Fix PEP warnings

eric-wieser · eric-wieser · commit b6a703b0178e · 2017-07-14T17:45:29.000+01:00
diff --git a/lib/mpl_toolkits/tests/test_mplot3d.py b/lib/mpl_toolkits/tests/test_mplot3d.py
@@ -598,7 +598,6 @@ def test_edge_style(self):
         # change the edge color of one voxel
         v[max(v.keys())].set_edgecolor('C2')
 
-
     @image_comparison(
         baseline_images=['voxels-named-colors'],
         extensions=['png'],
@@ -613,11 +612,10 @@ def test_named_colors(self):
         voxels = voxels & ~(x * y * z < 1)
         colors = np.zeros((10, 10, 10), dtype=np.object_)
         colors.fill('C0')
-        colors[(x<5) & (y < 5)] = '0.25'
+        colors[(x < 5) & (y < 5)] = '0.25'
         colors[(x + z) < 10] = 'cyan'
         ax.voxels(voxels, colors)
 
-
     @image_comparison(
         baseline_images=['voxels-rgb-data'],
         extensions=['png'],
@@ -635,7 +633,6 @@ def test_rgb_data(self):
         colors[...,2] = z/9.0
         ax.voxels(voxels, colors)
 
-
     @image_comparison(
         baseline_images=['voxels-alpha'],
         extensions=['png'],
