def _rmb_upper(self, value):        """        人民币大写        来自：http://topic.csdn.net/u/20091129/20/b778a93d-9f8f-4829-9297-d05b08a23f80.html        传入浮点类型的值返回 unicode 字符串        """        map  = [u"零",u"壹",u"贰",u"叁",u"肆",u"伍",u"陆",u"柒",u"捌",u"玖"]        unit = [u"分",u"角",u"元",u"拾",u"百",u"千",u"万",u"拾",u"百",u"千",u"亿",                u"拾",u"百",u"千",u"万",u"拾",u"百",u"千",u"兆"]        nums = []   #取出每一位数字，整数用字符方式转换避大数出现误差           for i in range(len(unit)-3, -3, -1):            if value >= 10**i or i < 1:                nums.append(int(round(value/(10**i),2))%10)        words = []        zflag = 0   #标记连续0次数，以删除万字，或适时插入零字        start = len(nums)-3             for i in range(start, -3, -1):   #使i对应实际位数，负数为角分            if 0 != nums[start-i] or len(words) == 0:                if zflag:                    words.append(map[0])                    zflag = 0                words.append(map[nums[start-i]])                words.append(unit[i+2])            elif 0 == i or (0 == i%4 and zflag < 3): #控制‘万/元’                words.append(unit[i+2])                zflag = 0            else:                zflag += 1                        if words[-1] != unit[0]:    #结尾非‘分’补整字            words.append(u"整")        return ‘‘.join(words)