how to do draw pattern with python?

[Laszlo Nagy]

On 2012-09-21 15:36, echo.hping at gmail.com wrote:
> may i know how to shift the bits using only looping and branching??

>
> x....x
> .x..x.
> ..xx..
> ..xx..
> .x..x.
> x....x

What kinds of bits? What are these points and x-es anyway? Are they 
strings? Or binary data?

I recommend this for reading:

http://www.catb.org/esr/faqs/smart-questions.html