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{%- macro visible_text(content) -%}
{%- if content is string -%}
{{- content }}
{%- elif content is iterable and content is not mapping -%}
{%- for item in content -%}
{%- if item is mapping and item.type == 'text' -%}
{{- item.text }}
{%- elif item is string -%}
{{- item }}
{%- endif -%}
{%- endfor -%}
{%- else -%}
{{- content }}
{%- endif -%}
{%- endmacro -%}
{%- if messages[0]["role"] == "system" %}
{%- set system_message = messages[0]["content"] %}
{%- set loop_messages = messages[1:] %}
{%- else %}
{%- set loop_messages = messages %}
{%- endif %}
{%- if not tools is defined %}
{%- set tools = [] %}
{%- endif %}
{%- if system_message is defined %}
{{- "<_system>" + visible_text(system_message) }}
{%- else %}
{{- "<_system>" }}
{%- endif %}
{%- if tools is iterable and tools | length > 0 %}
# Tools
You may call one or more functions to assist with the user query.
You are provided with function signatures within <tools></tools> XML tags:
<tools>
{% for tool in tools %}
{{ tool | tojson(ensure_ascii=False) }}
{% endfor %}
</tools>
For each function call, output the function name and arguments within the following XML format:
<tool_call>{function-name}<param_key>{param-key-1}</param_key><param_value>{param-value-1}</param_value><param_key>{param-key-2}</param_key><param_value>{param-value-2}</param_value>...</tool_call>
{%- endif %}
{%- set ns = namespace(last_user_index=-1) %}
{%- for m in loop_messages %}
{%- if m.role == 'user' %}
{% set ns.last_user_index = loop.index0 -%}
{%- endif %}
{%- endfor %}
{% for m in loop_messages %}
{%- if m.role == 'user' -%}<_user>{{ visible_text(m.content) }}
{%- elif m.role == 'assistant' or m.role == 'bot' -%}
<_bot>
{%- set reasoning_content = '' %}
{%- set content = visible_text(m.content) %}
{%- if m.reasoning_content is string %}
{%- set reasoning_content = m.reasoning_content %}
{%- else %}
{%- if '</think>' in content %}
{%- set reasoning_content = content.split('</think>')[0].rstrip('\n').split('<think>')[-1].lstrip('\n') %}
{%- set content = content.split('</think>')[-1].lstrip('\n') %}
{%- endif %}
{%- endif %}
{%- if ((clear_thinking is defined and not clear_thinking) or loop.index0 > ns.last_user_index) and reasoning_content -%}
{{ '<think>\n' + reasoning_content.strip() + '\n</think>'}}
{%- else -%}
{{ '</think>' }}
{%- endif -%}
{%- if content.strip() -%}
{{ content.strip() }}
{%- endif -%}
{% if m.tool_calls %}
{% for tc in m.tool_calls %}
{%- if tc.function %}
{%- set tc = tc.function %}
{%- endif %}
{{- '<tool_call>' + tc.name -}}
{% set _args = tc.arguments %}
{% for k, v in _args.items() %}<param_key>{{ k }}</param_key><param_value>{{ v | tojson(ensure_ascii=False) if v is not string else v }}</param_value>{% endfor %}{{ '</tool_call>' }}{% endfor %}{% endif %}{{- '<_end>' }}
{%- elif m.role == 'tool' -%}
{% if loop.index0 > 0 %}
{% set prev_element = loop_messages[loop.index0 - 1] %}
{% if prev_element.role != "tool" %}
{{- '<_observation>' -}}
{% endif %}
{% endif %}
{%- if m.content is string -%}
{{- '<tool_response>' -}}
{{- m.content }}
{{- '</tool_response>' -}}
{%- else -%}
{% for tr in m.content %}
{{- '<tool_response>' -}}{{ tr.output if tr.output is defined else tr }}{{- '</tool_response>' -}}
{% endfor -%}
{% endif -%}
{%- elif m.role == 'system' -%}
<_system>{{ visible_text(m.content) }}
{%- endif -%}
{%- endfor -%}
{%- if add_generation_prompt -%}
{{- '<_bot><think>' -}}
{%- endif -%}
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