uao_decode.py 文件源码

def decode(self, input, errors='strict'):
        unistr = u''
        ptr = 0

        input_len = len(input)

        while input_len > ptr:
            try:
                hex = input[ptr:ptr+2]
                mapkey = struct.unpack('!H', hex)[0]
                uni = unichr(decoding_map[mapkey])
                unistr += uni
                ptr += 2
            except:
                hex = input[ptr]
                val = struct.unpack('!B', hex)[0] if six.PY2 else hex
                uni = unichr(val)
                unistr += uni
                ptr += 1

        return unistr, len(unistr)