diff --git a/bfcompiler.py b/bfcompiler.py
index 96627ea..a5484d3 100644
--- a/bfcompiler.py
+++ b/bfcompiler.py
@@ -20,7 +20,7 @@ class CompileState(object):
             cell = self.vars[name]
         except KeyError:
             return False
-        
+
         del self.vars[name]
         self.cells.remove(cell)
 
diff --git a/chunksizer.py b/chunksizer.py
index 986771c..1a1f228 100644
--- a/chunksizer.py
+++ b/chunksizer.py
@@ -26,7 +26,7 @@ def choosedir():
 
     resultsFrame = Tkinter.Frame(mainFrame)
     resultsFrame.pack()
-    
+
     infoFrame = Tkinter.LabelFrame(resultsFrame, text="Infos")
     labPath = Tkinter.Label(infoFrame, text="Verzeichnis: " + path )
     labSize = Tkinter.Label(infoFrame, text="Groesse: " + str(dirsize/1024) + "KB" )
@@ -57,7 +57,7 @@ def choosedir():
     closeBtn = Tkinter.Button(buttonFrame2, text="schliessen", command=mainFrame.destroy)
     closeBtn.pack()
     buttonFrame2.pack()
-    
+
 
 window = Tkinter.Tk()
 window.title("Torrent Chunksize Calculator by BSOD")
diff --git a/colortest.py b/colortest.py
index b5a177a..10aa548 100644
--- a/colortest.py
+++ b/colortest.py
@@ -174,7 +174,7 @@ class SwarmMode(Mode):
 		self.generateGravity()
 		self.gtick = Tick(150)
 		self.utick = Tick(2)
-	
+
 	def generateGravity(self):
 		#self.gravity = tuple( randint(0,m) for m in [1280,800] )
 		self.gravity = Vector( (1280,800) )/2
@@ -209,7 +209,7 @@ class Game(object):
 
 	def update(self):
 		self.mode.update()
-		
+
 	def setmode(self,i):
 		self.modeindex = i
 		self.mode = self.modes[i%len(self.modes)](self.screen.get_size())
@@ -241,4 +241,4 @@ class Game(object):
 
 
 if __name__ == '__main__':
-	Game().run()
\ No newline at end of file
+	Game().run()
diff --git a/deriver.py b/deriver.py
index a004394..359e675 100644
--- a/deriver.py
+++ b/deriver.py
@@ -199,7 +199,7 @@ class DRule:
 			vpattern,vterm = queue[0]
 			queue = queue[1:]
 
-			if vpattern.__class__ == IdMark: 
+			if vpattern.__class__ == IdMark:
 				if vpattern.constant and not vterm.is_constant(idv):
 					return None
 				elif vpattern.idv in id_dict:
diff --git a/gerlang.py b/gerlang.py
index dd2e62a..53593d9 100644
--- a/gerlang.py
+++ b/gerlang.py
@@ -34,7 +34,7 @@ class TokenListAnalyzer(Analyzer):
 
 	def takeUntil(self,condition, dropEnd=True):
 		t = []
-		while self.next() is not None and not condition(self.next()): 
+		while self.next() is not None and not condition(self.next()):
 			t.append( self.take() )
 		if dropEnd and self.next() is not None:
 			self.take()
@@ -237,4 +237,4 @@ def main():
 		term.run(context)
 
 if __name__ == '__main__':
-	main()
\ No newline at end of file
+	main()
diff --git a/pso.py b/pso.py
index 6d989c2..ebfe212 100644
--- a/pso.py
+++ b/pso.py
@@ -127,7 +127,7 @@ class Swarm:
 
 if __name__ == '__main__':
 	swarm = Swarm( 20, ParticleCreator([(-2000.0,2000.0),(-2000.0,2000.0)]), Fitness(), 1, 0.4, 0.2 )
-	
+
 	iterations = 10000
 	swarm.stepN(iterations)
 
diff --git a/zahlensysteme.py b/zahlensysteme.py
index 2bdf45e..8bd858f 100644
--- a/zahlensysteme.py
+++ b/zahlensysteme.py
@@ -38,7 +38,7 @@ class Zahlensystem:
 				f = self.chars[:self.basis].index(c.upper())
 			except ValueError:
 				raise NumberException("%d isn't a %d based number" % (f,self.basis))
-				
+
 			value += f * self.basis**e
 
 		return value
@@ -81,4 +81,4 @@ if __name__ == '__main__':
 	fr = int(raw_input("From> "))
 	to = int(raw_input("To> "))
 
-	print Zahlensystem(to).toNum(Zahlensystem(fr).fromNum(num))
\ No newline at end of file
+	print Zahlensystem(to).toNum(Zahlensystem(fr).fromNum(num))