python编程---example16

 这个例子是关于python module调用的，python module是 .py 的文件

pizza.py
    def make_pizza(size, *toppings):
	print("\nMaking a " + str(size) + 
		"-inch pizza with the following toppings:")
	for topping in toppings:
		print("-" + topping)

makeing_pizza.py
    ## 1
    import pizza

    pizza.make_pizza(16,'pepperoni')
    pizza.make_pizza(12,'mushrooms','green peppers','extra cheese')

    ## 2
    from pizza import make_pizza

    make_pizza(16,'pepperoni')
    make_pizza(12,'mushrooms','green peppers','extra cheese')

    ## 3
    from pizza import make_pizza as mp

    mp(16,'pepperoni')
    mp(12,'mushrooms','green peppers','extra cheese')

    ## 4
    import pizza as p

    p.make_pizza(16,'pepperoni')
    p.make_pizza(12,'mushrooms','green peppers','extra cheese')

    ## 5
    from pizza import *

    make_pizza(16,'pepperoni')
    make_pizza(12,'mushrooms','green peppers','extra cheese')