Make travis pass

nwin · nwin · commit 4cdd4bd7d2ad · 2015-01-21T11:09:24.000+01:00
diff --git a/lib/matplotlib/backends/backend_pgf.py b/lib/matplotlib/backends/backend_pgf.py
@@ -317,7 +317,7 @@ def __init__(self):
                                      stdin=subprocess.PIPE,
                                      stdout=subprocess.PIPE,
                                      cwd=self.tmpdir)
-        except OSError, e:
+        except OSError as e:
             if e.errno == errno.ENOENT:
                 raise OSError(errno.ENOENT, "Latex command not found. "
                     "Install '%s' or change pgf.texsystem to the desired command."
