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{%- if not add_generation_prompt is defined %}
{%- set add_generation_prompt = false %}
{%- endif %}
{%- set ns = namespace(is_first=false, is_tool=false, is_output_first=true, system_prompt='', is_first_sp=true, is_last_user=false) %}
{%- for message in messages %}
{%- if message['role'] == 'system' %}
{%- if ns.is_first_sp %}
{%- set ns.system_prompt = ns.system_prompt + message['content'] %}
{%- set ns.is_first_sp = false %}
{%- else %}
{%- set ns.system_prompt = ns.system_prompt + '\n\n' + message['content'] %}
{%- endif %}
{%- endif %}
{%- endfor %}
{#- Adapted from https://github.com/sgl-project/sglang/blob/main/examples/chat_template/tool_chat_template_deepseekr1.jinja #}
{%- if tools is defined and tools is not none %}
{%- set tool_ns = namespace(text='You are a helpful assistant with tool calling capabilities. ' + 'When a tool call is needed, you MUST use the following format to issue the call:\n' + '<｜tool▁calls▁begin｜><｜tool▁call▁begin｜>function<｜tool▁sep｜>FUNCTION_NAME\n' + '```json\n{"param1": "value1", "param2": "value2"}\n```<｜tool▁call▁end｜><｜tool▁calls▁end｜>\n\n' + 'Make sure the JSON is valid.' + '## Tools\n\n### Function\n\nYou have the following functions available:\n\n') %}
{%- for tool in tools %}
{%- set tool_ns.text = tool_ns.text + '\n```json\n' + (tool | tojson) + '\n```\n' %}
{%- endfor %}
{%- if ns.system_prompt|length != 0 %}
{%- set ns.system_prompt = ns.system_prompt + '\n\n' + tool_ns.text %}
{%- else %}
{%- set ns.system_prompt = tool_ns.text %}
{%- endif %}
{%- endif %}
{{- bos_token }}
{{- ns.system_prompt }}
{%- set last_index = (messages|length - 1) %}
{%- for message in messages %}
{%- set content = message['content'] %}
{%- if message['role'] == 'user' %}
{%- set ns.is_tool = false -%}
{%- set ns.is_first = false -%}
{%- set ns.is_last_user = true -%}
{%- if loop.index0 == last_index %}
{{- '<｜User｜>' + content }}
{%- else %}
{{- '<｜User｜>' + content + '<｜Assistant｜>'}}
{%- endif %}
{%- endif %}
{%- if message['role'] == 'assistant' %}
{%- if '</think>' in content %}
{%- set content = (content.split('</think>')|last) %}
{%- endif %}
{%- endif %}
{%- if message['role'] == 'assistant' and message['tool_calls'] is defined and message['tool_calls'] is not none %}
{%- set ns.is_last_user = false -%}
{%- if ns.is_tool %}
{{- '<｜tool▁outputs▁end｜>'}}
{%- endif %}
{%- set ns.is_first = false %}
{%- set ns.is_tool = false -%}
{%- set ns.is_output_first = true %}
{%- for tool in message['tool_calls'] %}
{%- set arguments = tool['function']['arguments'] %}
{%- if arguments is not string %}
{%- set arguments = arguments|tojson %}
{%- endif %}
{%- if not ns.is_first %}
{%- if content is none %}
{{- '<｜tool▁calls▁begin｜><｜tool▁call▁begin｜>' + tool['type'] + '<｜tool▁sep｜>' + tool['function']['name'] + '\n' + '```json' + '\n' + arguments + '\n' + '```' + '<｜tool▁call▁end｜>'}}
}
{%- else %}
{{- content + '<｜tool▁calls▁begin｜><｜tool▁call▁begin｜>' + tool['type'] + '<｜tool▁sep｜>' + tool['function']['name'] + '\n' + '```json' + '\n' + arguments + '\n' + '```' + '<｜tool▁call▁end｜>'}}
{%- endif %}
{%- set ns.is_first = true -%}
{%- else %}
{{- '\n' + '<｜tool▁call▁begin｜>' + tool['type'] + '<｜tool▁sep｜>' + tool['function']['name'] + '\n' + '```json' + '\n' + arguments + '\n' + '```' + '<｜tool▁call▁end｜>'}}
{%- endif %}
{%- endfor %}
{{- '<｜tool▁calls▁end｜><｜end▁of▁sentence｜>'}}
{%- endif %}
{%- if message['role'] == 'assistant' and (message['tool_calls'] is not defined or message['tool_calls'] is none) %}
{%- set ns.is_last_user = false -%}
{%- if ns.is_tool %}
{{- '<｜tool▁outputs▁end｜>' + content + '<｜end▁of▁sentence｜>'}}
{%- set ns.is_tool = false -%}
{%- else %}
{{- content + '<｜end▁of▁sentence｜>'}}
{%- endif %}
{%- endif %}
{%- if message['role'] == 'tool' %}
{%- set ns.is_last_user = false -%}
{%- set ns.is_tool = true -%}
{%- if ns.is_output_first %}
{{- '<｜tool▁outputs▁begin｜><｜tool▁output▁begin｜>' + content + '<｜tool▁output▁end｜>'}}
{%- set ns.is_output_first = false %}
{%- else %}
{{- '\n<｜tool▁output▁begin｜>' + content + '<｜tool▁output▁end｜>'}}
{%- endif %}
{%- endif %}
{%- endfor -%}
{%- if ns.is_tool %}
{{- '<｜tool▁outputs▁end｜>'}}
{%- endif %}
{#- if add_generation_prompt and not ns.is_last_user and not ns.is_tool #}
{%- if add_generation_prompt and not ns.is_tool %}
{{- '<｜Assistant｜>'}}
{%- endif %} |