test_kernel.py 文件源码

def test_shutdown():
    """Kernel exits after polite shutdown_request"""
    with new_kernel() as kc:
        km = kc.parent
        execute(u'a = 1', kc=kc)
        wait_for_idle(kc)
        kc.shutdown()
        for i in range(100): # 10s timeout
            if km.is_alive():
                time.sleep(.1)
            else:
                break
        nt.assert_false(km.is_alive())