python读取excel文件

#coding=utf-8import xlrddef print_xls(filename):    data=xlrd.open_workbook(filename)   #打开excel    print "total sheets:", data.nsheets    for x in range(data.nsheets):        p = data.sheets()[x].name.encode('utf-8')        print p.decode('utf-8')    table=data.sheets()[1]  #打开excel的第几个sheet    nrows=table.nrows       #捕获到有效数据的行数    for i in range(nrows):        ss=table.row_values(i)   #获取一行的所有值，每一列的值以列表项存在        #print ss        for i in range(len(ss)):            print ss[i]            #输出一行中各个列的值if __name__=='__main__':    print_xls('D:/ml_study/1234.xlsx')