python str bytes bytearray 编码 解码

 1 In [11]: a = "a我爱我家!"
 2 
 3 In [14]: a.encode("mbcs")
 4 Out[14]: b'a\xce\xd2\xb0\xae\xce\xd2\xbc\xd2!'
 5 
 6 In [16]: a.encode("mbcs").hex()
 7 Out[16]: '61ced2b0aeced2bcd221'
 8 
 9 In [17]: bytes.fromhex(_)
10 Out[17]: b'a\xce\xd2\xb0\xae\xce\xd2\xbc\xd2!'
11 
12 In [21]: bytes.fromhex('61ced2b0aeced2bcd221').decode("mbcs")
13 Out[21]: 'a我爱我家!'