René's URL Explorer Experiment

{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"ERROR: matplotlib.tests.test_backend_pgf.test_xelatex ","articleBody":"```\n======================================================================\nERROR: matplotlib.tests.test_backend_pgf.test_xelatex\n----------------------------------------------------------------------\nTraceback (most recent call last):\n  File \"/home/mdboom/python/lib/python2.7/site-packages/nose/case.py\", line 197, in runTest\n    self.test(*self.arg)\n  File \"/home/mdboom/python/lib/python2.7/site-packages/matplotlib/testing/decorators.py\", line 39, in failer\n    result = f(*args, **kwargs)\n  File \"/home/mdboom/python/lib/python2.7/site-packages/matplotlib/tests/test_backend_pgf.py\", line 30, in backend_switcher\n    result = func(*args, **kwargs)\n  File \"/home/mdboom/python/lib/python2.7/site-packages/matplotlib/tests/test_backend_pgf.py\", line 68, in test_xelatex\n    compare_figure('pgf_xelatex.pdf')\n  File \"/home/mdboom/python/lib/python2.7/site-packages/matplotlib/tests/test_backend_pgf.py\", line 40, in compare_figure\n    plt.savefig(actual)\n  File \"/home/mdboom/python/lib/python2.7/site-packages/matplotlib/pyplot.py\", line 475, in savefig\n    return fig.savefig(*args, **kwargs)\n  File \"/home/mdboom/python/lib/python2.7/site-packages/matplotlib/figure.py\", line 1228, in savefig\n    self.canvas.print_figure(*args, **kwargs)\n  File \"/home/mdboom/python/lib/python2.7/site-packages/matplotlib/backend_bases.py\", line 2089, in print_figure\n    **kwargs)\n  File \"/home/mdboom/python/lib/python2.7/site-packages/matplotlib/backends/backend_pgf.py\", line 717, in print_pdf\n    raise RuntimeError(\"%s was not able to process your file.\\n\\nFull log:\\n%s\" % (texcommand, stdout))\nUnboundLocalError: local variable 'stdout' referenced before assignment\n```\n\nThis is on Fedora 17, with xelatex installed.\n","author":{"url":"https://github.com/mdboom","@type":"Person","name":"mdboom"},"datePublished":"2012-08-20T17:42:34.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":8},"url":"https://github.com/1116/matplotlib/issues/1116"}