Python 读取excle文件所有内容[xlrd模块]

from xlrd import open_workbook
import time

start = time.time()
print u"正在打开Excel文件……"
workbook = open_workbook('D:\\sst-DEMS_user.xls')
print u"时间：", time.time() - start
print workbook.sheet_names()
i = 0
worksheets = workbook.sheet_names()
for worksheet_name in worksheets:
worksheet = workbook.sheet_by_name(worksheet_name)
for rownum in range(worksheet.nrows):
info = [str(x) for x in worksheet.row_values(rownum)]
i += 1
print " ".join(info)
print u"总记录：",i