with open("md5input", 'w') as out_file:
    # put = bytearray()
    # put.extend([0xAA,0xBB,0xCC,0xDD,0xEE,0xFF])
    out_file.write(str(0xBB))

8faa453adbdbc464d5119619e2597e91ef271209
<mask token>

with open('md5input', 'w') as out_file:
    out_file.write(str(187))

with open("md5input", 'w') as out_file:
    # put = bytearray()
    # put.extend([0xAA,0xBB,0xCC,0xDD,0xEE,0xFF])
    out_file.write(str(0xBB))
