# Bot to answer user questions doing basic maths
deviceName = "Bot"
print("Hello, I am your personal " + deviceName)
users_name = input("What is your your name? ")
print("Hello " + users_name +", it good to meet you.")
print("I can do calculation for you to add, subtract, divide, multiple and average values")

print("Choose your operation from the list below")
command = input("type: \n1 to add\n2 to subtract\n3 to multiple\n4 to divide\n5 to average\n6 to shoplist_calculator \n>_ ")

if command == "1" or command == "add":
    print("I am going to add the numbers together")
    num1 = int(input("Enter a number >_ "))
    num2 = int(input("Enter another number>_ "))
    add = num1 + num2
    result_add = str(add)
    print("The total of the two numbers is > " + result_add)
elif command == "2" or command == "subtract":
    print("I am going to subtract the second number from first number")
    num1 = int(input("Enter the first number >_ "))
    num2 = int(input("Enter the second number>_ "))
    subt = num1 - num2
    result_sub = str(subt)
    print("Subtracting", num2, " from ", num1, " gives a difference of >_ " + result_sub)
elif command == "3" or command == "multiply":
    print("I am going to multiply the two numbers")
    num1 = int(input("Enter the first number >_ "))
    num2 = int(input("Enter the second number>_ "))
    mult = num1 * num2
    result_mult = str(mult)
    print("The product of ", num1, " and ", num2, " gives >_ " + result_mult)
elif command == "4" or command == "divide":
    print("I am going to divide your two numbers")
    num1 = int(input("Enter the numerator number >_ "))
    num2 = int(input("Enter the denominator number>_ "))
    div = num1 / num2
    result_div = str(div)
    print("The quotient from dividing ", num1, " by ", num2, " gives >_ " + result_div)

elif command == "5" or command == "average":
    total = 0
    count = 0
    numNumbers = int(input("How many numbers do you want to average > "))
    for count in range(numNumbers):
        numEntered = input("Enter a number to include in your average " +str(count + 1) + "> ")
        total = total + int(numEntered)
    average = total / numNumbers
    print("The average of the  ", numNumbers, " numbers entered is " + str(average))
elif command == "6" or command == "shoplist_calculator":
    print("\nI will take a list of shopping items, their price and calculate a a running total for you")
    shopping = []
    count = 0
    total =0.0
    count = int(input("How many items do you want to include in your shopping list > "))
    for item in range(count):
        listitem = input("\nEnter item for your shopping list item number " +str(item + 1) + "> ")
        shopping.append(listitem)
        itemcost = input("Enter the cost of the item " +str(item + 1) + "> ")
        total = total + float(itemcost)  #could place price in list so could output next to item
    print("\nto confirm, this is your list:")  # new line to separate list
    for item in shopping:  #now to print the list
        print ("\t\t\t\t\t",item)    #adding tabs to indent the list of items
    total_items=len(shopping)
    print ("\nYou have " + str(total_items) + " items in your shopping list")
    print("and the total cost of the items entered is £ " + str(total))

else:
    print("Sorry I don't understand")