Check for loops 4 moves back

bot.py

@@ -34,7 +34,7 @@ if __name__ == '__main__':
 
         listen_keys({'s': lambda: save_screenshot(win)})
 
-        buf = deque([], maxlen=3)
+        buf = deque([], maxlen=4)
 
         def vprint(*args, **kwargs):
             if verbose: