[Tutor] Trouble with SUM()

Steven D'Aprano steve at pearwood.info
Sat Apr 20 20:17:15 EDT 2019


On Sat, Apr 20, 2019 at 04:51:11PM -0400, Ju Bo wrote:

> con = "y"
> while con == "y":
>         AMT = float(input("What is the price of the item? $"))
>         con = input("Would you like to continue? [y/n]")
>         price = float(sum(AMT + AMT))

That's a good first attempt. 

Rather than set the price to float(sum(AMT + AMT)), which doesn't work, 
set the price to 0 before the loop starts. Then each time through the 
loop, set the price to price + AMT:

    price = price + AMT


-- 
Steven


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