python_装饰器，,装饰器：def wr

python_装饰器，,装饰器：def wr

装饰器：

def wrapper(func):    if login(‘kk‘):        return func  def login(user):    if user == ‘kk‘:        return True    else:        print "invalid username"def readirct(url):    pass@wrapperdef home():    print "show home page!"home()

python_装饰器