邮箱文件夹中文名称转换

def encode_utf7(s):
    s_utf7 = s.encode('utf-7').replace(b'+', b'&').replace(b'/', b',')
    return s_utf7.decode('ascii')

def decode_utf7(s):
    s_utf7 = s.replace('&', '+').replace(',', '/')
    return s_utf7.encode('ascii').decode('utf-7')


def main(args):
    print(encode_utf7("我的文件夹"))
    print(decode_utf7("&bUuL1WWHTvZZOQ-"))

"""
$: &YhF2hGWHTvZZOQ-
$: 测试文件夹
"""