[yt-users] Difficulties saving as eps

[John Wise]

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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