次のコードを実行中：
import matplotlib as mpl
import pylab
mpl.use("agg")
mpl.rcParams["text.usetex"]=True
pylab.plot(range(5))
pylab.savefig("test.pdf")
エラーが発生します。
Traceback (most recent call last):
File "bug_test.py", line 12, in <module>
pylab.savefig("test.pdf")
File "/usr/lib/pymodules/python2.7/matplotlib/pyplot.py", line 561, in savefig
return fig.savefig(*args, **kwargs)
File "/usr/lib/pymodules/python2.7/matplotlib/figure.py", line 1421, in savefig
self.canvas.print_figure(*args, **kwargs)
File "/usr/lib/pymodules/python2.7/matplotlib/backend_bases.py", line 2220, in print_figure
**kwargs)
File "/usr/lib/pymodules/python2.7/matplotlib/backend_bases.py", line 1952, in print_pdf
return pdf.print_pdf(*args, **kwargs)
File "/usr/lib/pymodules/python2.7/matplotlib/backends/backend_pdf.py", line 2358, in print_pdf
file.close()
File "/usr/lib/pymodules/python2.7/matplotlib/backends/backend_pdf.py", line 507, in close
self.writeFonts()
File "/usr/lib/pymodules/python2.7/matplotlib/backends/backend_pdf.py", line 604, in writeFonts
realpath, stat_key = get_realpath_and_stat(filename)
File "/usr/lib/pymodules/python2.7/matplotlib/cbook.py", line 982, in __call__
stat = os.stat(realpath)
OSError: [Errno 2] No such file or directory: "<current directury>/cmr17"
フォントcmr17は標準ラテックスに存在します分布。 （mf、afm、tfm）ファイル。 PostScriptまたはEPSへのエクスポートは完全に機能します。しかし、XeTeXドキュメントに画像としてインポートするPDF出力が必要です。 usetex = Trueパーツを削除しても問題ありません。しかし、フォントをLaTeXドキュメントに対応させたいのです。
何が悪いのでしょうか。
（Debian不安定版、matplotlib 1.3.1、python 2.7、texlive 2013.20140408-1）
おかげで、 ローネン
編集：「--verbose-debug」を使用
$HOME=/home/ronen
matplotlib data path /usr/share/matplotlib/mpl-data
loaded rc file /home/ronen/.config/matplotlib/matplotlibrc
matplotlib version 1.3.1
verbose.level debug
interactive is True
platform is linux2
loaded modules: <dictionary-keyiterator object at 0x7fa39e47d890>
CACHEDIR=/home/ronen/.cache/matplotlib
Using fontManager instance from /home/ronen/.cache/matplotlib/fontList.cache
backend agg version v2.2
Dvi: /home/ronen/.cache/matplotlib/tex.cache/928f387fc89d34c34e634e0a7e62c685.dvi
Dvi._xxx: encountered special: papersize=5203.43999pt,5203.43999pt
find_tex_file(pcrr7t.tfm): ["kpsewhich", u"pcrr7t.tfm"]
find_tex_file result: /usr/share/texlive/texmf-dist/fonts/tfm/adobe/courier/pcrr7t.tfm
opening tfm file /usr/share/texlive/texmf-dist/fonts/tfm/adobe/courier/pcrr7t.tfm
lh=18, bc=0, ec=170, nw=3, nh=16, nd=16
find_tex_file(pcrr7t.vf): ["kpsewhich", u"pcrr7t.vf"]
find_tex_file result: /usr/share/texlive/texmf-dist/fonts/vf/adobe/courier/pcrr7t.vf
Dvi: /usr/share/texlive/texmf-dist/fonts/vf/adobe/courier/pcrr7t.vf
find_tex_file(pcrr8r.tfm): ["kpsewhich", u"pcrr8r.tfm"]
find_tex_file result: /usr/share/texlive/texmf-dist/fonts/tfm/adobe/courier/pcrr8r.tfm
opening tfm file /usr/share/texlive/texmf-dist/fonts/tfm/adobe/courier/pcrr8r.tfm
lh=18, bc=1, ec=255, nw=2, nh=16, nd=16
find_tex_file(pcrr8r.vf): ["kpsewhich", u"pcrr8r.vf"]
find_tex_file result:
Dvi._xxx: encountered special: Warning: missing glyph `Gamma"
Dvi._xxx: encountered special: Warning: missing glyph `Delta"
Dvi._xxx: encountered special: Warning: missing glyph `Theta"
Dvi._xxx: encountered special: Warning: missing glyph `Lambda"
Dvi._xxx: encountered special: Warning: missing glyph `Xi"
Dvi._xxx: encountered special: Warning: missing glyph `Pi"
Dvi._xxx: encountered special: Warning: missing glyph `Sigma"
Dvi._xxx: encountered special: Warning: missing glyph `Upsilon"
Dvi._xxx: encountered special: Warning: missing glyph `Phi"
Dvi._xxx: encountered special: Warning: missing glyph `Psi"
Dvi._xxx: encountered special: Warning: missing glyph `Omega"
Dvi._xxx: encountered special: Warning: missing glyph `dotlessj"
