ioloop_test.py 文件源码

def test_default_current(self):
        self.io_loop = IOLoop()
        # The first IOLoop with default arguments is made current.
        self.assertIs(self.io_loop, IOLoop.current())
        # A second IOLoop can be created but is not made current.
        io_loop2 = IOLoop()
        self.assertIs(self.io_loop, IOLoop.current())
        io_loop2.close()