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    python中将阿拉伯数字转换成中文的实现代码

    作者:admin 时间:2021-02-10 21:26

    复制代码 代码如下:

    #!/usr/bin/python
    #-*- encoding: utf-8 -*-
    import types
    class NotIntegerError(Exception):
    pass
    class OutOfRangeError(Exception):
    pass
    _MAPPING = (u'零', u'一', u'二', u'三', u'四', u'五', u'六', u'七', u'八', u'九', )
    _P0 = (u'', u'十', u'百', u'千', )
    _S4, _S8, _S16 = 10 ** 4 , 10 ** 8, 10 ** 16
    _MIN, _MAX = 0, 9999999999999999
    def _to_chinese4(num):
    '''''转换[0, 10000)之间的阿拉伯数字
    '''
    assert(0 <= num and num < _S4)
    if num < 10:
    return _MAPPING[num]
    else:
    lst = [ ]
    while num >= 10:
    lst.append(num % 10)
    num = num / 10
    lst.append(num)
    c = len(lst) # 位数
    result = u''
    for idx, val in enumerate(lst):
    if val != 0:
    result += _P0[idx] + _MAPPING[val]
    if idx < c - 1 and lst[idx + 1] == 0:
    result += u'零'
    return result[::-1].replace(u'一十', u'十')
    def _to_chinese8(num):
    assert(num < _S8)
    to4 = _to_chinese4
    if num < _S4:
    return to4(num)
    else:
    mod = _S4
    high, low = num / mod, num % mod
    if low == 0:
    return to4(high) + u'万'
    else:
    if low < _S4 / 10:
    return to4(high) + u'万零' + to4(low)
    else:
    return to4(high) + u'万' + to4(low)
    def _to_chinese16(num):
    assert(num < _S16)
    to8 = _to_chinese8
    mod = _S8
    high, low = num / mod, num % mod
    if low == 0:
    return to8(high) + u'亿'
    else:
    if low < _S8 / 10:
    return to8(high) + u'亿零' + to8(low)
    else:
    return to8(high) + u'亿' + to8(low)
    def to_chinese(num):
    if type(num) != types.IntType and type(num) != types.LongType:
    raise NotIntegerError(u'%s is not a integer.' % num)
    if num < _MIN or num > _MAX:
    raise OutOfRangeError(u'%d out of range[%d, %d)' % (num, _MIN, _MAX))
    if num < _S4:
    return _to_chinese4(num)
    elif num < _S8:
    return _to_chinese8(num)
    else:
    return _to_chinese16(num)
    if __name__ == '__main__':
    print to_chinese(9000)

    把金额小写转换成大写的Python代码
    功能将小于十万亿元的小写金额转换为大写
    代码
    复制代码 代码如下:

      def IIf( b, s1, s2):
      if b:
        return s1
      else:
        return s2
    def num2chn(nin=None):
        cs =
    ('零','壹','贰','叁','肆','伍','陆','柒','捌','玖','◇','分','角','圆','拾','佰','仟',
    '万','拾','佰','仟','亿','拾','佰','仟','万')
        st = ''; st1=''
        s = '%0.2f' % (nin)    
        sln =len(s)
        if sln >; 15: return None
        fg = (nin<1)
        for i in range(0, sln-3):
            ns = ord(s[sln-i-4]) - ord('0')
            st=IIf((ns==0)and(fg or (i==8)or(i==4)or(i==0)), '', cs[ns])
          + IIf((ns==0)and((i<>;8)and(i<>;4)and(i<>;0)or fg
    and(i==0)),'', cs[i+13])
          + st
            fg = (ns==0)
        fg = False
        for i in [1,2]:
            ns = ord(s[sln-i]) - ord('0')
            st1 = IIf((ns==0)and((i==1)or(i==2)and(fg or (nin<1))), '', cs[ns])
           + IIf((ns>;0), cs[i+10], IIf((i==2) or fg, '', '整'))
           + st1
            fg = (ns==0)
        st.replace('亿万','万')
        return IIf( nin==0, '零', st + st1)
    if __name__ == '__main__':
      num = 12340.1
      print num
      print num2chn(num)
    js
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