[Tutor] Tutor Digest, Vol 25, Issue 54

[Kent Johnson]

Keo Sophon wrote:
> Anyway, how can i declare a global variable and assign a value to it in a 
> function?

The usual way to do this is to return a value from the function and 
assign it to the variable. For example:

def double(x):
   return x*2

x=2
doublex = double(x)

You really should look at one of the beginners tutorials listed here, 
they will answer many of your questions:
http://wiki.python.org/moin/BeginnersGuide/NonProgrammers

Kent