chat_template.jinja

{%- for message in messages -%}
  {{- '<|start_of_role|>' + message['role'] + '<|end_of_role|>' + message['content'] + '<|end_of_text|>' -}}
  {%- if loop.last and add_generation_prompt -%}
      {{- '<|start_of_role|>assistant<|end_of_role|>' -}}
  {%- endif -%}
{%- endfor -%}