[IPython-dev] Errors in ipython startup muted by Notebook?
Thomas Kluyver
takowl at gmail.com
Wed Aug 6 19:37:54 EDT 2014
On 6 August 2014 14:47, Fernando Perez <fperez.net at gmail.com> wrote:
> Can you see what these give in one of your fully headless kernels?
In [6]: sys.__stderr__.fileno()
Out[6]: 2
In [7]: sys.__stderr__.isatty()
Out[7]: False
In [8]: sys.__stderr__.closed
Out[8]: False
So the difference is that it's not a TTY, which makes sense. I guess the
process launcher pipes stdout and stderr to a log file somewhere, or just
to /dev/null.
Thomas
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