def Unicode2HexChar(Unicde_Char):#Unicode转16进制
    Hex_Char = ""
    for i in range(0, len(Unicde_Char)):
        Hex_Char += (hex(ord(Unicde_Char[i])).replace('0x','').zfill(4))
    return Hex_Char

print(Unicode2HexChar('。'))

def HexChar2Unicode(Hex_Char):#16进制转Unicode
    if len(Hex_Char)<5:
        Hex_Char='\\u'+Hex_Char
    else:
        Hex_Char=pad(Hex_Char)
    return Hex_Char.encode().decode('unicode_escape')

print(HexChar2Unicode('00B2'))

def chineseToUnic(ch):#中文字符转16进制
    return ch.encode('unicode_escape')[2:].decode('utf-8')

print(chineseToUnic('飓'))