How to convert base 10 to base 2?

[gianpycea at gmail.com]

On Monday, August 20, 2012 9:50:53 AM UTC+2, (unknown) wrote:
> Hi,
> 
> as you can argue from the subject, i'm really,really new to python.
> 
> What is the best way to achieve that with python? Because the syntax int('30',2) doesn't seem to work!

Thank you all for the big help!
@Mark Lawrence
Yes, you're definetely right: i should have posted my OS and the version but being a very rough question on syntax i thought it didn't really matter.
I've quite a good general programming experience. I know Java,Visual Basic.NET,Pascal and Mathematica.