diff --git a/tutorial/py/PythonClient.py b/tutorial/py/PythonClient.py
index 9dcecd9..05f1719 100755
--- a/tutorial/py/PythonClient.py
+++ b/tutorial/py/PythonClient.py
@@ -35,7 +35,7 @@
   print '1+1=%d' % (sum)
 
   work = Work()
-  
+
   work.op = Operation.DIVIDE
   work.num1 = 1
   work.num2 = 0
@@ -45,11 +45,11 @@
     print 'Whoa? You know how to divide by zero?'
   except InvalidOperation, io:
     print 'InvalidOperation: %s' % (io.__str__())
-    
+
   work.op = Operation.SUBTRACT
   work.num1 = 15
   work.num2 = 10
-    
+
   diff = client.calculate(1, work)
   print '15-10=%d' % (diff)
 
diff --git a/tutorial/py/PythonServer.py b/tutorial/py/PythonServer.py
index 3324bbd..111c44e 100755
--- a/tutorial/py/PythonServer.py
+++ b/tutorial/py/PythonServer.py
@@ -16,7 +16,7 @@
 class CalculatorHandler:
   def __init__(self):
     self.log = {}
-    
+
   def ping(self):
     print 'ping()'
 
@@ -26,7 +26,7 @@
 
   def calculate(self, logid, work):
     print 'calculate(%d, %s)' % (logid, work.__str__())
-    
+
     if work.op == Operation.ADD:
       val = work.num1 + work.num2
     elif work.op == Operation.SUBTRACT:
@@ -59,7 +59,7 @@
 
   def zip(self):
     print 'zip()'
-    
+
 handler = CalculatorHandler()
 processor = Calculator.Processor(handler)
 transport = TSocket.TServerSocket(9090)