chat_template.jinja

{% if messages[0]['role'] == 'system' %}{% set loop_messages = messages[1:] %}{{ '<|im_start|>system
' + messages[0]['content'] + '<|im_end|>
' }}{% else %}{% set loop_messages = messages %}{{ '<|im_start|>system
You are a helpful assistant.<|im_end|>
' }}{% endif %}{% for message in loop_messages %}{% if (message['role'] == 'user') != (loop.index0 % 2 == 0) %}{{ raise_exception('Conversation roles must alternate user/assistant/user/assistant...') }}{% endif %}{% if message['role'] == 'user' %}{{ '<|im_start|>user
' + message['content'] + '<|im_end|>
' }}{% elif message['role'] == 'assistant' %}{{ '<|im_start|>assistant
' + message['content'] + '<|im_end|>
' }}{% endif %}{% endfor %}{% if add_generation_prompt %}{{ '<|im_start|>assistant
' }}{% endif %}