1# test when we subclass a type with the buffer protocol
2
3class my_bytes(bytes):
4    pass
5
6b1 = my_bytes([0, 1])
7b2 = my_bytes([2, 3])
8b3 = bytes([4, 5])
9
10# addition will use the buffer protocol on the RHS
11print(b1 + b2)
12print(b1 + b3)
13print(b3 + b1)
14
15# bytes construction will use the buffer protocol
16print(bytes(b1))
17