[yt-users] Difficulties saving as eps

[Daniel Fenn]

Ok John, will do. Thanks.

2014-12-11 17:09 GMT-05:00 John Wise <jwise at physics.gatech.edu>:

> Hi Daniel,
>
> Sorry to hear that you're having trouble with the eps_writer module in
> yt.  Please assign me to the issue.  I will fix this issue.
>
> Thanks,
> John
>
> On 12/11/2014 03:24 PM, Nathan Goldbaum wrote:
>
>>
>>
>> On Thu, Dec 11, 2014 at 12:13 PM, Daniel Fenn <dsfenn at gmail.com
>> <mailto:dsfenn at gmail.com>> wrote:
>>
>>     Hi everyone,
>>
>>     I'm having some difficulties saving a simple slice as an eps. I'm
>>     following the approach in the docs, where I first do
>>
>>     eps_fig = eps.single_plot(tempSlice),
>>
>>     where tempSlice is the name of my slice object. This throws an error
>>     in insert_image_yt() around line 477 (my line numbers might be
>>     slightly different, because I've been messing with the file). The
>>     error is that _p1 is not defined. Looking at the source, I can see
>>     that _p1 is only conditionally defined. In my particular case,
>>     self.canvas = None, so _p1 is never defined.
>>
>>     There's a block of logic in the following elif block (~ line 452)
>>     that looks like it's probably still applicable, but only gets called
>>     for phase plots when there is a canvas defined. It sets the field
>>     and defines _p1. As a temporary measure, I copied and pasted this
>>     code into the self.canvas==None block, just to see if it would work.
>>
>>     That seemed to get it past that issue, but then it soon runs into
>>     another issue in axis_box_yt(). Around line 290, the following line
>>     is executed:
>>
>>     _xrange = (0, width * plot.ds[units])
>>
>>
>> This is likely because you are executing a code path that was never
>> updated for yt 3.0
>>
>> Can you reproduce this behavior using one of the test datasets on
>> yt-project.org/data <http://yt-project.org/data>?  If so, can you file a
>> bug report?
>>
>> Also, FWIW, you can save a normal PlotWindow plot as eps, just append
>> .eps to the path you pass to the save() function.
>>
>>
>>     /Units/ is a string with a value of "km". Trying to execute this
>>     line throws a key error. I'm not exactly sure what the line is
>>     trying to do, but I'm guessing the second value in the tuple is
>>     supposed to be a number with a unit--perhaps something like
>>     YTQuantity(width, units)?
>>
>>     I'm hesitant to change too many things here, because I'm not
>>     entirely sure what's going on. Are these problems that anyone else
>>     has run into?
>>
>>     Thanks for any input,
>>
>>     Dan
>>
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> --
> John Wise
> Assistant Professor of Physics
> Center for Relativistic Astrophysics, Georgia Tech
> http://cosmo.gatech.edu
>
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