[Tutor] understanding Functions help

[Danny Yoo]

On Sun, Apr 6, 2014 at 9:02 PM, keith papa <keithadu at live.com> wrote:
> Hi my name is keith and am new to python programming, Am learning python for
> the first time with the help of coursera problem is am starting a new topic
> call functions in python and am totally lost. can you please help me
> understand how function work? why it use in python, what are the rules of
> function etc.


Just to check: have you been introduced to the idea of a function in
your math class?  That is, that a function is something that takes
inputs and produces outputs?