Recipe request: asyncio "spin off coroutine"

[Ian Kelly]

On Wed, Dec 14, 2016 at 12:53 PM, Chris Angelico <rosuav at gmail.com> wrote:
> On Thu, Dec 15, 2016 at 6:27 AM, Marko Rauhamaa <marko at pacujo.net> wrote:
>> Chris Angelico <rosuav at gmail.com>:
>>
>>>     asyncio.spin_off(parallel()) # ???
>>>
>>> [...]
>>>
>>> What code should go on the "???" line to accomplish this?
>>
>> asyncio.ensure_future(parallel())
>
> Hmm. I tried that but it didn't work in the full program (it hung the
> calling coroutine until completion). But it does work in the toy
> example I posted here. Weird. Must be something else that's wrong,
> then. I'll keep poking around, thanks.

Did you just use "asyncio.ensure_future(parallel())" in the full
program or did you throw in an await by mistake?