View difference between Paste ID: 5kAhz7RE and 4PvYYgcF

 from turtle import *
 
 
 axiomA='A'
 rulesA = {}
 rulesA['A'] = 'AB'
 rulesA['B'] = 'A'
 
 axiomB='B'
 rulesB = {}
-axiomF='F--F--F'
+
 rulesB['A'] = 'B'
-rulesF['F'] = 'F+F--F+F'
+
 axiomF='F'
 rulesF = {}
 rulesF['F'] = 'F+F-F-F+F'
-	output = ""
+
-	for i in axiom:
+
-		output = output + rules.get(i,i)
+
-	return output
+        output = ""
-
+        for i in axiom:
             output = output + rules.get(i,i)
-	if times == 0:
+        return output
-		print axiom
+
-	else:
+
-		 iterate(compose(axiom, rules), rules, times -1)
+    output = ''
-
+    if times == 0:
-iterate(axiomB,rulesB,6)
+        output = axiom
-iterate(axiomA,rulesA,6)
+    else:
-iterate(axiomF,rulesF,6)
+        return iterate(compose(axiom, rules), rules, times -1)
     return output
 
 print iterate(axiomA,rulesB,6)
 print iterate(axiomB,rulesA,6)
 directions = iterate(axiomF,rulesF,3)
 print directions
 
 color('red','yellow')
 begin_fill()
 for words in directions:
     if words == 'F':
         forward(10)
     elif words == '+':
         left(90)
     elif words == '-':
         right(90)
 
 end_fill()
 done()
 
 #special thanks to http://www.4dsolutions.net/ocn/lsystems.html