Dvi: /home/ronen/.cache/matplotlib/tex.cache/9fbf3f25dbfd4f5bfc60b39bc1491553.dvi
Dvi._xxx: encountered special: papersize=5203.43999pt,5203.43999pt
find_tex_file(cmr17.tfm): ["kpsewhich", u"cmr17.tfm"]
find_tex_file result: /usr/share/texlive/texmf-dist/fonts/tfm/public/cm/cmr17.tfm
opening tfm file /usr/share/texlive/texmf-dist/fonts/tfm/public/cm/cmr17.tfm
lh=18, bc=0, ec=127, nw=36, nh=16, nd=9
find_tex_file(cmr17.vf): ["kpsewhich", u"cmr17.vf"]
find_tex_file result:
find_tex_file(cmmi12.tfm): ["kpsewhich", u"cmmi12.tfm"]
find_tex_file result: /usr/share/texlive/texmf-dist/fonts/tfm/public/cm/cmmi12.tfm
opening tfm file /usr/share/texlive/texmf-dist/fonts/tfm/public/cm/cmmi12.tfm
lh=18, bc=0, ec=127, nw=97, nh=15, nd=9
find_tex_file(cmmi12.vf): ["kpsewhich", u"cmmi12.vf"]
find_tex_file result:
Dvi: /home/ronen/.cache/matplotlib/tex.cache/928f387fc89d34c34e634e0a7e62c685.dvi
Dvi._xxx: encountered special: papersize=5203.43999pt,5203.43999pt
Dvi: /home/ronen/.cache/matplotlib/tex.cache/e2d6db7fad01b37ac8a02a8a85387ce8.dvi
Dvi._xxx: encountered special: papersize=5203.43999pt,5203.43999pt
Dvi: /home/ronen/.cache/matplotlib/tex.cache/928f387fc89d34c34e634e0a7e62c685.dvi
Dvi._xxx: encountered special: papersize=5203.43999pt,5203.43999pt
Dvi: /home/ronen/.cache/matplotlib/tex.cache/fdbe72858be7d78500d8beb017e1c50e.dvi
Dvi._xxx: encountered special: papersize=5203.43999pt,5203.43999pt
Dvi: /home/ronen/.cache/matplotlib/tex.cache/928f387fc89d34c34e634e0a7e62c685.dvi
Dvi._xxx: encountered special: papersize=5203.43999pt,5203.43999pt
Dvi: /home/ronen/.cache/matplotlib/tex.cache/a8016fb0d928ed1959a912a59552b382.dvi
Dvi._xxx: encountered special: papersize=5203.43999pt,5203.43999pt
Dvi: /home/ronen/.cache/matplotlib/tex.cache/928f387fc89d34c34e634e0a7e62c685.dvi
Dvi._xxx: encountered special: papersize=5203.43999pt,5203.43999pt
Dvi: /home/ronen/.cache/matplotlib/tex.cache/cb6ad0a1dc1f50bb5ca10571c6efdf30.dvi
Dvi._xxx: encountered special: papersize=5203.43999pt,5203.43999pt
Dvi: /home/ronen/.cache/matplotlib/tex.cache/928f387fc89d34c34e634e0a7e62c685.dvi
Dvi._xxx: encountered special: papersize=5203.43999pt,5203.43999pt
Dvi: /home/ronen/.cache/matplotlib/tex.cache/7a581e7d191e4f12ac371e0c3fcd8c81.dvi
Dvi._xxx: encountered special: papersize=5203.43999pt,5203.43999pt
Dvi: /home/ronen/.cache/matplotlib/tex.cache/928f387fc89d34c34e634e0a7e62c685.dvi
Dvi._xxx: encountered special: papersize=5203.43999pt,5203.43999pt
Dvi: /home/ronen/.cache/matplotlib/tex.cache/36bfb83db6bed94b171b0012c6b762ee.dvi
Dvi._xxx: encountered special: papersize=5203.43999pt,5203.43999pt
Dvi: /home/ronen/.cache/matplotlib/tex.cache/928f387fc89d34c34e634e0a7e62c685.dvi
Dvi._xxx: encountered special: papersize=5203.43999pt,5203.43999pt
Dvi: /home/ronen/.cache/matplotlib/tex.cache/dd2f7eba0d7ff3aedbaa1020460486cd.dvi
Dvi._xxx: encountered special: papersize=5203.43999pt,5203.43999pt
Dvi: /home/ronen/.cache/matplotlib/tex.cache/928f387fc89d34c34e634e0a7e62c685.dvi
Dvi._xxx: encountered special: papersize=5203.43999pt,5203.43999pt
Dvi: /home/ronen/.cache/matplotlib/tex.cache/efecb62be4d3ddc63f3078bf80db0c27.dvi
Dvi._xxx: encountered special: papersize=5203.43999pt,5203.43999pt
Dvi: /home/ronen/.cache/matplotlib/tex.cache/9fbf3f25dbfd4f5bfc60b39bc1491553.dvi
Dvi._xxx: encountered special: papersize=5203.43999pt,5203.43999pt
Assigning font /F1 = cmr17
find_tex_file(pdftex.map): ["kpsewhich", "pdftex.map"]
find_tex_file result: /var/lib/texmf/fonts/map/pdftex/updmap/pdftex.map
Embedding font cmr17
Writing TrueType font
回答：
回答№1は1Matplotlibで特定のバックエンドを使用する場合、これを指定する必要があります 前 pylabをインポートします。
import matplotlib as mpl
mpl.use("agg")
import pylab
mpl.rcParams["text.usetex"]=True
pylab.plot(range(5))
pylab.savefig("test.pdf")