Programming Tip - How to make a chain of function decorators in Python?

Today i am going to show Programming Tip - How to make a chain of function decorators in Python with simple code. I hope you will understand this.
If you have any query you can ask.
i hope you will like it.

def makebold(fn):
    def wrapped():
        return "" + fn() + ""
    return wrapped
def makeitalic(fn):
    def wrapped():
        return "" + fn() + ""
    return wrapped
@makebold
@makeitalic
def hello():
    return "hello world"
print hello()


OUTPUT

<b><i>hello world</i></b>