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vllm-omni/examples/online_serving/mimo_audio/chat_template.jinja
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{%- if tools %}
{{- '<|im_start|>system\n' }}
{%- if messages[0]['role'] == 'system' %}
{{- messages[0]['content'] }}
{%- else %}
{{- 'You are a helpful assistant.' }}
{%- endif %}
{{- "\n\n# Tools\n\nYou may call one or more functions to assist with the user query.\n\nYou are provided with function signatures within <tools></tools> XML tags:\n<tools>" }}
{%- for tool in tools %}
{{- "\n" }}
{{- tool | tojson }}
{%- endfor %}
{{- "\n</tools>\n\nFor each function call, return a json object with function name and arguments within <tool_call></tool_call> XML tags:\n<tool_call>\n{\"name\": <function-name>, \"arguments\": <args-json-object>}\n</tool_call><|im_end|>\n" }}
{%- else %}
{%- if messages[0]['role'] == 'system' %}
{%- set _m = '<|sosp|><|empty|><|eosp|>' -%}
{%- set _raw0 = messages[0]['content'] if messages[0]['content'] is string else '' -%}
{%- if _m in _raw0 %}
{%- set _t0 = (_raw0 | replace(_m ~ '\n', '') | replace(_m, '') | trim) -%}
{{- '<|im_start|>system\n' + (_t0 ~ _m if _t0 else _m) + '<|im_end|>\n' }}
{%- else %}
{{- '<|im_start|>system\n' + _raw0 + '<|im_end|>\n' }}
{%- endif %}
{%- else %}
{{- '<|im_start|>system\nYou are a helpful assistant.<|im_end|>\n' }}
{%- endif %}
{%- endif %}
{%- for message in messages %}
{%- if message['role'] == 'assistant' %}
{{- '<|im_start|>assistant' }}
{%- set _sosp = '<|sosp|><|empty|><|eosp|>' -%}
{%- set _text = message['content'] if message['content'] is string else '' -%}
{%- if _sosp in _text %}
{%- set _clean = _text | replace(_sosp, '') -%}
{%- set _body = _clean[1:] if (_clean and _clean[0] == '\n') else _clean -%}
{{- '\n<|sostm|>' + _body + '<|eot|><|empty|><|eostm|>' }}
{%- else %}
{%- set _body = _text[1:] if (_text and _text[0] == '\n') else _text -%}
{{- '\n<|sostm|>' + _body + '<|eot|><|eostm|>' }}
{%- endif %}
{{- '<|im_end|>\n' }}
{%- elif message['role'] == 'user' %}
{%- set _m = '<|sosp|><|empty|><|eosp|>' -%}
{%- set _raw = message['content'] if message['content'] is string else '' -%}
{%- if _m in _raw %}
{%- set _t = (_raw | replace(_m ~ '\n', '') | replace(_m, '') | trim) -%}
{{- '<|im_start|>user\n' + (_t ~ _m if _t else _m) + '<|im_end|>\n' }}
{%- else %}
{{- '<|im_start|>user\n' + _raw + '<|im_end|>\n' }}
{%- endif %}
{%- elif message['role'] == 'system' %}
{%- if not loop.first %}
{%- set _m = '<|sosp|><|empty|><|eosp|>' -%}
{%- set _raw = message['content'] if message['content'] is string else '' -%}
{%- if _m in _raw %}
{%- set _t = (_raw | replace(_m ~ '\n', '') | replace(_m, '') | trim) -%}
{{- '<|im_start|>system\n' + (_t ~ _m if _t else _m) + '<|im_end|>\n' }}
{%- else %}
{{- '<|im_start|>system\n' + _raw + '<|im_end|>\n' }}
{%- endif %}
{%- endif %}
{%- elif message['role'] == 'tool' %}
{%- if (loop.index0 == 0) or (messages[loop.index0 - 1]['role'] != 'tool') %}
{{- '<|im_start|>user' }}
{%- endif %}
{%- set _m = '<|sosp|><|empty|><|eosp|>' -%}
{%- set _raw = message['content'] if message['content'] is string else '' -%}
{%- if _m in _raw %}
{%- set _t = (_raw | replace(_m ~ '\n', '') | replace(_m, '') | trim) -%}
{{- '\n<tool_response>\n' + (_t ~ _m if _t else _m) + '\n</tool_response>' }}
{%- else %}
{{- '\n<tool_response>\n' + _raw + '\n</tool_response>' }}
{%- endif %}
{%- if loop.last or (messages[loop.index0 + 1]['role'] != 'tool') %}
{{- '<|im_end|>\n' }}
{%- endif %}
{%- endif %}
{%- endfor %}
{%- if add_generation_prompt %}
{{- '<|im_start|>assistant\n<|sostm|>' }}
{%- endif %}