import csv
import openpyxl as xls
import pandas as pd
import codecswb = xls.load_workbook(r'E:\xlsxFile.xlsx')
# 获取workbook中所有的表格
sheets = wb.get_sheet_names()
dataRows = []
# 循环遍历所有sheet
for t in range(len(sheets)):sheet = wb.get_sheet_by_name(sheets[t])len_row = sheet.max_rowlen_column = sheet.max_column# 仅仅保留第一张工作表的表头if t == 0:for i in range(1, len_row+1):dataCells = []for j in range(1, len_column+1):dataCells.append(sheet.cell(row=i, column=j).value)            dataRows.append(dataCells)else:for i in range(2, len_row+1):dataCells = []for j in range(1, len_column+1):dataCells.append(sheet.cell(row=i, column=j).value)       dataRows.append(dataCells)
csvFile = r'E:\csvFile.csv'
with open(csvFile, 'w', newline='', encoding='utf-8-sig') as f:writer = csv.writer(f)writer.writerows(dataRows)f.close()
# 如果还想转为Excel文件
newXlsxFile = r'E:\newXlsxFile.xlsx'
pd.read_csv(csvFile, encoding='utf-8').to_excel(newXlsxFile, index=False,sheet_name='data', encoding='utf-8')