Neal Becker wrote:
> Using mpl 1.4.3 on Fedora 22, I'm trying to use stix font (so I can render
> the unicode lambda label on the x-axis). I have every fedora package
> related to 'stix', I think. It displays ok in qtagg4, but if I try to save
> to pdf if fails with
>
> RuntimeError Traceback (most recent call
> last) <ipython-input-2-7dee58c07264> in <module>()
> ----> 1 exec(open(r'/usr/tmp/python-8710q1Y.py').read()) # PYTHON-MODE
>
> <string> in <module>()
>
> /usr/lib64/python3.4/site-packages/matplotlib/pyplot.py in savefig(*args,
> **kwargs)
> 575 def savefig(*args, **kwargs):
> 576 fig = gcf()
> --> 577 res = fig.savefig(*args, **kwargs)
> 578 draw() # need this if 'transparent=True' to reset colors
> 579 return res
>
> /usr/lib64/python3.4/site-packages/matplotlib/figure.py in savefig(self,
> *args, **kwargs)
> 1474 self.set_frameon(frameon)
> 1475
> -> 1476 self.canvas.print_figure(*args, **kwargs)
> 1477
> 1478 if frameon:
>
> /usr/lib64/python3.4/site-packages/matplotlib/backend_bases.py in
> print_figure(self, filename, dpi, facecolor, edgecolor, orientation,
> format, **kwargs)
> 2209 orientation=orientation,
> 2210 bbox_inches_restore=_bbox_inches_restore,
> -> 2211 **kwargs)
> 2212 finally:
> 2213 if bbox_inches and restore_bbox:
>
> /usr/lib64/python3.4/site-packages/matplotlib/backends/backend_pdf.py in
> print_pdf(self, filename, **kwargs)
> 2489 file.endStream()
> 2490 else: # we opened the file above; now
> finish
> it off
> -> 2491 file.close()
> 2492
> 2493
>
> /usr/lib64/python3.4/site-packages/matplotlib/backends/backend_pdf.py in
> close(self)
> 523 self.endStream()
> 524 # Write out the various deferred objects
> --> 525 self.writeFonts()
> 526 self.writeObject(self.alphaStateObject,
> 527 dict([(val[0], val[1])
>
> /usr/lib64/python3.4/site-packages/matplotlib/backends/backend_pdf.py in
> writeFonts(self)
> 626 chars = self.used_characters.get(stat_key)
> 627 if chars is not None and len(chars[1]):
> --> 628 fonts[Fx] = self.embedTTF(realpath, chars[1])
> 629 self.writeObject(self.fontObject, fonts)
> 630
>
> /usr/lib64/python3.4/site-packages/matplotlib/backends/backend_pdf.py in
> embedTTF(self, filename, characters)
> 1101
> 1102 if fonttype == 3:
> -> 1103 return embedTTFType3(font, characters, descriptor)
> 1104 elif fonttype == 42:
> 1105 return embedTTFType42(font, characters, descriptor)
>
> /usr/lib64/python3.4/site-packages/matplotlib/backends/backend_pdf.py in
> embedTTFType3(font, characters, descriptor)
> 887 # actual outlines)
> 888 rawcharprocs = ttconv.get_pdf_charprocs(
> --> 889 filename.encode(sys.getfilesystemencoding()),
> glyph_ids)
> 890 charprocs = {}
> 891 for charname, stream in six.iteritems(rawcharprocs):
>
> RuntimeError: TrueType font is missing table
>
forgot to attach the code.
#!/usr/bin/python
# -*- coding: utf-8 -*-
data='''carriers,lambda,per
1,7,1.3e-4
1,8,3.0e-4
1,9,.0014
8,7,4.8e-4
8,8,1.3e-3
8,9,.0075
'''
import pandas as pd
try:
from StringIO import StringIO
except ImportError:
from io import StringIO
df = pd.read_csv (StringIO (data))
g = df.groupby ('carriers')
import matplotlib.pyplot as plt
import matplotlib as mpl
#mpl.rcParams['font.family'] = 'stix'
mpl.rc('font', family='DejaVu Sans')
#mpl.rc('font', family='stix')
import itertools
markers = itertools.cycle(['o','s','v'])
fig = plt.figure()
ax = fig.add_subplot(111)
for c, stuff in g:
plt.semilogy (stuff['lambda'].values, stuff['per'].values,
label='carriers=%s'%c, marker=next(markers))
plt.legend (loc='best')
ax.set_xlabel (' ')
ax.set_ylabel ('per')
plt.grid(which='major', linestyle='solid')
plt.grid(which='minor', linestyle='dashed')
plt.savefig ('per_vs_lambda.pdf')
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