auto save

snake.py

@@ -57,7 +57,7 @@ while True:
         y += 30
     position.append((x, y))
     if x<0 or x>630 or y<0 or y>450:
-            exit()  
+        exit()  
     if ax==x and ay==y:
         ax=random.randint(0,21)*30
         ay=random.randint(0,15)*30