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[data] optimize qwen3 loss computation (#7923)

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hoshi-hiyouga
2025-04-30 16:18:00 +08:00
committed by GitHub
parent 73198a6645
commit 052ca871bd
11 changed files with 205 additions and 39 deletions
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6
src/llamafactory/chat/sglang_engine.py
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@@ -146,9 +146,11 @@ class SGLangEngine(BaseEngine):
messages = self.template.mm_plugin.process_messages(
messages, images or [], videos or [], audios or [], self.processor
)
paired_messages = messages + [{"role": "assistant", "content": ""}]
# add thought words to avoid skipping thinking
paired_messages = messages + [{"role": "assistant", "content": self.template.add_thought("")}]
system = system or self.generating_args["default_system"]
prompt_ids, _ = self.template.encode_oneturn(self.tokenizer, paired_messages, system, tools)
enable_thinking = input_kwargs.pop("enable_thinking", True)
prompt_ids, _ = self.template.encode_oneturn(self.tokenizer, paired_messages, system, tools, enable_thinking)
prompt_length = len(prompt_ids)
temperature: Optional[float] = input_kwargs.pop("temperature", None)