
        if min_age is not None:
            session = session.filter(Student_Model.age >= min_age)
        if max_age is not None:
            session = session.filter(Student_Model.age <= max_age)
        return session.all()
    except HTTPException:
        raise
    except Exception:
        raise HTTPException(status_code=500,detail="查询异常")

def abc():
    return None