Explicite cast to int in colors

jenshnielsen · jenshnielsen · commit e559acebde9a · 2014-07-22T11:53:33.000+01:00
diff --git a/lib/matplotlib/colors.py b/lib/matplotlib/colors.py
@@ -222,7 +222,7 @@ def is_color_like(c):
 
 def rgb2hex(rgb):
     'Given an rgb or rgba sequence of 0-1 floats, return the hex string'
-    return '#%02x%02x%02x' % tuple([np.round(val * 255) for val in rgb[:3]])
+    return '#%02x%02x%02x' % tuple([int(np.round(val * 255)) for val in rgb[:3]])
 
 hexColorPattern = re.compile("\A#[a-fA-F0-9]{6}\Z")
 
