This list is full of people ready to help, I thank you all for the time you have taken to reply.
Danny now I see where readline could cause headaches,. Liam thanks for the examples they work great. The endianess will always be in Big Endian (Motorola type) for this format. I see why I should be using Calcsize now, I was not too sure why I might need it before. Now I have to have a try on another bianary format, for practice. Thanks again _______________________________________________ Tutor maillist - Tutor@python.org http://mail.python.org/mailman/listinfo/tutor
