On Sun, Jan 23, 2011 at 11:52 AM, CM <cmpyt...@gmail.com> wrote:
> On Jan 23, 2:38 pm, "Littlefield, Tyler" <ty...@tysdomain.com> wrote:
>> The return value simply returns a value to the calling function, which
>> the function can handle, however it wants. so: for example
>> def add(a, b):
>> return (a+b)
>>
>> That simply returns the value a+b, which you can use however you like,
>> like so: i=add(2,3) will assign the return value to add.
>
> And return doesn't have to return a value(s).
Pedantic nitpick:
Technically it does; you're just not required to always explicitly provide one.
Python uses None if you don't specify anything
(i.e. a bare `return` === `return None`).
By definition, every function returns *some* value.
Cheers,
Chris
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