>>> import asyncio
>>> async def foo(loop, iv):
...     await loop.sleep(1)
...     print(f'done: {iv}')
...
>>> loop = asyncio.get_event_loop()
>>> loop.call_later(2, foo, loop, 10)
<TimerHandle when=36395.554089349 foo(<_UnixSelecto...e debug=False>, 10) at <input>:1>
>>> loop.run_forever()