From fbdb3b524e93ea99d8845696e9c40ce64bef349d Mon Sep 17 00:00:00 2001 From: Daniel Han Date: Mon, 5 Jan 2026 05:10:24 +0000 Subject: [PATCH] Add tokenizer fallback for chat_template sync --- unsloth/models/rl.py | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/unsloth/models/rl.py b/unsloth/models/rl.py index 20dafaaaa4..b75ae383db 100644 --- a/unsloth/models/rl.py +++ b/unsloth/models/rl.py @@ -700,7 +700,7 @@ def _patch_trl_rl_trainers(trainer_file = "grpo_trainer"): vllm_chat_template_sync = ( "if hasattr(self, 'llm') and self.llm is not None and hasattr(self.llm, 'get_tokenizer'):\n" " _vllm_tok = self.llm.get_tokenizer()\n" - " _pc = getattr(self, 'processing_class', None)\n" + " _pc = getattr(self, 'processing_class', None) or getattr(self, 'tokenizer', None)\n" " if _pc is not None and getattr(_pc, 'chat_template', None) is not None:\n" " if _vllm_tok.chat_template is None:\n" " _vllm_tok.chat_template = _pc.chat_template\n"