1 files changed, 23 insertions, 23 deletions
diff --git a/Demo/tkinter/matt/animation-w-velocity-ctrl.py b/Demo/tkinter/matt/animation-w-velocity-ctrl.py
index f3332f2..e676338 100644
--- a/Demo/tkinter/matt/animation-w-velocity-ctrl.py
+++ b/Demo/tkinter/matt/animation-w-velocity-ctrl.py
@@ -1,42 +1,42 @@
 from Tkinter import *
 
-# this is the same as simple-demo-1.py, but uses 
-# subclassing. 
-# note that there is no explicit call to start Tk. 
-# Tkinter is smart enough to start the system if it's not already going. 
+# this is the same as simple-demo-1.py, but uses
+# subclassing.
+# note that there is no explicit call to start Tk.
+# Tkinter is smart enough to start the system if it's not already going.
 
 
 class Test(Frame):
     def printit(self):
-	print "hi"
+        print "hi"
 
     def createWidgets(self):
-	self.QUIT = Button(self, text='QUIT', foreground='red', 
-			   command=self.quit)
-	self.QUIT.pack(side=BOTTOM, fill=BOTH)
+        self.QUIT = Button(self, text='QUIT', foreground='red',
+                           command=self.quit)
+        self.QUIT.pack(side=BOTTOM, fill=BOTH)
 
-	self.draw = Canvas(self, width="5i", height="5i")
+        self.draw = Canvas(self, width="5i", height="5i")
 
-	self.speed = Scale(self, orient=HORIZONTAL, from_=-100, to=100)
+        self.speed = Scale(self, orient=HORIZONTAL, from_=-100, to=100)
 
-	self.speed.pack(side=BOTTOM, fill=X)
+        self.speed.pack(side=BOTTOM, fill=X)
 
-	# all of these work..
-	self.draw.create_rectangle(0, 0, 10, 10, tags="thing", fill="blue")
-	self.draw.pack(side=LEFT)
+        # all of these work..
+        self.draw.create_rectangle(0, 0, 10, 10, tags="thing", fill="blue")
+        self.draw.pack(side=LEFT)
 
     def moveThing(self, *args):
-	velocity = self.speed.get()
-	str = float(velocity) / 1000.0
-	str = "%ri" % (str,)
-	self.draw.move("thing",  str, str)
-	self.after(10, self.moveThing)
+        velocity = self.speed.get()
+        str = float(velocity) / 1000.0
+        str = "%ri" % (str,)
+        self.draw.move("thing",  str, str)
+        self.after(10, self.moveThing)
 
     def __init__(self, master=None):
-	Frame.__init__(self, master)
-	Pack.config(self)
-	self.createWidgets()
-	self.after(10, self.moveThing)
+        Frame.__init__(self, master)
+        Pack.config(self)
+        self.createWidgets()
+        self.after(10, self.moveThing)
 
 
 test = Test()