On 5/26/2013 8:02 AM, Mok-Kong Shen wrote: > for k in range(8,12,1): > print(k.to_bytes(2,byteorder='big')) http://bugs.python.org/issue9951 http://bugs.python.org/issue3532 import binascii as ba for k in range(8,12,1): print(ba.hexlify(k.to_bytes(2,byteorder='big'))) >>> b'0008' b'0009' b'000a' b'000b'