asyncio_socket_server.py 文件源码

def demo1():
    """Plain old urwid app.  Just happens to be run atop asyncio as the event
    loop.

    Note that the clock is updated using the asyncio loop directly, not via any
    of urwid's facilities.
    """
    main_widget = build_widgets()

    urwid_loop = urwid.MainLoop(
        main_widget,
        event_loop=urwid.AsyncioEventLoop(loop=loop),
        unhandled_input=unhandled,
    )
    urwid_loop.run()


# -----------------------------------------------------------------------------
# Demo 2