import threading
class Thread(threading.Thread):
    def __init__(self, f):
        threading.Thread.__init__(self)
        self.run = f
@Thread
def ttt():
    print "This is a thread function"
ttt.start()

import threading
def Thread(a):
    t1 = threading.Thread(target=a)
    t1.start()
@Thread
def ttt():
    print "This is a thread function"