# Functions go here
def int_check(question, low, high):
    """Checks users enter an integer / float that is more than zero (or the 'xxx' exit code)"""

    error = f"Oops - please enter a number between {low} and {high}."

    while True:

        try:
            # Change the response to an integer and check that it's more than zero
            response = int(input(question))

            if low <= response <= high:
                return response
            else:
                print(error)

        except ValueError:
            print(error)