{# ----------‑‑‑ special token variables ‑‑‑---------- #} {%- set toolcall_begin_token = '' -%} {%- set toolcall_end_token = '' -%} {#- Tool Rendering Functions ============================================== -#} {%- macro render_tool_namespace(namespace_name, tool_list) -%} {%- for tool in tool_list -%} {{ tool.function | tojson(ensure_ascii=False) }} {% endfor -%} {%- endmacro -%} {%- 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 -%} {#- System Message Construction ============================================ -#} {%- macro build_system_message(system_message) -%} {%- if system_message and system_message.content -%} {{- visible_text(system_message.content) }} {%- else -%} {%- if model_identity is not defined -%} {%- set model_identity = "You are a helpful assistant." -%} {%- endif -%} {{- model_identity }} {%- endif -%} {#- Handle current_date -#} {%- if system_message and system_message.current_date -%} {{- '\n' ~ 'Current date: ' + system_message.current_date }} {%- endif -%} {#- Handle current_location -#} {%- if system_message and system_message.current_location -%} {{- '\n' ~ 'Current location: ' + system_message.current_location }} {%- endif -%} {%- endmacro -%} {#- Main Template Logic ================================================= -#} {#- Extract system message (only first message if it's system) -#} {%- set system_message = none -%} {%- set conversation_messages = messages -%} {%- if messages and messages[0].role == "system" -%} {%- set system_message = messages[0] -%} {%- set conversation_messages = messages[1:] -%} {%- endif -%} {#- Get the last user message turn, for interleved thinking -#} {%- set ns = namespace(last_user_index=-1) %} {% for m in conversation_messages %} {%- if m.role == 'user' %} {% set ns.last_user_index = loop.index0 -%} {%- endif %} {%- endfor %} {#- Render system message -#} {{- ']~!b[' ~ ']~b]system' ~ '\n' }} {{- build_system_message(system_message) }} {#- Render tools if available -#} {%- if tools -%} {{- '\n\n' ~ '# Tools' ~ '\n' ~ 'You may call one or more tools to assist with the user query.\nHere are the tools available in JSONSchema format:' ~ '\n' }} {{- '\n' ~ '' ~ '\n' }} {{- render_tool_namespace("functions", tools) }} {{- '' ~ '\n\n' }} {{- 'When making tool calls, use XML format to invoke tools and pass parameters:' ~ '\n' }} {{- '\n' ~ toolcall_begin_token }} param-value-1 param-value-2 ... {{- '\n' ~ toolcall_end_token }} {%- endif -%} {{- '[e~[\n' }} {#- Render messages -#} {%- set last_tool_call = namespace(name=none) -%} {%- for message in conversation_messages -%} {%- if message.role == 'assistant' -%} {#- Only render reasoning_content if no user message follows -#} {{- ']~b]ai' ~ '\n' }} {%- set reasoning_content = '' %} {%- set content = visible_text(message.content) %} {%- if message.reasoning_content is string %} {%- set reasoning_content = message.reasoning_content %} {%- else %} {%- if '' in content %} {%- set reasoning_content = content.split('')[0].strip('\n').split('')[-1].strip('\n') %} {%- set content = content.split('')[-1].strip('\n') %} {%- endif %} {%- endif %} {%- if reasoning_content and loop.index0 > ns.last_user_index -%} {{- '' ~ '\n' ~ reasoning_content ~ '\n' ~ '' ~ '\n\n' }} {%- endif -%} {%- if content -%} {{- content }} {%- endif -%} {%- if message.tool_calls -%} {{- '\n' ~ toolcall_begin_token ~ '\n' }} {%- for tool_call in message.tool_calls -%} {%- if tool_call.function %} {%- set tool_call = tool_call.function %} {%- endif %} {{- '' }} {% set _args = tool_call.arguments %} {%- for k, v in _args.items() %} {{- '' }} {{- v | tojson(ensure_ascii=False) if v is not string else v }} {{- '' }} {% endfor %} {{- '' ~ '\n' }} {%- endfor -%} {{- toolcall_end_token}} {%- set last_tool_call.name = message.tool_calls[-1].name -%} {%- else -%} {%- set last_tool_call.name = none -%} {%- endif -%} {{- '[e~[' ~ '\n' }} {%- elif message.role == 'tool' -%} {%- if last_tool_call.name is none -%} {{- raise_exception("Message has tool role, but there was no previous assistant message with a tool call!") }} {%- endif -%} {%- if loop.first or (conversation_messages[loop.index0 - 1].role != 'tool') -%} {{- ']~b]tool' }} {%- endif -%} {%- if message.content is string -%} {{- '\n' }} {{- message.content }} {{- '' }} {%- else -%} {%- for tr in message.content -%} {{- '\n' }} {{- tr.output if tr.output is defined else (tr.text if tr.type == 'text' and tr.text is defined else tr) }} {{- '\n' }} {%- endfor -%} {%- endif -%} {%- if loop.last or (conversation_messages[loop.index0 + 1].role != 'tool') -%} {{- '[e~[\n' -}} {%- endif -%} {%- elif message.role == 'user' -%} {{- ']~b]user' ~ '\n' }} {{- visible_text(message.content) }} {{- '[e~[' ~ '\n' }} {%- endif -%} {%- endfor -%} {#- Generation prompt -#} {%- if add_generation_prompt -%} {{- ']~b]ai' ~ '\n' ~ '' ~ '\n' }} {%- endif -%}