数据库表
Python代码部分
import pymysqlclass StMgmt(object):def tips(self):"""提示用户选择的操作"""print("""学生管理系统 1.01.查看所有信息2.查看学生信息3.修改学生信息4.增加学生信息5.退出学生系统""")def connect_base(self):"""连接数据库并返回连接和游标"""base = pymysql.connect(host='localhost', port=3306, db='miaosi', user='root', password='123456')cursor = base.cursor()return base, cursordef view_all(self):"""查询所有学生信息"""base, cursor = self.connect_base()try:cursor.execute("SELECT * FROM pupildata")back_data = cursor.fetchall()for line in back_data:print(line)finally:base.close()def search_data(self):"""查询学生信息"""base, cursor = self.connect_base()try:user_name = input('请输入需要查找的学生姓名: ')cursor.execute("SELECT * FROM pupildata WHERE name LIKE %s", (user_name,))back_data = cursor.fetchall()if back_data:for data in back_data:print(data)else:print('没有该学生！')finally:base.close()def add_data(self):"""增加学生信息"""base, cursor = self.connect_base()try:user_id = int(input('请输入学号: '))user_name = input('请输入姓名: ')user_sex = input('请输入性别: ')user_age = int(input('请输入年龄: '))user_birthday = input('请输入生日(xxxx-xx-xx): ')user_phone = int(input('请输入手机号: '))user_address = input('请输入地址: ')cursor.execute("INSERT INTO pupildata VALUES (%s, %s, %s, %s, %s, %s, %s)",(user_id, user_name, user_sex, user_age, user_birthday, user_phone, user_address))base.commit()self.search_data(user_name)print('学生数据添加成功！')finally:base.close()def edit_data(self):"""修改学生信息"""base, cursor = self.connect_base()try:tips = input('请输入要修改的学生姓名: ')# 获取用户输入的新数据user_id = int(input('请输入学号: '))user_name = input('请输入姓名: ')user_sex = input('请输入性别: ')user_age = int(input('请输入年龄: '))user_birthday = input('请输入生日(xxxx-xx-xx): ')user_phone = int(input('请输入手机号: '))user_address = input('请输入地址: ')# 修改数据cursor.execute("UPDATE pupildata SET id=%s, name=%s, sex=%s, age=%s, birthday=%s, phone=%s, address=%s WHERE name = %s",(user_id, user_name, user_sex, user_age, user_birthday, user_phone, user_address))base.commit()print('学生数据修改成功！')finally:base.close()if __name__ == '__main__':miaows = StMgmt()miaows.tips()while True:try:num = int(input('请输入你的选项: '))if num == 1:miaows.view_all()elif num == 2:miaows.search_data()elif num == 3:miaows.edit_data()elif num == 4:miaows.add_data()elif num == 5:print('成功退出系统！')breakelse:print('无效的选项，请重新输入。')except ValueError:print('输入错误，请输入一个整数。')except Exception as e:print(f'发生错误：{e}')
