[Python-Dev] Re: Integer concatenation to byte string

On Tue, 2 Mar 2021 at 21:44, Memz wrote:

foo+= 255 # Works the same as bytesvariable+=b"ÿ"

foo = b"%b%d" % (foo, 255)

foo+= a"\x255\x00" # Concatenation with itself

foo = b"%b%b" % (foo, foo) See PEP461: Adding % formatting to bytes and bytearray https://www.python.org/dev/peps/pep-0461/ "With Python 3 and the split between str and bytes, one small but important area of programming became slightly more difficult, and much more painful -- wire format protocols." Martin