diff --git a/skimage/measure/_regionprops.py b/skimage/measure/_regionprops.py
index 5de29ea2..9e2cb974 100644
--- a/skimage/measure/_regionprops.py
+++ b/skimage/measure/_regionprops.py
@@ -60,7 +60,6 @@ PROP_VALS = PROPS.values()
 
 
 class _cached_property(object):
-
     """Decorator to use a function as a cached property.
 
     The function is only called the first time and each successive call returns