python不到50行代码完成了多张excel合并的实现示例

# -*- coding: utf-8 -*-
import xlrd
import xlwt
import os
import re

""" 写入工作本 """
def write_excel(path, write_sheet):
  # 加载工作本
  book = xlrd.open_workbook(path)
  # 获取表单
  read_sheet = book.sheet_by_name('Sheet1')
  # 遍历
  for row in range(read_sheet.nrows):
    for col in range(read_sheet.ncols):
      write_sheet.write(row, col, read_sheet.cell_value(row,col))
      
# 获取根目录下所有文件名
def walk(path):
 for root,dirs,names in os.walk(path):
  list = []
  for filename in names:
    path = os.path.join(root, filename)
    list.append(path)
  return list

if __name__ == "__main__":
  # 创建工作本
  write_book = xlwt.Workbook()
  # 根目录
  root = r'C:\mydata\generator\excel'
  path_list = walk(root)
  for path in path_list:
    val = path.find("本专科")
    if val!=-1:
     # 正则匹配
      ser = re.search('.*20200403(.*?).xls',path)
      name = ser.group(1)
      # 创建sheet
      write_sheet = write_book.add_sheet(name)
      # 写入
      write_excel(path, write_sheet)
  # 保存    
  write_book.save(r'本专科.xls')