Fix PEP8 error

jklymak · web-flow · commit 5d7efff905ee · 2018-07-03T10:54:37.000-07:00
diff --git a/examples/text_labels_and_annotations/usetex_demo.py b/examples/text_labels_and_annotations/usetex_demo.py
@@ -29,8 +29,8 @@
              xytext=(delta / 2., 0.1), textcoords='data',
              arrowprops=dict(arrowstyle="<->", connectionstyle="arc3"))
 plt.text(0, 0.1, r'$\delta$',
-         {'color': 'k', 'fontsize': 24, 'ha' : 'center', 'va' : 'center',
-          'bbox' : dict(boxstyle="round", fc="w", ec="k", pad=0.2)})
+         {'color': 'k', 'fontsize': 24, 'ha': 'center', 'va': 'center',
+          'bbox': dict(boxstyle="round", fc="w", ec="k", pad=0.2)})
 
 # Use tex in labels
 plt.xticks((-1, 0, 1), ('$-1$', r'$\pm 0$', '$+1$'), color='k', size=20)
