I'm seeing this here, too. Something must have been messed up recently
in SVN. I'm looking into it.
Mike
Zane Selvans wrote:
>> We have two modes to render latex -- one is native TeX layout and uses
>> latex and dvipng, and is superior if you need all of TeX's
>> capabilities (eg an eqnarray), but the fonts are suboptimal. The
>> other is mathtext, which will cover 98% of most users' math needs,
>> does not require a latex install because it is pure mpl, and uses
>> nicer fonts .
>
> Well, if I turn off usetex, then the LaTeX symbols don't get rendered
> correctly. It's obviously trying to do something other than just
> write out the plain text, but it's not doing the right thing. I quit
> out of matplotlib, and re-purged all the cached stuff from my
> .matplotlib directory, and it's still failing. From the docs, it
> sounds like mathtext is just the default way for Text objects to get
> rendered. It fails the same way irrespective of whether I use a raw
> string, or a double-quoted string:
>
> fit_ax.set_ylabel(r'$\delta_{rms}$ [degrees]')
> fit_ax.set_ylabel("$\delta_{rms}$ [degrees]")
>
> both give a capital 'C' with a subscript 'rms'
>
> $\bar{D}$ results in a capital D with a little circle over it.
>
> $20^\circ$ yields 20 raised to the little tiny 'e' power.
> Even if I wipe my site-packages/matplotlib* directory and egg-info,
> make clean, and recompile and install matplotlib from the SVN source,
> I still get the same problem. I don't know if it means anything, but
> I note that the mpl-data/fonts directory in SVN has 282 sub-entries,
> and the mpl-data/fonts directory that's getting installed in my
> site-packages only has 99 sub-entries. But maybe they aren't supposed
> to be the same? Dunno.
> So for now I can only get my math symbols to render with text.usetext
> turned on.
I'm seeing
--
Michael Droettboom
Science Software Branch
Operations and Engineering Division
Space Telescope Science Institute
Operated by AURA for NASA
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