class Vehicle:

def $\_\_$init$\_\_($self$,$ stock$\_$id$,$ vin, vehicle$\_$type, year, make, model, odometer, sale$\_$price$)$:

self.stock$\_$id $=$ stock$\_$id

self.vin $=$ vin

self.vehicle$\_$type $=$ vehicle$\_$type

self.year $=$ year

self.make $=$ make

self.model $=$ model

self.odometer $=$ odometer

self.sale$\_$price $=$ sale$\_$price

def showDescription$($self$)$:

return $($f$"$Stock ID: $\{$self$.$stock$\_$id$\},$ VIN: $\{$self$.$vin$\},$ Type: $\{$self$.$vehicle$\_$type$\},"$

f$"$Year: $\{$self$.$year$\},$ Make: $\{$self$.$make$\},$ Model: $\{$self$.$model$\},"$

f$"$Odometer: $\{$self$.$odometer$\},$ Sale Price: $$\{$self$.$sale$\_$price:$\mathrm{.}2$f$\}")$

class ElectricVehicle$($Vehicle$)$:

def $\_\_$init$\_\_($self$,$ stock$\_$id$,$ vin, year, make, model, odometer, sale$\_$price, battery$\_$size$)$:

super$().\_\_$init$\_\_($stock$\_$id$,$ vin, $\text{'}$E$\text{'},$ year, make, model, odometer, sale$\_$price$)$

self.battery$\_$size $=$ battery$\_$size

def showDescription$($self$)$:

base$\_$description $=$ super$().$showDescription$()$

return f$"\{$base$\_$description$\},$ Battery Size: $\{$self$.$battery$\_$size$\}$ kWh$"$

class HybridVehicle$($Vehicle$)$:

def $\_\_$init$\_\_($self$,$ stock$\_$id$,$ vin, year, make, model, odometer, sale$\_$price, mpg$)$:

super$().\_\_$init$\_\_($stock$\_$id$,$ vin, $\text{'}$H$\text{'},$ year, make, model, odometer, sale$\_$price$)$

self.mpg $=$ mpg

def showDescription$($self$)$:

base$\_$description $=$ super$().$showDescription$()$

return f$"\{$base$\_$description$\},$ MPG: $\{$self$.$mpg$\}"$

class VehicleInventory:

def $\_\_$init$\_\_($self$)$:

self.inventory $=\{\}$

def getInput$($self$)$:

print$("$

Menu:"$)$

print$("[1]$ Display inventory"$)$

print$("[2]$ Add a new vehicle"$)$

print$("[3]$ Update an existing vehicle"$)$

print$("[4]$ Delete an existing vehicle"$)$

print$("[5]$ Exit"$)$

choice $=$ input$("$Select an option: $")$

if choice $==\text{'}1\text{'}$:

self.dispInventory$()$

self.getInput$()$

elif choice $==\text{'}2\text{'}$:

self.addInventory$()$

self.getInput$()$

elif choice $==\text{'}3\text{'}$:

self.updatePrice$()$

self.getInput$()$

elif choice $==\text{'}4\text{'}$:

self.deleteInventory$()$

self.getInput$()$

elif choice $==\text{'}5\text{'}$:

print$("$Exiting the program."$)$

else:

print$("$Invalid choice, please try again."$)$

self.getInput$()$

def addInventory$($self$)$:

vehicle$\_$type $=$ input$("$Enter vehicle type $($R$/$E$/$H$)$: $").$upper$()$

stock$\_$id $=$ input$("$Enter Stock ID: $")$

vin $=$ input$("$Enter VIN: $")$

year $=$ input$("$Enter Year: $")$

make $=$ input$("$Enter Make: $")$

model $=$ input$("$Enter Model: $")$

odometer $=$ float$($input$("$Enter Odometer: $"))$

sale$\_$price $=$ float$($input$("$Enter Sale Price: $"))$

if vehicle$\_$type $==\text{'}$E$\text{'}$:

battery$\_$size $=$ float$($input$("$Enter Battery Size $($kWh$)$: $"))$

vehicle $=$ ElectricVehicle$($stock$\_$id$,$ vin, year, make, model, odometer, sale$\_$price, battery$\_$size$)$

elif vehicle$\_$type $==\text{'}$H$\text{'}$:

mpg $=$ int$($input$("$Enter MPG: $"))$

vehicle $=$ HybridVehicle$($stock$\_$id$,$ vin, year, make, model, odometer, sale$\_$price, mpg$)$

else:

vehicle $=$ Vehicle$($stock$\_$id$,$ vin, vehicle$\_$type, year, make, model, odometer, sale$\_$price$)$

self.inventory$[$stock$\_$id$]=$ vehicle

print$("$Vehicle added successfully."$)$

def dispInventory$($self$)$:

if not self.inventory:

print$("$No vehicles in inventory."$)$

return

for vehicle in self.inventory.values$()$:

print$($vehicle$.$showDescription$())$

def updatePrice$($self$)$:

stock$\_$id $=$ input$("$Enter Stock ID to update price: $")$

if stock$\_$id in self.inventory:

new$\_$price $=$ float$($input$("$Enter new Sale Price: $"))$

self.inventory$[$stock$\_$id$].$sale$\_$price $=$ new$\_$price

print$("$Price updated successfully."$)$

else:

print$("$Invalid Stock ID$,$ please try again."$)$

self.updatePrice$()$

def deleteInventory$($self$)$:

stock$\_$id $=$ input$("$Enter Stock ID to delete: $")$

if stock$\_$id in self.inventory:

del self.inventory$[$stock$\_$id$]$

print$("$Vehicle deleted successfully."$)$

else:

print$("$Invalid Stock ID$,$ please try again."$)$

self.deleteInventory$()$

def main$()$:

inventory$\_$manager $=$ VehicleInventory$()$

inventory$\_$manager.getInput$()$

if $\_\_$name$\_\_=="\_\_$main$\_\_"$:

main$()$