def makebold(fn):
def pacote():
return "<b>" + fn() + "</b>"
return pacote
def makeitalic(fn):
def pacote():
return "<i>" + fn() + "</i>"
return pacote
@makebold
@makeitalic
def hello():
return "Ol'a Mundo"
print hello() ## retorno <b><i>Ol'a Mundo</i></b>