| {%- macro render_content(content) %} |
| {%- if content is string %} |
| {{- content }} |
| {%- elif content is iterable and content is not mapping %} |
| {%- for item in content %} |
| {%- if item is mapping %} |
| {%- if ('type' in item and (item.type == 'image' or item.type == 'image_url')) or 'image' in item or 'image_url' in item %} |
| {{- '[image]' }} |
| {%- elif ('type' in item and item.type == 'video') or 'video' in item %} |
| {{- '[video]' }} |
| {%- elif 'text' in item %} |
| {{- item.text }} |
| {%- else %} |
| {{- raise_exception('Unexpected item type in content.') }} |
| {%- endif %} |
| {%- else %} |
| {{- item | string }} |
| {%- endif %} |
| {%- endfor %} |
| {%- elif content is none or content is undefined %} |
| {{- '' }} |
| {%- else %} |
| {{- raise_exception('Unexpected content type.') }} |
| {%- endif %} |
| {%- endmacro %} |
| {%- if not messages %} |
| {{- raise_exception('No messages provided.') }} |
| {%- endif %} |
| {%- set reasoning_instructions = '' %} |
| {%- if enable_thinking is undefined or enable_thinking is true %} |
| {%- set resolved_reasoning_effort = reasoning_effort|default('xhigh') %} |
| {%- if resolved_reasoning_effort not in ('xhigh', 'medium', 'low') %} |
| {{- raise_exception('Unexpected reasoning effort ' ~ reasoning_effort ~ '. Supported types are xhigh (default), medium, and low.') }} |
| {%- endif %} |
| {%- if resolved_reasoning_effort == 'xhigh' %} |
| {%- set reasoning_instructions = 'Reasoning effort is set to xhigh. Please think carefully through the task, validate key assumptions, consider plausible alternatives, and prioritize correctness, consistency, and clarity in the final answer.' %} |
| {%- elif resolved_reasoning_effort == 'low' %} |
| {%- set reasoning_instructions = 'Reasoning effort is set to low. Keep your thinking brief and focused, moving directly to the conclusion without unnecessary elaboration.' %} |
| {%- endif %} |
| {%- endif %} |
| {%- set _preserve_thinking = preserve_thinking if preserve_thinking is defined else true %} |
| {%- set leading = namespace(active=true, count=0, content='') %} |
| {%- for message in messages %} |
| {%- if leading.active and (message.role == 'system' or message.role == 'developer') %} |
| {%- set rendered = render_content(message.content) | trim %} |
| {%- if rendered %} |
| {%- if leading.content %} |
| {%- set leading.content = leading.content + '\n' + rendered %} |
| {%- else %} |
| {%- set leading.content = rendered %} |
| {%- endif %} |
| {%- endif %} |
| {%- set leading.count = leading.count + 1 %} |
| {%- else %} |
| {%- set leading.active = false %} |
| {%- endif %} |
| {%- endfor %} |
| {%- set _has_tools = tools is defined and tools and tools is iterable and tools is not mapping %} |
| {%- if _has_tools %} |
| {{- '<|im_start|>system\n' }} |
| {%- if reasoning_instructions %} |
| {{- reasoning_instructions + '\n\n' }} |
| {%- endif %} |
| {{- "# Tools\n\nYou have access to the following functions:\n\n<tools>" }} |
| {%- for tool in tools %} |
| {{- "\n" }} |
| {{- tool | tojson }} |
| {%- endfor %} |
| {{- "\n</tools>" }} |
| {{- '\n\nIf you choose to call a function ONLY reply in the following format with NO suffix:\n\n<tool_call>\n<function=example_function_name>\n<parameter=example_parameter_1>\nvalue_1\n</parameter>\n<parameter=example_parameter_2>\nThis is the value for the second parameter\nthat can span\nmultiple lines\n</parameter>\n</function>\n</tool_call>\n\n<IMPORTANT>\nReminder:\n- Function calls MUST follow the specified format: an inner <function=...></function> block must be nested within <tool_call></tool_call> XML tags\n- Required parameters MUST be specified\n- You may provide optional reasoning for your function call in natural language BEFORE the function call, but NOT after\n- If there is no function call available, answer the question like normal with your current knowledge and do not tell the user about function calls\n</IMPORTANT>' }} |
| {%- if leading.content %} |
| {{- '\n\n' + leading.content }} |
| {%- endif %} |
| {{- '<|im_end|>\n' }} |
| {%- else %} |
| {%- if leading.content %} |
| {{- '<|im_start|>system\n' + (reasoning_instructions + '\n\n' if reasoning_instructions else '') + leading.content + '<|im_end|>\n' }} |
| {%- elif reasoning_instructions %} |
| {{- '<|im_start|>system\n' + reasoning_instructions + '<|im_end|>\n' }} |
| {%- endif %} |
| {%- endif %} |
