Merged revisions 8749 via svnmerge from

mdboom · mdboom · commit 61973269710a · 2010-10-12T19:13:57.000Z
https://matplotlib.svn.sf.net/svnroot/matplotlib/branches/v1_0_maint ........ r8749 | mdboom | 2010-10-12 15:13:09 -0400 (Tue, 12 Oct 2010) | 2 lines Safer handling of the minimum positive value in log locators. ........ svn path=/trunk/matplotlib/; revision=8750
diff --git a/lib/matplotlib/ticker.py b/lib/matplotlib/ticker.py
@@ -1243,7 +1243,7 @@ def __call__(self):
 
         if vmin <= 0.0:
             vmin = self.axis.get_minpos()
-            if vmin <= 0.0:
+            if vmin <= 0.0 or not np.isfinite(vmin):
                 raise ValueError(
                     "Data has no positive values, and therefore can not be log-scaled.")
 
@@ -1296,7 +1296,7 @@ def view_limits(self, vmin, vmax):
 
         minpos = self.axis.get_minpos()
 
-        if minpos<=0:
+        if minpos<=0 or not np.isfinite(minpos):
             raise ValueError(
                 "Data has no positive values, and therefore can not be log-scaled.")
 
