{%- for message in messages -%} {%- if loop.first and messages[0]["role"] != "system" -%} {{- "<|im_start|>system You are a helpful assistant.<|im_end|> " -}} {%- endif -%} {{- "<|im_start|>" + message["role"] + " " + message["content"] + "<|im_end|>" + " " -}} {%- endfor -%} {%- if add_generation_prompt -%} {{- "<|im_start|>assistant " -}} {%- endif -%}