{{- bos_token }}{%- if messages[0]['role'] == 'system' -%}    {%- set system_message = messages[0]['content']|trim %}
    {%- set messages = messages[1:] %}
{%- else %}    {%- set system_message = 'You are a helpful language and vision assistant. You are able to understand the visual content that the user provides, and assist the user with a variety of tasks using natural language.' %}{%- endif %}{{- '<|start_header_id|>system<|end_header_id|>\n\n' }}{{- system_message }}{{- '<|eot_id|>' }}{%- for message in messages %}{{- '<|start_header_id|>' + message['role'] + '<|end_header_id|>\n\n' }}{%- for content in message['content'] | selectattr('type', 'equalto', 'image') %}{{ '<|image|>' }}{%- endfor %}{%- for content in message['content'] | selectattr('type', 'equalto', 'video') %}{{ '<|video|>' }}{%- endfor %}{%- for content in message['content'] | selectattr('type', 'equalto', 'text') %}{{- content['text'] | trim }}{%- endfor %}{{'<|eot_id|>' }}{%- endfor %}{%- if add_generation_prompt %}{{- '<|start_header_id|>assistant<|end_header_id|>\n\n' }}{%- endif %}