{% for message in messages %}{{'<|im_start|>' + message['role'] + '\n' + message['content']}}{% if (loop.last and add_generation_prompt) or not loop.last %}{{ '<|im_end|>' + '\n'}}{% endif %}{% endfor %}
{% if add_generation_prompt and messages[-1]['role'] != 'assistant' %}{{ '<|im_start|>assistant\n' }}{% endif %}
{% set image_count = namespace(value=0) %}{% set video_count = namespace(value=0) %}{% for message in messages %}{% if loop.first and message['role'] != 'system' %}{% raw %}<|im_start|>system
You are a helpful assistant.<|im_end|>
{% endraw %}{% endif %}<|im_start|>{{ message['role'] }}{% raw %}
{% endraw %}{% if message['content'] is string %}{{ message['content'] }}<|im_end|>{% raw %}
{% endraw %}{% else %}{% for content in message['content'] %}{% if content['type'] == 'image' or 'image' in content or 'image_url' in content %}{% set image_count.value = image_count.value + 1 %}{% if add_vision_id %}Picture {{ image_count.value }}: {% endif %}<|vision_start|><|image_pad|><|vision_end|>{% elif content['type'] == 'video' or 'video' in content %}{% set video_count.value = video_count.value + 1 %}{% if add_vision_id %}Video {{ video_count.value }}: {% endif %}<|vision_start|><|video_pad|><|vision_end|>{% elif 'text' in content %}{{ content['text'] }}{% endif %}{% endfor %}<|im_end|>{% raw %}
{% endraw %}{% endif %}{% endfor %}{% if add_generation_prompt %}<|im_start|>assistant{% raw %}
{%- if tool.return is defined and tool.return.description is defined %}
{{- "\n Returns:\n " + tool.return.description }}
{%- endif %}
{{- '"' }}
{%- endmacro %}
{%- macro simple_description(tool) %}
{{- tool.description }}
{%- endmacro %}
{%- macro function_description(tool) %}
{%- if full_function_description %}
{{- full_description(tool) }}
{%- else %}
{{- simple_description(tool) }}
{%- endif %}
{%- endmacro %}
{%- if messages[0]["role"] == "system" %}
{%- set sys_prompt = messages[0]["content"] %}
{%- set loop_messages = messages[1:] %}
{%- else %}
{%- set loop_messages = messages %}
{% set sys_prompt = 'You are a helpful assistant with access to the following function calls. Your task is to understand the given conversation with function calls and responses and generate natural language response as the ASSISTANT to continue the conversation. You may use the following function calls to understand how to respond to the user query.' %}
{%- if not tool.parameters is defined or tool.parameters.properties | length == 0 %}
{{- "{}" }}
{%- else %}
{{- tool.parameters|tojson }}
{%- endif %}
{{- "}" }}
{%- if not loop.last %}
{{- "\n" }}
{%- endif %}
{%- endfor %}
If none of the functions are relevant or the given question lacks the parameters required by the function, please output \"<function_call> {\"name\": \"no_function\", \"arguments\": {}}\".
{%- endif %}
{% for message in messages %}
{% if message['role'] == 'user' %}
{{- '\nUSER: ' + message['content'] }}
{% elif message['role'] == 'assistant' and message.tool_calls is defined %}
{{- raise_exception("Only user and assistant and tool_results and tool and function roles are supported, with the exception of an initial optional system message!") }}
{#- Llama 3.1 doesn't pass all tests if the tools are in the system prompt #}
{%- set tools_in_user_message = true %}
{%- endif %}
{%- if not date_string is defined %}
{%- if strftime_now is defined %}
{%- set date_string = strftime_now("%d %b %Y") %}
{%- else %}
{%- set date_string = "26 Jul 2024" %}
{%- endif %}
{%- endif %}
{%- if not tools is defined %}
{%- set tools = none %}
{%- endif %}
{#- This block extracts the system message, so we can slot it into the right place. #}
{%- if messages[0]['role'] == 'system' %}
{%- if messages[0]['content'] is string %}
{%- set system_message = messages[0]['content']|trim %}
{%- else %}
{%- set system_message = messages[0]['content'][0]['text']|trim %}
{%- endif %}
{%- set messages = messages[1:] %}
{%- else %}
{%- if tools is not none %}
{%- set system_message = "You are a helpful assistant with tool calling capabilities. Only reply with a tool call if the function exists in the library provided by the user. If it doesn't exist, just reply directly in natural language. When you receive a tool call response, use the output to format an answer to the original user question." %}
{#- This block extracts the system message, so we can slot it into the right place. #}
{%- if messages[0]['role'] == 'system' %}
{%- if messages[0]['content'] is string %}
{%- set system_message = messages[0]['content']|trim %}
{%- else %}
{%- set system_message = messages[0]['content'][0]['text']|trim %}
{%- endif %}
{%- set messages = messages[1:] %}
{%- else %}
{%- if tools is not none %}
{%- set system_message = "You are a helpful assistant with tool calling capabilities. Only reply with a tool call if the function exists in the library provided by the user. If it doesn't exist, just reply directly in natural language. When you receive a tool call response, use the output to format an answer to the original user question." %}
{%- else %}
{%- set system_message = "" %}
{%- endif %}
{%- endif %}
{#- System message if there are no images, if the user supplied one, or if tools are used (default tool system message) #}
{%- if system_message or not image_ns.has_images %}
{#- This block extracts the system message, so we can slot it into the right place. #}
{%- if messages[0]['role'] == 'system' %}
{%- set system_message = messages[0]['content']|trim %}
