{%- for message in messages -%}
    {%- if (message['role'] == 'user') != (loop.index0 % 2 == 0) -%}
        {{ raise_exception('Conversation roles must alternate user/assistant/user/assistant/...') }}
    {%- endif -%}
    
    {%- if message['role'] == 'user' -%}
        {{ '<问>：' + message['content'] + '\n' }}

    {%- elif message['role'] == 'assistant' -%}
        {{ '<答>：' + message['content'] + '\n' }}
    {%- endif -%}
{%- endfor -%}
{%- if add_generation_prompt -%}
    {{- '<答>：' -}}
{% endif %}