Converte arquivos XLSX para CSV em um diretório

xlsx_to_csv.py

import xlrd
import csv
import glob, os

for file in glob.glob("*.xlsx"):
    print("{} start".format(file))
    wb = xlrd.open_workbook(file)
    sh = wb.sheet_by_name('Plan1')
	
    with open("{}.csv".format(file.split(".")[0]), 'w+') as f:
        wr = csv.writer(f, quoting=csv.QUOTE_ALL)

        count = 0
        for rownum in range(sh.nrows):
            wr.writerow(sh.row_values(rownum))

            count += 1
            sys.stdout.write("%s %s%%\r" % (file, count))
            sys.stdout.flush()