Re: [Matplotlib-users] Math fonts not working after upgrading to MPL 1.0

[Tony S Yu <ts...@gm...>]

On Sep 8, 2010, at 11:56 AM, Jeremy Conlin wrote:

> I have trouble getting any symbols or any super/sub scripts to work
> since I upgraded to 1.0 a few months ago.  I always get a message
> saying that some font isn't found.  This occurs whenever I try to put
> symbols, superscripts, or subscripts in a label, or when I use a log
> scale (because then it MPL has to use superscripts).  I have tried
> changing my matplotlibrc file but haven't found any combination of
> settings that help.
> 
> To illustrate the problem, I have included three files, one python
> file and the other the error as captured from the output as well as my
> matplotlibrc file.  The python file is trivial:
> 
> # -------------------------------------------------
> import matplotlib.pyplot as pyplot
> 
> pyplot.plot([1,2,3], label='$\alpha > \beta$')
> 
> pyplot.legend()
> pyplot.show()
> # -------------------------------------------------
> 
> Can someone please help me figure out what is wrong?  I'm on a Mac
> running 10.6, python 2.6, matplotlib 1.0, and I have TeX installed.
> 
Works on my system if you use a raw string (note ``r`` before string):

>>> pyplot.plot([1,2,3], label=r'$\alpha > \beta$')

Does that fix your problem?

-Tony