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char-fork/llama.cpp

git clone https://git.t4t.associates/char-fork/llama.cpp

Olivier ChafikTool call support (generic + native for Llama, Functionary, Hermes, Mistral, Firefunction, DeepSeek) w/ lazy grammars (#9639)8b576b6c52025-01-30

1{{- bos_token }}
2{%- if custom_tools is defined %}
3    {%- set tools = custom_tools %}
4{%- endif %}
5{%- if not tools_in_user_message is defined %}
6    {%- set tools_in_user_message = true %}
7{%- endif %}
8{%- if not date_string is defined %}
9    {%- if strftime_now is defined %}
10        {%- set date_string = strftime_now("%d %b %Y") %}
11    {%- else %}
12        {%- set date_string = "26 Jul 2024" %}
13    {%- endif %}
14{%- endif %}
15{%- if not tools is defined %}
16    {%- set tools = none %}
17{%- endif %}
18
19{#- This block extracts the system message, so we can slot it into the right place. #}
20{%- if messages[0]['role'] == 'system' %}
21    {%- set system_message = messages[0]['content']|trim %}
22    {%- set messages = messages[1:] %}
23{%- else %}
24    {%- set system_message = "" %}
25{%- endif %}
26
27{#- System message #}
28{{- "<|start_header_id|>system<|end_header_id|>\n\n" }}
29{%- if tools is not none %}
30    {{- "Environment: ipython\n" }}
31{%- endif %}
32{{- "Cutting Knowledge Date: December 2023\n" }}
33{{- "Today Date: " + date_string + "\n\n" }}
34{%- if tools is not none and not tools_in_user_message %}
35    {{- "You have access to the following functions. To call a function, please respond with JSON for a function call." }}
36    {{- 'Respond in the format {"name": function name, "parameters": dictionary of argument name and its value}.' }}
37    {{- "Do not use variables.\n\n" }}
38    {%- for t in tools %}
39        {{- t | tojson(indent=4) }}
40        {{- "\n\n" }}
41    {%- endfor %}
42{%- endif %}
43{{- system_message }}
44{{- "<|eot_id|>" }}
45
46{#- Custom tools are passed in a user message with some extra guidance #}
47{%- if tools_in_user_message and not tools is none %}
48    {#- Extract the first user message so we can plug it in here #}
49    {%- if messages | length != 0 %}
50        {%- set first_user_message = messages[0]['content']|trim %}
51        {%- set messages = messages[1:] %}
52    {%- else %}
53        {{- raise_exception("Cannot put tools in the first user message when there's no first user message!") }}
54{%- endif %}
55    {{- '<|start_header_id|>user<|end_header_id|>\n\n' -}}
56    {{- "Given the following functions, please respond with a JSON for a function call " }}
57    {{- "with its proper arguments that best answers the given prompt.\n\n" }}
58    {{- 'Respond in the format {"name": function name, "parameters": dictionary of argument name and its value}.' }}
59    {{- "Do not use variables.\n\n" }}
60    {%- for t in tools %}
61        {{- t | tojson(indent=4) }}
62        {{- "\n\n" }}
63    {%- endfor %}
64    {{- first_user_message + "<|eot_id|>"}}
65{%- endif %}
66
67{%- for message in messages %}
68    {%- if not (message.role == 'ipython' or message.role == 'tool' or 'tool_calls' in message) %}
69        {{- '<|start_header_id|>' + message['role'] + '<|end_header_id|>\n\n'+ message['content'] | trim + '<|eot_id|>' }}
70    {%- elif 'tool_calls' in message %}
71        {%- if not message.tool_calls|length == 1 %}
72            {{- raise_exception("This model only supports single tool-calls at once!") }}
73        {%- endif %}
74        {%- set tool_call = message.tool_calls[0].function %}
75        {{- '<|start_header_id|>assistant<|end_header_id|>\n\n' -}}
76        {{- '{"name": "' + tool_call.name + '", ' }}
77        {{- '"parameters": ' }}
78        {{- tool_call.arguments | tojson }}
79        {{- "}" }}
80        {{- "<|eot_id|>" }}
81    {%- elif message.role == "tool" or message.role == "ipython" %}
82        {{- "<|start_header_id|>ipython<|end_header_id|>\n\n" }}
83        {%- if message.content is mapping or message.content is iterable %}
84            {{- message.content | tojson }}
85        {%- else %}
86            {{- message.content }}
87        {%- endif %}
88        {{- "<|eot_id|>" }}
89    {%- endif %}
90{%- endfor %}
91{%- if add_generation_prompt %}
92    {{- '<|start_header_id|>assistant<|end_header_id|>\n\n' }}
93{%- endif %}