diff --git a/windrose/windrose.py b/windrose/windrose.py
index e109f9a..536626d 100644
--- a/windrose/windrose.py
+++ b/windrose/windrose.py
@@ -397,7 +397,13 @@ def _init_plot(self, direction, var, **kwargs):
 
         # Set the global information dictionary
         self._info["dir"], self._info["bins"], self._info["table"] = histogram(
-            direction, var, bins, nsector, normed, blowto, total,
+            direction,
+            var,
+            bins,
+            nsector,
+            normed,
+            blowto,
+            total,
         )
 
         return bins, nbins, nsector, colors, angles, kwargs
@@ -529,7 +535,8 @@ def contourf(self, direction, var, **kwargs):
             (
                 self._info["table"],
                 np.reshape(
-                    self._info["table"][:, 0], (self._info["table"].shape[0], 1),
+                    self._info["table"][:, 0],
+                    (self._info["table"].shape[0], 1),
                 ),
             ),
         )