def runTest():
    """runTest creates an Input object and Retangle object and runs the test"""
    data = Input()  #create Input obj
    length = data.getNumber(
        'Enter length of rectangle: ')  #Use Input obj to get data with prompt
    width = data.getNumber(
        'Enter width of rectangle: ')  #Use Input obj to get data with prompt
    rec = Retangle(length,
                   width)  #Create a Rectangle obj with length and width
    print('The area of the retangle is {}'.format(rec.computeArea()))