Initial implementation for chat template parameters #904
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clefourrier
reviewed
Aug 6, 2025
clefourrier
reviewed
Aug 6, 2025
| matches = pattern.findall(args) | ||
| for key, value in matches: | ||
| key = key.strip() | ||
| if key == "generation_parameters": | ||
| gen_params = re.sub(r"(\w+):", r'"\1":', value) | ||
| generation_parameters_dict = json.loads(gen_params) | ||
| if key == "chat_template_parameters": | ||
| # Chat template parameters have strings as values that also need to be quoted |
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would be relevant to have tests for parsing edge cases
LysandreJik
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Enables passing chat template parameters as follows:
lighteval accelerate \ model_name=Qwen/Qwen2.5-0.5B-Instruct,generation_parameters={temperature:1,top_p:1},chat_template_parameters={reasoning_effort:low} \ leaderboard|truthfulqa:mc|0|0It can probably be simplified and needs tests.