diff --git a/tutorials/introductory/usage.py b/tutorials/introductory/usage.py
index d40dcb3fd325..45253117a892 100644
--- a/tutorials/introductory/usage.py
+++ b/tutorials/introductory/usage.py
@@ -249,4 +249,3 @@ def my_plotter(ax, data1, data2, param_dict):
 
 ###############################################################################
 # These examples provide convenience for more complex graphs.
-