python 全角半角互换

# 全角转半角
def strQ2B(ustring):
    ss = []
    for s in ustring:
        rstring = ""
        for uchar in s:
            inside_code = ord(uchar)
            if inside_code == 12288:  
                inside_code = 32
            elif (inside_code >= 65281 and inside_code <= 65374):   
                inside_code -= 65248
            rstring += chr(inside_code)
        ss.append(rstring)
    return ''.join(ss)

# 半转全角
def strB2Q(ustring):
    ss = []
    for s in ustring:
        rstring = ""
        for uchar in s:
            inside_code = ord(uchar)
            if inside_code == 32:
                inside_code = 12288
            elif (inside_code >= 33 and inside_code <= 126): 
                inside_code += 65248
            rstring += chr(inside_code)
        ss.append(rstring)
    return ''.join(ss)


if __name__ == '__main__':
    b = strQ2B('王大ＡＡ')
    print(b)
    a = strB2Q("王大AB")
    print(a)
复制代码