Functions_def

def intro():
    print("Let's do some coding.")
    intro = input("If you want to add two numbers write 'add' or 'plus': ")
    if intro == "add" or intro == "plus":
       print("Let's add some numbers:")
       input1 = input("Number 1> ")
       input2 = input("Number 2> ")
       number1 = int(input1)
       number2 = int(input2)
       result = number1 + number2
       output = str(result)
       print("The result of the sum: " + input1 + " + " + input2 + " = " + output)
       print("That's all, bye.")
intro()
intro()