OK, the fix in the latest SVN does seem to work.
Andrew
On 9 Nov 2007, at 13:24, Michael Droettboom wrote:
> There is a (probable) fix for this in SVN r4179. I can't get to a
> Mac to test right now -- can you please confirm that fixes your
> problem? You may need to remove ~/.matplotlibrc/fontManager.cache
> (just once) in case the earlier bug has messed up the cache.
>
> Andrew Jaffe wrote:
>> Andrew Jaffe wrote:
>>> Hi-
>>>
>>> I've got two Intel OSX machines running matplotlib.
>>>
>>> I recently upgraded one of them to the latest MPL svn. On one
>>> machine, I had some pytz-related problems which I resolved, and I
>>> was able to use it more or less fine. However, when the very
>>> first time I started it, there was a huge pause which I
>>> eventually realized had something to do with the font cache, but
>>> it seems OK since then (but perhaps there should be a warning
>>> message when the cache is being built?)
>
> Perhaps you have a lot of fonts on your system. I see your point
> about the warning message, but sometimes when the user is presented
> with too much information, they just train themselves to ignore all
> of it...
>
>>> On the other machine, however, I got the traceback below, which I
>>> eventually traced to the call OSXInstalledFonts() in
>>> findSystemFonts(). Unfortunately, OSXInstalledFonts() is really
>>> OSXInstalledFonts(directory=None, fontext=None)
>>> which then calls
>>> fontext = get_fontext_synonyms(fontext)
>>> which fails with fontext=None.
>>>
>>> I was actually able to fix this by copying the .matplottlib
>>> directory
>>> from the working machine, but it's still clearly a bug!
>> Actually, sorry, this *doesn't* fix the problem on machine number
>> 2 (it just lets ipython -pylab start without crashing, but
>> actually calling, e.g., plot(x,y) still fails for the same reason).
>>> Yours,
>>>
>>> Andrew
>>>
>>>
>>>
>>> Traceback (most recent call last):
>>> File "/Users/jaffe/home/local/bin/ipython", line 8, in <module>
>>> load_entry_point('ipython==0.8.1', 'console_scripts',
>>> 'ipython')()
>>> File "/Users/jaffe/Library/Python/2.5/site-packages/
>>> ipython-0.8.1-py2.5.egg/IPython/ipapi.py", line 356, in
>>> launch_new_instance
>>> ses = make_session(user_ns)
>>> File "/Users/jaffe/Library/Python/2.5/site-packages/
>>> ipython-0.8.1-py2.5.egg/IPython/ipapi.py", line 405, in make_session
>>> return IPython.Shell.start(user_ns)
>>> File "/Users/jaffe/Library/Python/2.5/site-packages/
>>> ipython-0.8.1-py2.5.egg/IPython/Shell.py", line 1111, in start
>>> return shell(user_ns = user_ns)
>>> File "/Users/jaffe/Library/Python/2.5/site-packages/
>>> ipython-0.8.1-py2.5.egg/IPython/Shell.py", line 1008, in __init__
>>> shell_class=MatplotlibShell)
>>> File "/Users/jaffe/Library/Python/2.5/site-packages/
>>> ipython-0.8.1-py2.5.egg/IPython/Shell.py", line 74, in __init__
>>> debug=debug,shell_class=shell_class)
>>> File "/Users/jaffe/Library/Python/2.5/site-packages/
>>> ipython-0.8.1-py2.5.egg/IPython/ipmaker.py", line 95, in
>>> make_IPython
>>> embedded=embedded,**kw)
>>> File "/Users/jaffe/Library/Python/2.5/site-packages/
>>> ipython-0.8.1-py2.5.egg/IPython/Shell.py", line 562, in __init__
>>> user_ns,b2 = self._matplotlib_config(name,user_ns)
>>> File "/Users/jaffe/Library/Python/2.5/site-packages/
>>> ipython-0.8.1-py2.5.egg/IPython/Shell.py", line 503, in
>>> _matplotlib_config
>>> import matplotlib.pylab as pylab
>>> File "/Users/jaffe/Library/Python/2.5/site-packages/
>>> matplotlib-0.90.1_r4176-py2.5-macosx-10.3-fat.egg/matplotlib/
>>> pylab.py", line 208, in <module>
>>> from matplotlib import mpl # pulls in most modules
>>> File "/Users/jaffe/Library/Python/2.5/site-packages/
>>> matplotlib-0.90.1_r4176-py2.5-macosx-10.3-fat.egg/matplotlib/
>>> mpl.py", line 3, in <module>
>>> from matplotlib import axis
>>> File "/Users/jaffe/Library/Python/2.5/site-packages/
>>> matplotlib-0.90.1_r4176-py2.5-macosx-10.3-fat.egg/matplotlib/
>>> axis.py", line 20, in <module>
>>> from font_manager import FontProperties
>>> File "/Users/jaffe/Library/Python/2.5/site-packages/
>>> matplotlib-0.90.1_r4176-py2.5-macosx-10.3-fat.egg/matplotlib/
>>> font_manager.py", line 1129, in <module>
>>> _rebuild()
>>> File "/Users/jaffe/Library/Python/2.5/site-packages/
>>> matplotlib-0.90.1_r4176-py2.5-macosx-10.3-fat.egg/matplotlib/
>>> font_manager.py", line 1120, in _rebuild
>>> fontManager = FontManager()
>>> File "/Users/jaffe/Library/Python/2.5/site-packages/
>>> matplotlib-0.90.1_r4176-py2.5-macosx-10.3-fat.egg/matplotlib/
>>> font_manager.py", line 884, in __init__
>>> self.ttffiles = findSystemFonts(paths) + findSystemFonts()
>>> File "/Users/jaffe/Library/Python/2.5/site-packages/
>>> matplotlib-0.90.1_r4176-py2.5-macosx-10.3-fat.egg/matplotlib/
>>> font_manager.py", line 254, in findSystemFonts
>>> for f in OSXInstalledFonts():
>>> File "/Users/jaffe/Library/Python/2.5/site-packages/
>>> matplotlib-0.90.1_r4176-py2.5-macosx-10.3-fat.egg/matplotlib/
>>> font_manager.py", line 180, in OSXInstalledFonts
>>> fontext = get_fontext_synonyms(fontext)
>>> File "/Users/jaffe/Library/Python/2.5/site-packages/
>>> matplotlib-0.90.1_r4176-py2.5-macosx-10.3-fat.egg/matplotlib/
>>> font_manager.py", line 100, in get_fontext_synonyms
>>> 'afm': ('afm',)}[fontext]
>>> KeyError: None
>>> gog:~% mv .matplotlib tmp.matplotlib; scp
>>>
>>>
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>
> --
> Michael Droettboom
> Science Software Branch
> Operations and Engineering Division
> Space Telescope Science Institute
> Operated by AURA for NASA
______________________________________________________________________
Andrew Jaffe a....@im...
Astrophysics Group +44 207 594-7526
Blackett Laboratory, Room 1013 FAX 7541
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