| {%- set ns = namespace(multi_step_tool=true, last_query_index=messages|length - 1) %} |
| {%- for message in messages[::-1] %} |
| {%- set index = (messages|length - 1) - loop.index0 %} |
| {%- if ns.multi_step_tool and message.role == "user" %} |
| {%- set content = render_content(message.content)|trim %} |
| {%- if not(content.startswith('<tool_response>') and content.endswith('</tool_response>')) %} |
| {%- set ns.multi_step_tool = false %} |
| {%- set ns.last_query_index = index %} |
| {%- endif %} |
| {%- endif %} |
| {%- endfor %} |
| {%- for message in messages %} |
| {%- set content = render_content(message.content) | trim %} |
| {%- if loop.index0 < leading.count %} |
| {%- elif message.role == 'system' or message.role == 'developer' %} |
| {{- '<|im_start|>system\n' + content + '<|im_end|>\n' }} |
| {%- elif message.role == 'user' %} |
| {{- '<|im_start|>' + message.role + '\n' + content + '<|im_end|>' + '\n' }} |
| {%- elif message.role == "assistant" %} |
| {%- set reasoning_content = '' %} |
| {%- if message.reasoning_content is defined and message.reasoning_content is string %} |
| {%- set reasoning_content = message.reasoning_content %} |
| {%- elif message.thinking is defined and message.thinking is string %} |
| {%- set reasoning_content = message.thinking %} |
| {%- elif content.startswith('</think>') %} |
| {%- set content = (content.split('</think>')[1:] | join('</think>')).lstrip('\n') %} |
| {%- elif '\n</think>' in content %} |
| {%- set reasoning_content = content.split('\n</think>')[0] %} |
| {%- if reasoning_content.startswith('<think>\n') %} |
| {%- set reasoning_content = reasoning_content[8:] %} |
| {%- elif reasoning_content.startswith('<think>') %} |
| {%- set reasoning_content = reasoning_content[7:].lstrip('\n') %} |
| {%- endif %} |
| {%- set content = (content.split('\n</think>')[1:] | join('\n</think>')).lstrip('\n') %} |
| {%- endif %} |
| {%- set reasoning_content = reasoning_content | trim %} |
| {%- if reasoning_content and (_preserve_thinking or loop.index0 > ns.last_query_index) %} |
| {{- '<|im_start|>assistant\n<think>\n' + reasoning_content + '\n</think>\n\n' + content }} |
| {%- else %} |
| {{- '<|im_start|>assistant\n' + content }} |
| {%- endif %} |
| {%- if message.tool_calls is defined and message.tool_calls and message.tool_calls is iterable and message.tool_calls is not mapping %} |
| {%- for tool_call in message.tool_calls %} |
| {%- set call = tool_call.function if tool_call.function is defined and tool_call.function is not none else tool_call %} |
| {%- if loop.first %} |
| {%- if content | trim %} |
| {{- '\n\n<tool_call>\n<function=' + call.name + '>\n' }} |
| {%- else %} |
| {{- '<tool_call>\n<function=' + call.name + '>\n' }} |
| {%- endif %} |
| {%- else %} |
| {{- '\n<tool_call>\n<function=' + call.name + '>\n' }} |
| {%- endif %} |
| {%- if call.arguments is defined and call.arguments is mapping %} |
| {%- for args_name in call.arguments %} |
| {%- set args_value = call.arguments[args_name] %} |
| {{- '<parameter=' + args_name + '>\n' }} |
| {%- set args_value = args_value | tojson | safe if args_value is mapping or (args_value is sequence and args_value is not string) else args_value | string %} |
| {{- args_value }} |
| {{- '\n</parameter>\n' }} |
| {%- endfor %} |
| {%- elif call.arguments is defined and call.arguments is string and call.arguments %} |
| {{- call.arguments }} |
| {{- '\n' }} |
| {%- endif %} |
| {{- '</function>\n</tool_call>' }} |
| {%- endfor %} |
| {%- endif %} |
| {%- if not (loop.last and continue_final_message is defined and continue_final_message) %} |
| {{- '<|im_end|>\n' }} |
| {%- endif %} |
| {%- elif message.role == 'tool' %} |
| {%- set previous_role = messages[loop.index0 - 1].role if loop.index0 > 0 else '' %} |
| {%- if previous_role != 'tool' %} |
| {{- '<|im_start|>user' }} |
| {%- endif %} |
| {{- '\n<tool_response>\n' + content + '\n</tool_response>' }} |
| {%- set next_role = messages[loop.index0 + 1].role if not loop.last else '' %} |
| {%- if loop.last or next_role != 'tool' %} |
| {{- '<|im_end|>\n' }} |
| {%- endif %} |
| {%- else %} |
| {{- raise_exception('Unexpected message role: ' + message.role) }} |
| {%- endif %} |
| {%- endfor %} |
| {%- if add_generation_prompt %} |
| {{- '<|im_start|>assistant\n' }} |
| {%- if enable_thinking is defined and enable_thinking is false %} |
| {{- '<think>\n\n</think>\n\n' }} |
| {%- else %} |
| {{- '<think>\n' }} |
| {%- endif %} |
| {%- endif %} |
