add blank line between bivariate classes

patniharshit · patniharshit · commit 8bd1000c39bc · 2017-07-10T01:55:10.000+05:30
diff --git a/lib/matplotlib/colors.py b/lib/matplotlib/colors.py
@@ -1372,6 +1372,7 @@ def __call__(self, value, clip=None):
     def inverse(self, value):
         return value
 
+
 class BivariateNorm:
     """
     Normalize a list of two values corresponding to two 1D normalizers
