Question about asyncio doc example

Yaşar Arabacı yasar11732 at
Wed Jul 23 12:58:41 CEST 2014

asyncio.sleep() returns you a Future. When you yield from a future,
your coroutine blocks, until the Future completes. In the meantime,
event loop continutes to execute other things that are waiting to be
executed. The Future returned from asyncio.sleep gets completed after
specified seconds.

2014-07-23 13:43 GMT+03:00 Saimadhav Heblikar <saimadhavheblikar at>:
> Hi,
> The example in question is
> I'd like to learn the purpose of the statement
> "yield from asyncio.sleep(2)" in that example.
> In particular, I'd like to know if asyncio.sleep() is used as a
> substitute for slow/time consuming operation, i.e. in real code,
> whether there will be a real time consuming statement in place of
> asyncio.sleep().
> --
> Regards
> Saimadhav Heblikar
> --


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