Revision: 8306
http://matplotlib.svn.sourceforge.net/matplotlib/?rev=8306&view=rev
Author: mdboom
Date: 2010-05-10 20:34:33 +0000 (Mon, 10 May 2010)
Log Message:
-----------
[2998906] OverflowError when xscale='log' for hexbin
Raises ValueError if trying to log-scale non-positive values.
Modified Paths:
--------------
trunk/matplotlib/lib/matplotlib/axes.py
Modified: trunk/matplotlib/lib/matplotlib/axes.py
===================================================================
--- trunk/matplotlib/lib/matplotlib/axes.py 2010-05-10 20:17:51 UTC (rev
8305)
+++ trunk/matplotlib/lib/matplotlib/axes.py 2010-05-10 20:34:33 UTC (rev
8306)
@@ -5778,8 +5778,12 @@
x = np.array(x, float)
y = np.array(y, float)
if xscale=='log':
+ if np.any(x <= 0.0):
+ raise ValueError("x contains non-positive values, so can not
be log-scaled")
x = np.log10(x)
if yscale=='log':
+ if np.any(y <= 0.0):
+ raise ValueError("y contains non-positive values, so can not
be log-scaled")
y = np.log10(y)
if extent is not None:
xmin, xmax, ymin, ymax = extent
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