fixed bug in norms for degenerate case, vmin==vmax

efiring · efiring · commit b910468cf120 · 2007-04-09T00:23:14.000Z
svn path=/trunk/matplotlib/; revision=3192
diff --git a/lib/matplotlib/colors.py b/lib/matplotlib/colors.py
@@ -598,7 +598,7 @@ def __call__(self, value, clip=None):
         if vmin > vmax:
             raise ValueError("minvalue must be less than or equal to maxvalue")
         elif vmin==vmax:
-            return 0.*value
+            return 0.0 * val
         else:
             if clip:
                 mask = ma.getmask(val)
@@ -659,7 +659,7 @@ def __call__(self, value, clip=None):
         elif vmin<=0:
             raise ValueError("values must all be positive")
         elif vmin==vmax:
-            return 0.*value
+            return 0.0 * val
         else:
             if clip:
                 mask = ma.getmask(val)
