You are right, I'll try to figure out the mistake in my configuration of
logging system in my spare time.
Many thanks!
On Monday, September 19, 2016 at 7:24:19 PM UTC+8, Martin Richard wrote:
>
> done.result() should raise an AttributeError (as you should have wrote
> task.result()).
> When the logger is disabled, task.result() raise the exception.
>
> The mistake is somewhere in your configuration of the logging system: it
> suppresses the output of the exception.
> For instance, when I call logging.error("test log") instead of
> fileConfig(), the output is:
>
> ERROR:root:test
> No exception raise
> ERROR:asyncio:Task exception was never retrieved
> future: <Task finished coro=<sync() done, defined at test.py:48>
> exception=NameError("name 'undefined' is not defined",) created at
> /usr/lib/python3.5/asyncio/tasks.py:345>
> source_traceback: Object created at (most recent call last):
> ...
>
> Which shows that the exception is indeed logged.
>
> 2016-09-19 13:16 GMT+02:00 hilo jack <[email protected] <javascript:>>:
>
>> done, pending = asyncio.get_event_loop().run_until_complete(asyncio.wait
>> ([sync(), sync()])) # terminated here
>> print(pending)
>> for task in done:
>> done.result() # it will not raise the exception
>>
>>
>> To get exceptions, I use asyncio.gather(*tasks) instead.
>>
>> asyncio.get_event_loop().run_until_complete(asyncio.gather(*[sync(), sync
>> ()])) # it will raise exception
>>
>>
>>
>
>
> --
> Martin <http://www.martiusweb.net> Richard
> www.martiusweb.net
>
