test_backend_pgf: Bump up tolerance to 14.

mgiuca-google · mgiuca-google · commit c0c0acf7679f · 2013-03-23T18:09:20.000+11:00
diff --git a/lib/matplotlib/tests/test_backend_pgf.py b/lib/matplotlib/tests/test_backend_pgf.py
@@ -57,7 +57,7 @@ def compare_figure(fname):
 
     expected = os.path.join(result_dir, "expected_%s" % fname)
     shutil.copyfile(os.path.join(baseline_dir, fname), expected)
-    err = compare_images(expected, actual, tol=10)
+    err = compare_images(expected, actual, tol=14)
     if err:
         raise ImageComparisonFailure('images not close: %s vs. %s' % (actual, expected))
 
