File size: 3,794 Bytes
91261b2 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 | {%- set tools = tools if tools is defined else None -%}
{%- set date_string = date_string if date_string is defined else "1 Sep 2024" -%}
{%- set system_message = messages[0].content if messages[0].role == "system" else "" -%}
{%- if messages[0].role == "system" -%}
{%- set messages = messages[1:] -%}
{%- endif -%}
{%- if not tool_prompt -%}
{%- set tool_prompt = "For each function call return a json object with function name and arguments within <tool_call> </tool_call> tags with the following schema:
<tool_call>
{\"name\": <function-name>, \"arguments\": <args-dict>}
</tool_call>" -%}
{%- endif -%}
{%- if system_message or tools -%}
{{- '<|im_start|>system
'}}
{%- endif -%}
{%- if system_message %}
{{- system_message + "
"}}
{%- endif -%}
{%- if tools -%}
{{- "You have function-calling capabilities. You are provided with function signatures within <tools> </tools> XML tags. You may call one or more functions to assist with the user query. Don't make assumptions about what values to plug into functions.
" }}
{{- "<tools>
" }}
{{- tools }}
{{- "
</tools>
" }}
{{- tool_prompt -}}
{%- endif -%}
{%- if system_message or tools -%}
{{- '<|im_end|>
'}}
{%- endif -%}
{# Main message loop #}
{%- for message in messages -%}
{%- if message.role == "user" or message.role == "assistant" or message.role == "tool" -%}
{%- if loop.first and message.role != "user" -%}
{{ raise_exception("Invalid sequence: The first message role must be 'user' after 'system' if provided .") }}
{%- endif -%}
{%- if not loop.first and message.role in ["user", "assistant"] and message.role == loop.previtem.role -%}
{{ raise_exception("Invalid sequence: Consecutive messages cannot have the same role ('user' or 'assistant').") }}
{%- endif -%}
{%- if message.role == "user" and not loop.first and loop.previtem.role != "assistant" -%}
{{ raise_exception("Invalid sequence: A 'user' message must be preceded by an 'assistant' message.") }}
{%- endif -%}
{%- if message.role == "tool" and not loop.first and loop.previtem.role not in ["assistant", "tool"] -%}
{{ raise_exception("Invalid sequence: A 'tool' message must be preceded by 'assistant' or 'tool'.") }}
{%- endif -%}
{%- else -%}
{{- raise_exception("Invalid role detected: only 'user', 'assistant', or 'tool' roles are accepted.") }}
{%- endif -%}
{%- if message.role == "user" or (message.role == "assistant" and message.tool_calls is not defined) -%}
{{- '<|im_start|>' + message.role + '
' + message.content | trim + '<|im_end|>
'}}
{%- elif message.role == "assistant" -%}
{{- '<|im_start|>' + message.role }}
{%- for tool_call in message.tool_calls -%}
{{ '
<tool_call>
' }}
{%- if tool_call.function -%}
{"name": "{{ tool_call.function.name }}", "arguments": {{ tool_call.function.arguments | tojson }} }
{%- else -%}
{"name": "{{ tool_call.name }}", "arguments": {{ tool_call.arguments | tojson }} }
{%- endif -%}
{{ '
</tool_call>' }}
{%- endfor -%}
{{- '<|im_end|>
' }}
{%- elif message.role == "tool" -%}
{%- if loop.previtem and loop.previtem.role != "tool" -%}
{{- '<|im_start|>tool
' }}
{%- endif -%}
{{- '<tool_response>
' }}
{{- message.content }}
{{- '
</tool_response>
' }}
{%- if loop.last or loop.nextitem.role != "tool" -%}
{{- '<|im_end|>
'}}
{%- endif -%}
{%- endif -%}
{%- endfor -%}
{# Prompt for assistant generation if needed #}
{%- if add_generation_prompt -%}
{{- '<|im_start|>assistant
' }}
{%- endif -%} |