Benjamin Root <ben.root-grryuj3d...@public.gmane.org> writes:
>> >>> For some reason, my matplotlib isn't able to print percent signs ('%')
>> >>> properly:
>> >>>
>> >>> [1] inspiron:~/tmp# cat mplbug.py
>> >>>
>> >>> import matplotlib
>> >>> import matplotlib.pyplot as plt
>> >>> import numpy as np
>> >>>
>> >>> print matplotlib.__version__
>> >>> plt.plot(np.arange(10), np.arange(10)**2)
>> >>> plt.xlabel('Percent [%]')
>> >>> plt.savefig('mplbug.pdf')
>> >>>
>> >>> [0] inspiron:~/tmp# python mplbug.py
>> >>> 1.1.1rc2
>> >>>
>> >>> I have attached the resulting PDF. For some reason, the slash in the
>> >>> percent sign becomes a triangle that partially covers the upper left
>> >>> circle.
>> >>>
>> >>> Known bug? Any workarounds that don't require upgrading (I'd like to
>> >>> stick with the Debian package)?
>> >>
>> >> I'm using the AGG backend and saving to a png file without any
>> >> problems, but I'm using the current git master branch. I'll try to see
>> >> if I can recreate on 1.1.1rc2. Watch this space.
>> >
>> > No dice. I still can't recreate your problem on OS X 10.7.4 with
>> > matplotlib version 1.1.1-rc2.
>> >
>> > What are your font/tex specifications in the matplotlib.rcParams
>> dictionary?
>>
>> For me the problem occurs with PDF files, not PNG files. Or was that
>> just a typo?
>>
>> Font specifications are all default.
>>
>> # python -c 'import matplotlib; import pprint;
>> # pprint.pprint(matplotlib.rcParams)' | egrep 'tex'
>> 'legend.handletextpad': 0.8,
>> 'mathtext.bf': 'serif:bold',
>> 'mathtext.cal': 'cursive',
>> 'mathtext.default': 'it',
>> 'mathtext.fallback_to_cm': True,
>> 'mathtext.fontset': 'cm',
>> 'mathtext.it': 'serif:italic',
>> 'mathtext.rm': 'serif',
>> 'mathtext.sf': 'sans\\-serif',
>> 'mathtext.tt': 'monospace',
>> 'text.antialiased': True,
>> 'text.color': 'k',
>> 'text.dvipnghack': None,
>> 'text.hinting': True,
>> 'text.latex.preamble': [''],
>> 'text.latex.preview': False,
>> 'text.latex.unicode': False,
>> 'text.usetex': False,
>>
> I think I know why this is happening. Iirc, we recently took on a patch to
> allow string formatting for labels. For most cases, it shouldn't effect
> anybody, but if there is a lonely percent sign, I would imagine it could
> cause issues. As a test, try a double percent sign '%%'. If that works,
> the my theory might be right.
Nope, using '%%' just results in two corrupted signs in the PDF.
Best,
-Nikolaus
--
»Time flies like an arrow, fruit flies like a Banana.«
PGP fingerprint: 5B93 61F8 4EA2 E279 ABF6 02CF A9AD B7F8 AE4E 425C
------------------------------------------------------------------------------
Don't let slow site performance ruin your business. Deploy New Relic APM
Deploy New Relic app performance management and know exactly
what is happening inside your Ruby, Python, PHP, Java, and .NET app
Try New Relic at no cost today and get our sweet Data Nerd shirt too!
http://p.sf.net/sfu/newrelic-dev2dev
_______________________________________________
Matplotlib-users mailing list
Matplotlib-users@lists.sourceforge.net
https://lists.sourceforge.net/lists/listinfo/matplotlib-users
