On Wednesday, 13 January 2016 12:32:51 UTC, Chris Angelico wrote:
> On Wed, Jan 13, 2016 at 11:23 PM, Alan Robinson
> <arobin...@lordlawson.org.uk> wrote:
> > def menu():
> > option = int(input("Please select an option: \n 1: Set Generation 0
> > Values \n 2: View Generation 0 Values \n 3: Run Model \n 4: Print values"))
> >
> > if option == 1:
> > juveniles,adults,seniles = setGen()
> > elif option == 2:
> > displayGen()
> > elif option == 3:
> > runModel(juveniles,adults,seniles)
> > elif option == 4:
> > print(juveniles,adults,seniles)
> > menu()
> >
>
> This is a classic use of recursion instead of iteration. When you call
> menu() again, you're creating a completely new 'slot' for the new
> function; it has its own set of names. Assigning to names in one call
> of menu() has no effect on any other call.
>
> Instead, look into the way a while loop works. You'll find that your
> code is simpler and clearer, plus your variables will stay set.
>
> ChrisA
thanks I need the menu to run again not sure how to do that though
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