按照签到次数对学生报告进行分组

import os
import re
import pandas as pd
import shutil
# 读取签到表
student_203 = pd.read_excel("./备份_签到情况/student203.xlsx")
student_204 = pd.read_excel("./备份_签到情况/student204.xlsx")


# result建立好报告文件夹
def jianlibaogaowenjianjia