Beginner trying to understand functions.

[Terry Reedy]

cadmuxe wrote:
> i think we should use raw_input('Please enter your name: ') instead of 
> input('Please enter your name: ')

3.0 input == 2.x raw_input
2.5 input == <kaput>

Posters: please include Python version used, as correct answers may 
depend on that.