{%- set messages = messages[1:] %}
{%- else %}
{%- set system_message = "You are a helpful assistant with tool calling capabilities. Only reply with a tool call if the function exists in the library provided by the user. If it doesn't exist, just reply directly in natural language. When you receive a tool call response, use the output to format an answer to the original user question." %}
{%- set tool_definition = tool_definition ~ (tools | tojson(indent=4)) %}
{%- else %}
{%- set tools = none %}
{%- endif %}
{#- This block extracts the system message, so we can slot it into the right place. #}
{%- if messages[0]['role'] == 'system' %}
{%- set user_provided_system_message = true %}
{%- if messages[0]['content'] is string %}
{%- set system_message = messages[0]['content']|trim %}
{%- else %}
{%- set system_message = messages[0]['content'][0]['text']|trim %}
{%- endif %}
{%- set messages = messages[1:] %}
{%- else %}
{%- if tools is not none %}
{#- Since not system_message was provided by user, if tool is provided, system_message is now default tool system message #}
{#- This system message is from llama website:https://www.llama.com/docs/model-cards-and-prompt-formats/llama4/ #}
{%- set system_message = "You are a helpful assistant and an expert in function composition. You can answer general questions using your internal knowledge OR invoke functions when necessary. Follow these strict guidelines:\n\n1. FUNCTION CALLS:\n- ONLY use functions that are EXPLICITLY listed in the function list below\n- If NO functions are listed (empty function list []), respond ONLY with internal knowledge or \"I don't have access to [Unavailable service] information\"\n- If a function is not in the list, respond ONLY with internal knowledge or \"I don't have access to [Unavailable service] information\"\n- If ALL required parameters are present AND the query EXACTLY matches a listed function's purpose: output ONLY the function call(s)\n- Use exact format: [func_name1(param1=value1, param2=value2), func_name2(...)]\nExamples:\nCORRECT: [get_weather(location=\"Vancouver\"), calculate_route(start=\"Boston\", end=\"New York\")] <- Only if get_weather and calculate_route are in function list\nINCORRECT: get_weather(location=\"New York\")\nINCORRECT: Let me check the weather: [get_weather(location=\"New York\")]\nINCORRECT: [get_events(location=\"Singapore\")] <- If function not in list\n\n2. RESPONSE RULES:\n- For pure function requests matching a listed function: ONLY output the function call(s)\n- For knowledge questions: ONLY output text\n- For missing parameters: ONLY request the specific missing parameters\n- For unavailable services (not in function list): output ONLY with internal knowledge or \"I don't have access to [Unavailable service] information\". Do NOT execute a function call.\n- If the query asks for information beyond what a listed function provides: output ONLY with internal knowledge about your limitations\n- NEVER combine text and function calls in the same response\n- NEVER suggest alternative functions when the requested service is unavailable\n- NEVER create or invent new functions not listed below\n\n3. STRICT BOUNDARIES:\n- ONLY use functions from the list below - no exceptions\n- NEVER use a function as an alternative to unavailable information\n- NEVER call functions not present in the function list\n- NEVER add explanatory text to function calls\n- NEVER respond with empty brackets\n- Use proper Python/JSON syntax for function calls\n- Check the function list carefully before responding\n\n4. TOOL RESPONSE HANDLING:\n- When receiving tool responses: provide concise, natural language responses\n- Don't repeat tool response verbatim\n- Don't add supplementary information\n\nHere is a list of functions in JSON format that you can invoke:\n" %}
{%- else %}
{%- set system_message = "" %}
{%- endif %}
{%- endif %}
{#- Now writing the system message: use the user provided system message if user_provided_system_message, else default tool system message if tools presented #}
{%- if system_message %}
{#- always use user provided system message to override default tool system message #}
{{- "<|header_start|>system<|header_end|>\n\n" }}
{{- system_message }}
{%- if user_provided_system_message and tools %}
{{- "\nHere is a list of functions in JSON format that you can invoke. Use exact format: [func_name1(param1=value1, param2=value2), func_name2(...)]\n" }}
{{- tool_definition -}}
{%- elif tool_definition %}
{{- tool_definition -}}
{%- endif %}
{{- "<|eot|>" }}
{%- endif %}
{#- Now deal with all other messages #}
{%- for message in messages %}
{#- Base case: messages that are not from tool role and has empty tool_call list #}
{%- if not (message.role == 'ipython' or message.role == 'tool' or ('tool_calls' in message and message.tool_calls|length != 0 )) %}
{{ '<beginning_of_sentence>system tool_setting=tools\nYou are provided with these tools:\n<tools>\n' -}}
{%- for tool in tools %}
{{ tool | tojson ~ '\n' -}}
{%- endfor %}
{{ '</tools>\n\nIf you need to call tools, please respond with <tool_calls></tool_calls> XML tags, and provide tool-name and json-object of arguments, following the format below:\n<tool_calls>\n{"name": <tool-name>, "arguments": <args-json-object>}\n...\n</tool_calls><end_of_sentence>\n' -}}
{%- endif %}
{#- Process messages #}
{%- for message in messages %}
{%- if not (message.role == 'ipython' or message.role == 'tool' or 'tool_calls' in message) %}
