2009/7/2 Robert Miller <rlmills...@gmail.com>:
>
>> but on 32-bit ubuntu I also get this in the file where a previous
>> failure was fixed by the merged patch at #6446:
>>
>> sage -t "devel/sage/sage/graphs/graph_plot.py"
>>
>> On reattempt this did pass, but it is a little worrying.
>
> What was the failure?
sage -t "devel/sage/sage/graphs/graph_plot.py"
libpng error: Image width or height is zero in IHDR
libpng error: Image width or height is zero in IHDR
**********************************************************************
File "/home/john/sage-4.1.alpha3/devel/sage/sage/graphs/graph_plot.py",
line 358:
sage: GP.plot()
Exception raised:
Traceback (most recent call last):
File "/home/john/sage-4.1.alpha3/local/bin/ncadoctest.py", line
1231, in run_one_test
self.run_one_example(test, example, filename, compileflags)
File "/home/john/sage-4.1.alpha3/local/bin/sagedoctest.py", line
38, in run_one_example
OrigDocTestRunner.run_one_example(self, test, example,
filename, compileflags)
File "/home/john/sage-4.1.alpha3/local/bin/ncadoctest.py", line
1172, in run_one_example
compileflags, 1) in test.globs
File "<doctest __main__.example_4[13]>", line 1, in <module>
GP.plot()###line 358:
sage: GP.plot()
File "sage_object.pyx", line 101, in
sage.structure.sage_object.SageObject.__repr__
(sage/structure/sage_object.c:1346)
File
"/home/john/sage-4.1.alpha3/local/lib/python/site-packages/sage/plot/plot.py",
line 872, in _repr_
self.show()
File
"/home/john/sage-4.1.alpha3/local/lib/python/site-packages/sage/plot/plot.py",
line 1292, in show
hgridlinesstyle=hgridlinesstyle)
File
"/home/john/sage-4.1.alpha3/local/lib/python/site-packages/sage/plot/plot.py",
line 1627, in save
canvas.print_figure(filename, dpi=dpi)
File
"/home/john/sage-4.1.alpha3/local/lib/python/site-packages/matplotlib/backend_bases.py",
line 1453, in print_figure
**kwargs)
File
"/home/john/sage-4.1.alpha3/local/lib/python/site-packages/matplotlib/backends/backend_agg.py",
line 334, in print_png
filename_or_obj, self.figure.dpi)
RuntimeError: Error building image
**********************************************************************
File "/home/john/sage-4.1.alpha3/devel/sage/sage/graphs/graph_plot.py",
line 360:
sage: GP.plot()
Exception raised:
Traceback (most recent call last):
File "/home/john/sage-4.1.alpha3/local/bin/ncadoctest.py", line
1231, in run_one_test
self.run_one_example(test, example, filename, compileflags)
File "/home/john/sage-4.1.alpha3/local/bin/sagedoctest.py", line
38, in run_one_example
OrigDocTestRunner.run_one_example(self, test, example,
filename, compileflags)
File "/home/john/sage-4.1.alpha3/local/bin/ncadoctest.py", line
1172, in run_one_example
compileflags, 1) in test.globs
File "<doctest __main__.example_4[15]>", line 1, in <module>
GP.plot()###line 360:
sage: GP.plot()
File "sage_object.pyx", line 101, in
sage.structure.sage_object.SageObject.__repr__
(sage/structure/sage_object.c:1346)
File
"/home/john/sage-4.1.alpha3/local/lib/python/site-packages/sage/plot/plot.py",
line 872, in _repr_
self.show()
File
"/home/john/sage-4.1.alpha3/local/lib/python/site-packages/sage/plot/plot.py",
line 1292, in show
hgridlinesstyle=hgridlinesstyle)
File
"/home/john/sage-4.1.alpha3/local/lib/python/site-packages/sage/plot/plot.py",
line 1627, in save
canvas.print_figure(filename, dpi=dpi)
File
"/home/john/sage-4.1.alpha3/local/lib/python/site-packages/matplotlib/backend_bases.py",
line 1453, in print_figure
**kwargs)
File
"/home/john/sage-4.1.alpha3/local/lib/python/site-packages/matplotlib/backends/backend_agg.py",
line 334, in print_png
filename_or_obj, self.figure.dpi)
RuntimeError: Error building image
**********************************************************************
1 items had failures:
2 of 18 in __main__.example_4
***Test Failed*** 2 failures.
> >
>
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