diff --git a/tutorial/py/PythonClient.py b/tutorial/py/PythonClient.py
index c659716..a6c1966 100755
--- a/tutorial/py/PythonClient.py
+++ b/tutorial/py/PythonClient.py
@@ -81,6 +81,7 @@
     # Close!
     transport.close()
 
+
 if __name__ == '__main__':
     try:
         main()
diff --git a/tutorial/py/PythonServer.py b/tutorial/py/PythonServer.py
index 7c590ba..e6421ef 100755
--- a/tutorial/py/PythonServer.py
+++ b/tutorial/py/PythonServer.py
@@ -82,6 +82,7 @@
     def zip(self):
         print('zip()')
 
+
 if __name__ == '__main__':
     handler = CalculatorHandler()
     processor = Calculator.Processor(handler)