human
I wrote the below code

    import thread
    global done
    done = None
    def f():
        global done
        done = Thread.CurrentThread.IsBackground
    thread.start_new_thread(f, ())
    while (done == None):
        Thread.Sleep(100)
    Assert(done)

What's a good function header?
assistant
#Here's a good function header.

@skip('win32')
def test_new_thread_is_background():