Q about tail recursion

Moshe Zadka moshez at math.huji.ac.il
Sat Feb 26 11:32:23 CET 2000


On Sat, 26 Feb 2000, Felix Thibault wrote:

> Does this mean that even though there are no return's in faketailadd's
> add, the function still has to work its way back up from all those
> recursive calls ?

*Every* Python function has a "return". Picture every function ending
with "return None". If it got there, it returns None. A function never
"falls off the end".

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