[yt-users] Logging of output

[Matthew Turk]

Hi Nathan and Max,

I think with John ZuHone's recent patches, we're no longer using
basicConfig -- so you should be able to apply new handlers for file output
now.  I think the object is called yt_sh in yt.utilities.logger.

-Matt

On Thu, Jan 8, 2015 at 2:58 PM, Nathan Goldbaum <nathan12343 at gmail.com>
wrote:

> Hi Max,
>
> On Wed, Jan 7, 2015 at 4:30 PM, Max Katz <maxpkatz at gmail.com> wrote:
>
>> Hi all,
>>
>> A glance at the source code (utilities/logger.py) indicates to me that yt
>> is using the Python logging package for output information, and that
>> depending on the choice of the option stdoutStreamLogging, this can be
>> directed to either stdout or stderr. Since there's a lot of information
>> piped to stdout whenever a dataset is opened, and this can tend to
>> overwhelm any other information that is being displayed to screen it would
>> be nice if the logging output could be redirected to a file. This can be
>> done when setting the basicConfig for the logger
>> <https://docs.python.org/2/howto/logging.html> when setting it up, but
>> that page indicates that this configuration cannot be overridden after it
>> has initially been set. Is there a way to include an option in yt for the
>> user to direct the logging output to a file of their choice?
>>
>
> Not at the moment, no.
>
> Of course, you can always redirect the output of a script to a file:
>
> python my_script.py > all_output 2>&1
>
> To make it so only logging statements get redirected, and not all stdout
> and stderr, we could probably add a configuration option (see yt/config.py)
> to specify a file where logging items should be dumped to.  If you'd be
> interested, I think this would be a straightforward initial contribution to
> yt.
>
>
>>
>>
>> Max Katz
>> Department of Physics and Astronomy
>> Vice President, Graduate Student Organization
>> Stony Brook University
>> http://astro.sunysb.edu/mkatz/
>>
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>>
>
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