{{- bos_token }} {%- for message in messages %} {{- '<|start_header_id|>' + message['role'] + '<|end_header_id|> '+ message['content'] | trim + '<|eot_id|>' }} {%- endfor %} {%- if add_generation_prompt %} {{- '<|start_header_id|>assistant<|end_header_id|> ' }} {%- endif %}