def calculate$\_$total$()$: # Initialize variables total$\_$cost $=0$ total$\_$tax $=0$ item$\_$number $=1$ more$\_$items $=\text{'}$y$\text{'}$ taxable$\_$items $=[]$ # Loop to get item details while more$\_$items.lower$()==\text{'}$y$\text{'}$: print$($f$"$

Item $\{$item$\_$number$\}")$ count $=$ int$($input$($f$"$Enter count of item $\{$item$\_$number$\}$: $"))$ unit$\_$cost $=$ float$($input$($f$"$Enter unit cost for item $\{$item$\_$number$\}$: $"))$ is$\_$taxable $=$ input$("$Is this item taxable $($y$/$n$)?")$ cost $=$ count $*$ unit$\_$cost # Calculate cost of item total$\_$cost $+=$ cost # Add item cost to total cost # If item is taxable, add its cost to taxable$\_$items list if is$\_$taxable.lower$()==\text{'}$y$\text{'}$: taxable$\_$items.append$($cost$)$ more$\_$items $=$ input$("$More items $($y$/$n$)?")$ item$\_$number $+=1$ # Increment item number tax$\_$rate $=$ float$($input$("$

Enter sales tax rate $(\%)$: $"))$ # Get sales tax rate # Calculate tax for each taxable item and add to total tax for cost in taxable$\_$items: tax $=$ cost $*($tax$\_$rate $/100)$ total$\_$tax $+=$ tax total$\_$cost$\_$with$\_$tax $=$ total$\_$cost $+$ total$\_$tax # Calculate total cost after tax # Print total cost before tax, total sales tax, and total cost after tax print$($f$"$

Total cost $($pre$-$tax$)$: $\{$total$\_$cost:$\mathrm{.}2$f$\}")$ print$($f$"$Sales tax: $\{$total$\_$tax:$\mathrm{.}2$f$\}")$ print$($f$"$Total cost $($with tax$)$: $\{$total$\_$cost$\_$with$\_$tax:$\mathrm{.}2$f$\}")$calculate$\_$total$()$ # Call the function