grocery.py

#This  program will accept values of items
#at a grocery store until a negative value has been entered.

#Neemias Moreira


def grocery():
    print("This program will keep the track of the number of itens and the price of your grocery.")
    
    price= 0.0
    numb_itens = 0

    x= float(input("Please enter the price of the product(If you put a negative number this process will stop): "))
    
    while x>= 0:
        price = price + x
        numb_itens = numb_itens + 1
        x= float(input("Please enter the price of the product(If you put a negative number this process will stop): "))
    print("\nThe price of your grocery is $ ", price, ", and the number of itens is,",numb_itens, ".")

    input("\nPlease press <enter> to close this program.")

grocery()