On 01/13/2017 06:50 PM, John H Palmieri wrote:
> This question comes from
> http://stackoverflow.com/questions/41638257/graphics-in-sage-script: if I
> have a file "foo.sage" and I want to run "sage foo.sage" and have it pop up
> a window displaying a plot, how do I do this?
>
> For example, if foo.sage contains
>
> P = plot(sin(x))
> P.show()
>
> then it prints "Graphics object consisting of 1 graphics primitive" rather
> than displaying the plot. I know I can save the plot instead, but is there
> an easy way to display it directly?
>
import os.path
import subprocess
import tempfile
from sage.all import *
x = SR.var('x', domain='real')
p = plot(sin, x, -pi, pi)
imgpath = os.path.join(tempfile.mkdtemp(), 'foo.png')
p.save(imgpath)
subprocess.call(["xdg-open", imgpath])
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