update

models/cpp_qwen2.py

@@ -134,10 +134,10 @@ class Qwen2Simulator(Simulator):
 
     def strip_stoptokens(self, tokens):
         while tokens and tokens[0] in self.stop_tokens:
-            logger.info("striping", tokens[0])
+            logger.info(f"striping {tokens[0]}")
             tokens.pop(0)
         while tokens and tokens[-1] in self.stop_tokens:
-            logger.info("striping", tokens[1])
+            logger.info(f"striping {tokens[-1]}")
             tokens.pop()
         return tokens