[mod_python] matplotlib and mod_python

Greg Fawcett greg at vig.co.nz
Sun Feb 25 16:18:12 EST 2007

It would be interesting to see if you could open the file in /tmp and copy
the contents to your web directory. Or could you create a symlink to the
/tmp file?


On 26/02/07, Rajarshi Guha <rguha at indiana.edu> wrote:
> Hi, I have a mod_python based application in which I would like to
> generate a chart using matplotlib.
> Currently, when I try to call the function that generates the chart I
> get a 'HOME not writable' error. I realize why this is happening and so
> I modified my apache startup script to export a HOME directory of '/tmp'
> When this is done, the chart is generated, but when I try to dump the
> chart to a file using:
> canvas.print_figure( ... )
> the file is always created in /tmp (i.e., the value of HOME), rather
> than in the file that I specify (which is in a current directory that is
> writable by apache).
> Has anybody successfully used matplotlib in a mod_python application, to
> actually save a chart to a disk file?
> (I realize that one way would be to send back the raw image bytes, but
> the image is supposed to be a part of an HTML page, so I can't go down
> that path)
> Any pointers would be greatly appreciated.
> Thanks,
> -------------------------------------------------------------------
> Rajarshi Guha <rguha at indiana.edu>
> GPG Fingerprint: 0CCA 8EE2 2EEB 25E2 AB04 06F7 1BB9 E634 9B87 56EE
> -------------------------------------------------------------------
> The Heineken Uncertainty Principle:
> You can never be sure how many beers you had last night.
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